uniden pro 510xl mods

uniden pro 510xl mods2020/09/28

6. Required fields are marked *. Step 37: Reassemble the radio. Alright, so lets explore them in detail. Solder the positive lead of the Instead clip or remove R249. Replace R187 (10k) with a 1 K. CLARIFIER: OVERMOD: Check D11. faces final) MODULATION: Cut D14 5)That's it .Flip the switch to jump up one channel. Hold it until the solder cools and hardens. Public Address. **Content on this site may contain affiliate links. SQUELCH: VR2 1. (will read about 10 watts on an average-reading watt meter with 50% generator peak output power reduction from 16 watts to 4 watts, but a 24-volt power 2. Find D52, R44 and R174 and remove them. Now you know about the Uniden Pro 510 XL mods. Show all Uniden Answering Machine manuals. bottom), then lift the resistor up on its left lead at a 45-degree angle. Document Contents hide. 25 LTD 1.Remove the top of the case (The Part that does Do you have any tricks, modifications or constructions for homebrewed equipment that are not on mods.dk, please send the information to mods.dk. 4. Re-tune coils L37,L38 for maximum forward power. SSB POWER: VR7 by frogman296 Tuesday 29th Jul 2008, 0:35, Post 2. by absorbentgnome Friday 1st Aug 2008, 1:50, Post 2. JavaScript is disabled. Install a SPST switch between pins 11 and 12 of the MB8719 PLL Put back the covers at the front and at the back. OVERMOD: Check D9 Theres' no need to bore it out. Download Manual. Re-align center slot by adjusting CT3. TIP3055 = ECG 392 = 276-2020(Radio Shack) Congratulations! Current Drain: TX: full mod., 1.7A RX: with max. Follow the YELLOW 2)Get a SPST switch and mount it in the radio. The cathode leg can be identified using the black bad mark. I'm not a beginner when it comes to electronics in general (nor am I an expert), but I am a beginner at CB mods. CAUTION!!! 5) Find the GREY wire from the clarifier knob and cut it just before it connects to the PCB. The management works very hard to make sure the community is running the best software, best designs, and all the other bells and whistles. a. CT3 for USB. 1. SQUELCH: VR3 The instructions are the same as the Cobra 25 above,EXCEPT the following: Replace R108 (1 Ohm) with a .47 Ohm. Step 4: Cut the wires that lead to the pcb from the internal speakers. VR2 - SSB/CW S METER ADJUST 2. 4. Your power tweaking mod is not complete. 3. Note that this will not work on all channels. to POINT 14 (8.7 V) or to TR 41 collector. For Talkback remove D80. BTSC1500. I realy didnt have much need until they quit making the mini mag. #16 on the MB8719 PLL. audio output, 1.7A Size 4-1/2" W x 6-3/4" D x 1-3/8" H . The normal tweak says to replace the 2.7ohm resistor in front of the final, with a .47ohm. CLARIFIER: grill. the Cathode (band end) to the Base lead of the 2N3904. I just bought a Uniden Pro 510xl for my JK. ", SuperStar 3900 located at point 54 and UNSOLDER it. Install a SPST switch across the cut you made to isolate pin 10. 9 oz. 2. > MODULATION: Cut D14 > AM POWER: L6,L5 > VR1: Squelch > VR2: TX meter > VR3: RX meter > VR4: RX IF gain. Tweak & Peak Audio Limiter - TR53 They are: Step 6: Now, put the radio in an upside down position. 2= 27.455 7= 27.515 12= 27.585 23= 27.575 side of cap. Antenna . Change R124 (10k) to a 4.7k Solder this RED wire to pin #3 of MB3756 regulator. (TX full mod.) 1. Follow the RED WIRE from the clarifier control to the PC board and UNSOLDER it. ASSEMBLY: 100 kit "L" expander kit. This wire I do not any help. (1/4 to 1/2 watt). to the PC board ground. by mag69 Friday 7th Nov 2008, 21:42, Post 1. 1. Super Star 3900 Gold and Cobra 148GTLX Gold with a 2SC945. Post Follow the ORANGE WIRE 1. about 50nS. Follow the RED the cut-side of pin #16. the following: Here's how to do a 10 Kc UP jump only: SAMS PHOTOS: 249 Using a SPST switch, one side of the switch goes to the cut-side of pin #16. why would you try to mod a am only cb budget radio for ,also how come some of these radios i have seen in the usa are only am fm ,i dont know how anyone can pay $400 plus us upto $800 for a fm am band only radio thats 1 big joke to me .you can buy a brandknew icom706mk2 g that is all mode all bands for just over what $800us orso my god the am fm ones are more expensive than the ssb ones and there a real good price, thanks david nsw australia, hi i know there not even $50 over your way where the 520xl was $149.00 the 540e like the 640e but only am they were $189 ,i was just commenting on doing it it here ,thanks david nsw australia, Probably because the way it is down here..No one talks ssb local in. Also, the pulse Install a "super-diode" in place of the stock varactor D35. 1. 3. At this point, turn your radio on and check to varify that all channels are locked in and working. This will allow you to jump 10Kc up or down. Solder this lead to the ground foil on the bottom 1.VR 1AM/FM S-Meter The AMC is D-203 and the power adj. Step 12: Position the 470uF capacitor inside the radio where The last side goes to pin #18 of PLL (or ground) 2. 1. Do it Remove R123 and replace with a jumper. Click here to see the article list for PRO-510. Solder this RED WIRE SAMS PHOTOS: #223,229,235,243,272,282. Good on the bike with helmet mike setup. By click on the link you start a new message thread that only is related to ADI AR-247, and not to any of the articles. NO TX: Check for shorted 33uF (10v) capacitor across C87. I need to adjust the amc circuit a little though to get more modulatoin from a 636 mic. Find the YELLOW WIRE on the clarifier control and UNSOLDER it. There is a black plastic rectangular plug (CN5) which DRIVER BIAS VR11 hacking your radio with a lot of switches is to install the EXPO Re-tune coils. the PC trace. VR3 - SSB SQUELCH RANGE Example: papa-mod January 20, 2022 January 20, 2022 Leave a comment on Uniden PRO 510XL Professional Mobile CB Radio User Manual. Resolder this wire to the PC board ground. VR13 - AM POWER ADJUST 7.VR 8RF Meter You can and see what it gives you , if not , just leave well enough alone. Step 35: Remove the foils from the screws using the tip of the screwdriver. MODULATOR AND VARIABLE POWER by johhn Sunday 2nd Nov 2008, 0:59, Post If you have some, slip 2 or 3 ferrite Peak and tune UNIDEN PRO 510XL. you. Working on CB unit mount now. Modifications Uniden PRO-500D,PRO-510XL,PRO-520XL POWER TWEAKS 1. 5. 7. Resolder this ORANGE WIRE 3. If it is not, adjust these in the following order: 8.VR10Final Bias Re-tune L37 and L38 for maximum AM forward power. Push Follow the RED WIRE 2. AM POWER: VR10 2= 27.455 7= 27.515 12= 27.585 3. RX COILS: L3 thru L8 fluctuations that would occur below about 200 Hz. 3. DRIVER BIAS(25 Ma): VR9 Should I upgrade from Uniden Pro-510XL to the Uniden PC-68XL? Step 22: Solder one leg of the resistance to the base leg of the 2N3904 as well. Using a SPST toggle switch, wire as follows: Re-tune coils L36,L37 for maximum forward AM power. 1. If you want to fool around with the rest of the stuff that's OK.. 29 LTD: We pride ourselves on welcoming Radio Hobby enthusiasts of all types, while offering unbiased, informative, and friendly discussion among the members. Step 12: Putsome solder at the heated spot. I put a resistor in series with the diode. This model comes with a +/- 0.005% frequency tolerance. 5. For the last 20 years the Uniden Pro 510 XL has arguably been one of the smallest and most popular bargain basement entry level radios. 4. Thanks for any > help you can give! Solder one lead to the Base lead of the The Uniden Pro510XL can be used to remove noise and improve communication reliability and clarity with an integrated ANL and squelch control. REPAIR TIPS: also is there a way to add talkback without a pa system. Do not worry. Older models use: 2SK19GR 1. NEED MORE SLIDE?? CLARIFIER: Follow the RED wire from the clarifier control to where it connects to the PC board and UNSOLDER it. The antenna is on my crew cab pickup roof, which makes . 4. Follow the WHITE WIRE capacitor. 5. Uniden PRO 510XL: Type: Mobile: Version: CB-Radio: Frequency Range: 26.965 - 27.405 Mhz: Channels: 40: Power Output: AM: 4W: Multi-norm: ANL (Automatic Noise Limiter) CTCSS: Final TX Bias, VR21=Frequency Adjustment Carful on this one. Connect the In JP6 holes, solder the 220uF capacitor. (DO NOT change the 15 Ohm resistor!!) Follow the PURPLE/WHITE from the clarifier control to where it connects to the PC board and cut 4)Switch #3 will be soldered to the cut traces on pin # 10. Step 32: Solder the negative lead of the capacitor to the ground foil at the bottom. from the clarifier control to the PC board and UNSOLDER it. just made. It's low price and simple features made it attractive to beginners and it's black styling and small knobs made it more appealing to those who didn't buy into the big chrome CB look of the 80's. Remove final and replace with a 2SC1969 transistor. No smoke? 1. MODULATION: VR7 or cut D23 VR4 - AM SQUELCH RANGE CLARIFIER: (r238a 5.6K resistor in line with the variable resistor that adjusted Yes it's a lot of work for a small cheapo radio but I kind of like things that come out the other end as Frankenstein. completely around these screws and also a gap and more foil to the rear of both Without taking too hard of a detour looking at the area of Q7 for now, look what I found guys, a little bag of 2999s that I bought many years ago. Follow the ORANGE WIRE 2. If 5. Need schematic for a uniden pro 510xl.. Should I upgrade from Uniden Pro-510XL to the Uniden PC-68XL? Add a jumper in the holes from where you removed D29. 2. Follow the YELLOW wire from the clarifier control to where it connects to the PCboard and UNSOLDER it. 1. FM DEVIATION VR5 2. is in the front center of the radio right in front of the gold colored Reducing the gain can help in rare situations where a nearby powerful transmitter is overloading your CB radio's receiver but that's a pretty uncommon situation. to do this (Radio Shack #64-2090). It features an instant channel 9 function where you can quickly set the radio to the emergency/channel 9. ). from the clarifier control to where it attatches to the PC board and UNSOLDER what can i do to a 510 to peak it up. i have several new old stock units available. Models. Isolate the ground pin 10 of the MB8719 PLL by cutting by Pioneer621 Saturday 8th Nov 2008, 10:59, Post (8 volts) An ultra-compact CB radio, the PRO510XL is a perfect solution for installations that don't allow for a large size radio. which antenna is the best for a Uniden Pro-510 XL CB Radio? It features an instant channel 9 function where you can quickly set the radio to the emergency/channel 9. 2. Compact Mobile CB Radio. If it is not, adjust these VR3: RX meter 2. 5. your right. 1. !You now have 8 bands of 40 channels.25.165-28.755. The high-bandwidth modification of the Uniden Pro510XL is capable of passing all of Dr Clarks frequencies. Uniden PRO510XL 40 Channel CB Radio 88 product ratings About this product Brand new $49.99 Open box $41.93 Pre-owned $26.25 Make an offer: Pre-owned Auction: Pre-owned $28.99 Last one! Transmit on SSB, but not on AM: SOLDER a 4.7 k resistor across where D21 and D22 was size you picked) to about 1/4". LED goes out and NO TX when keyed up: Check C118 SW1 / SW2 DOWN: NORMAL 1-40 It is 6. just clip D14. OVERMOD: Check for missing or cut D9, missaligned VR5. SSB POWER: VR11. Locate pins #12 and #13 on IC7 (MC14008BCP chip). 3. MB8719 PLL Example: papa-mod for a superstar 3900 . Solder in a jumper wire from where you removed the wires on the board. faces final) get suckered out of $15.00 or more getting one of these things. You now have 8 bands, Channels 25.165-28.755. immediately to the left and rear of where the audio transformer was. Turbo T I would just get a 2018 Xtreme echo power mic with talkback. As was posted you do not want to start soldering the surface mount components. If you have a meter and you can tell what the power is ? Current Drain TX full mod 1.7A, RX with max audio output, 1.7A; Size 4 1/2" x 6 3/4" c 1 3/8" Weighs 1 pound 9 ounces; UHF SO239 Antenna connector; LED meter indicates . AM POWER VR13 2. If you're looking for a no-frills radio that will get the job done, the Uniden 510 is a great choice. Uniden's base model, the Pro 510 XL, provides 40 channel CB operations in a compact and affordable package. PAY ATTENTION to the "+" and "-"!!! There are three major modes such as the power tweaking mod, wide bandwidth modulation mode, and ther 24 V power supply mod. 3. this was fun though i thought. CHANNEL TWEAKS: Remove final and replace with a 2SC1969 transistor. Missaligned VR4. +, 1.VR 1AM/FM S-Meter out when keyed: Bad /shorted C119. About the size of a novel, this radio can fit in confined spaces so mounting becomes an easy task. TR32 - IS THE AMC LIMITER, "I don't recommend removing TR32 as it disables VR12 ALC, SSB power will be at full blast. 5. down. + 10 KHz Jump Switch, 1)Get a SPST switch and mount it in the radio. 4. I hope that this article managed to answer all your questions about modding this particular radio set. 4. 12.VR14AM Modulation 2. ALC VR12 11.VR13AM/FM High Power Please see the related Re-tune L14,L13,L12 for maximum forward power. 6. 2. Replace C58 with a 180pF capacitor. chassis, which provides better grounding for the audio generator and can Remove the bottom cover, be carful not to pull 4.VR 4AM/FM Squelch Range I have found that the easiest way to do this without hacking your radio with a lot of switches is to install the EXPO 100 kit "L" expander kit. Solder the positive lead of the 3. Replace R99 (10k) with a 2.2k MODULATION: VR5 or cut D9 2. wire. CAUTION!!! radio communications.Your Uniden PRO 510AXL is an advanced mobile radio designed for use in the Citizens Band Radio Service. Replace R43 (10 Ohm) with a 2.7 Ohm. 2) Find D-79 and jump it (Solder a wire across it) Unsolder JP6 near final. 6. Current Drain: TX: full mod., 1.7A RX: with max. 3. Replace C173 (180pF NPO) with a 220pF NPO ceramic capacitor. It will be exactly 56 mm from the bottom edge and 33 mm from the left hand side edge. VR8 - RF METER ADJUST The original Pro series radios by Uniden used a high impedance Mic (1,000 Ohms). Step 1: Place the radio in an upside down position with the front side of the radio facing you. You should see around 15 watts on AM and 25 watts on SSB. 1. Remove TR24 Replace R78 (27k) with a 56k. Time to start troubleshooting my Cobra 148GTL radio, need to find out what is up with it. This wire is no longer used. You will find it 30 mm from the bottom edge and 48 mm from the right hand side edge. 5. OVERMOD: Check D11 You could also use a capacitor with a bit higher voltage and capacitance if it fits. Check all connections for shorts. clarifier control. CLARIFIER: Resolder this WHITE WIRE http://www.cbtricks.com/members/kd6tas/amsig.htm. [which is rf gain],in the middle RT-201 "TX PWR", which doesn't seem to do anything and on the right,RT-1 for squelch. b. L20 for LSB. The Uniden PRO510XL is a small sized radio, ideal for installing in vehicles with less space in the cab such as newer cars and smaller pickups. Take it up and back it off a bit from there. 4. I am thinking of doing some work in this area. the 10 kc jump up. located 30mm (1 3/16") from the rear edge and 48mm (1 7/8") from the right TX COILS: L32,L30 For a 10 Kc UP and DOWN switch: Re-tune coils L32,L30,L29,L28 and VR8 for maximum forward AM power. 3. I just did this mod in my shop here today. mod kit by soldering one wire to each of the 220uF capacitors leads. 6. SSB POWER: VR11. So ensure these mods are legal in your country to avoid legal trials. radio (I drilled a 1/8" hole next to the antenna jack). No smoke? I have a Korean 510e with that chip, and the Phillies have an add-on smt board. TBH I doubt of you would even get an extra watt without more distortion (if it was already turned up to the max). You can clip it or add resistor in line for 100% , there loud little radios with there little stock mic's . 3. It will be exactly 14 mm from the left edge and precisely 42 mm from the bottom edge. Page 4: Parts Of The Radio PARTS OF THE RADIO Front 1. 2. 25 GTL: On the solder side of the board, solder the resistor 2. a jumper wire in its place. Relay buzzes on SSB, no am transmit, lights go dim, or CARRIER BALANCE: VR4 9. TX FREQ VR6 Re-tune coils L37 and L38 for maximum forward swing Step 4: Keep tuning until the forward power of the radio is maximized. Step 8: Cut the right hand side of the leg of the resistor keeping the leg connected to the resistance as long as possible. DO NOT adjust!!! 1. Care to buy us a beer? D-14 will make the radio louder and the pep swing will be automatic after that. Hold the 2N3904 horizontal in your left >>Eric, I have 3 of these radio's in various autos right now all you need >>to do to them is cut D14. Add a jumper wire from R119 (the cut end) to the banded 2. NOTE: Some radios have different colored wires on the clarifier control. NO TX: Check for shorted 33uF(10v) capacitor across the radio labeled 10K and reconnect this plug to the connector on the 10.VR12SSB ALC This forum message list include all message for that is related to PRO-510, this include message that also is related to articles. UNSOLDER it. If you like to write a new message you can do it by click here. UNIDEN PRO 510 XL . 1. Follow the PURPLE/WHITE wire form the clarifier control to the PC board and UNSOLDER IT. and your done. Turn these adjustment screws all the way to the right. 4) Find the BLUE wire from the clarifier knob and cut it just before it connects to the PCB. 11 meter band on Band D. NOTE: You also have Talkback , should be able to take 100 ohm or lower resistor ,solder from receive pin (4) on the mic jack to board ground , this should give you talkback , the lower the resistor ,the louder it will be. 3. 2. Your Uniden Pro 510 Xl radio is now modded for using a 24 V external power supply. Click HERE to see photos of Install a SPST switch between pins 11 and 12 of the 4= 27.485 9= 27.545 14= 27.605 The Uniden Pro 510 XL is already very small in size. Step 5: Completely cut off the speaker wires. FOR THE DRILL HOLES ALL OVER MY RADIO LOVERS: the modification process, Click HERE for a schematic of This reduces the square wave rise/fall time from 125nS to 3. Solder a jumper from where you removed R174 ALC. supply can be added to the system to bring the peak power levels up to about ALl the switches down will give the normal channels of the radio. 1. 3)Solder a wire from one side of the switch to J27. Uniden PRO-510XL, low unmodulated carrier (Super swing/Swing Kit). provides for slightly sharper square waves when modulating above 200 KHz. excellent square wave response from DC to over 250 KHz. While Replace C174 (56pF NPO) with a 82pF NPO ceramic capacitor. Unsolder JP36 instead of JP6. Remove R44 and D52. SW1 DOWN / SW2 UP: (ch. L6 and L5 are AM power / D-14 is mod limiter . 4. PRO 510XL Professional Mobile CB Radio Printed in Vietnam UTZZ01363AA(0) Sheet 1 Page 2 . 4. positive lead of a 24-Volt 1.5-Amp (or better) regulated power supply to this MODULATION: VR14 or cut R249 MODULATION METER: VR7 D35. Replace with a 16v or 25v. counter If all goes well, you should slide about 4 down and 1 up. The printed side should be at the top and the legs should be pointing to the right. President Grant SLIDER mod ", The above is compliments of "Doug 2. Find the two wires that are attached to the RF gain Locate the 2.7 ohm resistor in front of the final bias resistor (15 Ohm w/RF bead) and change it to a .47 Ohm. Galaxy 66V MOD. here are those three mods in brief: Are you confused about how to perform these mods on your Uniden Pro 510 XL? : VR3 Open Clarifier, 1)Find D75 and R135 and cut one end of them. not have the speaker on it) and locate the wire (is usually green or red CB channel 19 is the busiest of all CB channels. To the point and effective, a favorite for anyone just wanting a basic CB. Step 11: Cut a 6-inch length of 16- or 18-gauge stranded hookup and let your radio 'swing'. Adjustments: 6) That's it. 2)On the back of the clarifier knob follow the green wire to the PC board. Replace R84 (4.7k) with a 2.2k. Re-tune coils L37,L38 for maximum forward power. The last side goes to pin #18 of PLL (or ground) I got the Rugged Ridge mount for up by the mirror, but I need the view through the space above the mirror. It is Replace with a GE-66(10 amp) or an NTE-152 (7 amp), Channel display glows dim after radio is shut down, freq. Basically, you need to either add voltage or ground pin #16 on the MB8719 PLL. from the clarifier control to the PC board and UNSOLDER it. You should be very surprised on the audio with just the stock mic. ASSEMBLY: VR11 - DRIVER BIAS ADJUST Radio Shack Through-Glass "Cellular Look-Alike" Antenna with WX Band Model: 21-802 3. SSB POWER - VR-12, SUPERSTAR 1700, 3600, 3900 is no longer used. SW1 UP / SW2 DOWN: (ch.15-27) 26.815 Hold the legs until the solder hardens. Galaxy 99V 3. Follow the ORANGE WIRE from the clarifier control to where it attatches to the PC board and UNSOLDER it. 1.4 A: 1.7 A: 1.7 A: 1.5 A: 2.2 A: 2.2 A: RX with max. 9 oz. 2. VR3: RX meter There were power wires and a wire that connected to the 1. Replace R124 (10k) with a 4.7k DRIVER BIAS: VR8 The frequency of the Uniden Pro 510 XL is 26.965 MHz to 27.504 MHz. point away at 45-degree angles. the negative lead to the ground foil on the bottom side. PRO510 XL Mobile radio Microphone and hook Mounting bracket and knobs Mounting hardware Other printed materials NOTE: You must use a CB antenna (sold separately) with this radio. Using small needle nose pliers, pull the plug off and counter may be unstable Step 17: Heat up the soldered spot of the L2 transformer. 16 = 27.925 21 = 27.985 . Channel display reads all 7's or 8's: Leaky/shorted You are using an out of date browser. AM/FM S METER VR1 5. MODULATION - Adjust VR-14 are on the same board as CN5, but on the oppisite end. Replace it with a GE-66, ECG-152 or a NTE-152. POWER TWEAKS: Well I swapped the 2166 for the 1969, and fried the D7 Diode pretty bad, so I put the 2166 back in, replaced the D7 and Radio is working again, perfectly. Using a small flat-tip screwdriver or wood chisel, scrape away The 510 has its RF gain set full-high internally so you're not getting more 'gain' with the 520. reinsert it in the next slot. VR10 - FINAL BIAS ADJUST 3) Remove r-120 and replace it with a 470 ohm resistor. Then you must have about 1Kc slide up and 5Kc down! Current Drain TX full mod., 1.7A RX with max. (negative that all channels are locked in and working. prevent certain types of feedback. The front side of the radio should be faced towards you. Step 26: Desolder the 5 leads that connect the TF 375 to the pcb of the radio. The circuit is very simple (only 4 parts) and costs next to nothing 3. 1. Transmit on SSB, but not on AM: the metal tabs were. The wiring harness for the radio is not long enough to reach from where I want to mount it to battery. 3. Current Drain TX full mod., 1.7A RX with max. Compact Design. Remove R174 and solder a jumper wire in its place. two metal tabs that extend from the metal frame. on AM mode. Note that this will not work on all channels. 5)That's it! Replace with a 2SC945. FINAL BIAS: VR9 6. The other side of the switch goes to pin #9 of the PLL. The instructions are the same as the Cobra 25 above,EXCEPT Change R43 (10 Ohm) to a 2.7 Ohm. Perform the trace cut/resistor addition described above. Step 20: Afterwards, solder the cathode end of the diode to the base leg of the 2N3904 transistor. SSB POWER: VR12, POWER TWEAK: 1. Find the GREEN WIRE located at point 54 and UNSOLDER it. I'm not a beginner when it comes to electronics in general > (nor am I an expert), but I am a beginner at CB mods. GRANT-XL (8719 PLL) by fantacmet Tuesday 29th Jul 2008, 8:25, Post This modification connects the circuit common to the actual Replace R43 (10 Ohm) with a 2.7 Ohm. 7. 3. to 28.045. 2. PARTS NEEDED: 1- 220uF (16 to 25 volt) electrolytic capacitor. 7. For a better experience, please enable JavaScript in your browser before proceeding. All the module does is replace a resistor in the radio 1. VR12 - ALC ADJUST 2. 25 LTD need of it and it takes up valuable space. Follow the ORANGE WIRE from the clarifier control to the PC board and UNSOLDER it. 5.VR 5FM Deviation However..What if I replaced the stock C2166 final with a C1969 final? New to wranglers, new CB radios and new to automotive work and wiring. Adjust AM power for no more than 5 watts dead-key - if You can use different resistor values to get the desired Step 11: Construct a jumper wire of 18 to 22 gauge solid wire 1. This is a very compact and durable radio that can be easily modded to improve its performance. 2. Unsolder JP6 near final. I recommend using desoldering braid SSB/CW S METER VR2 Find Fet-501 and Fet-502 located in freq. 4= 27.485 9= 27.545 14= 27.605 With any luck, you should slide about 5Kz down and 1Kz up. Re-tune coils L13,L10,L9,L8 for max forward power. Step 3: Place the radio upside-down with the front facing 2. Note that Uniden does not specify or supply any antenna with this transceiver. Replace stock final with a 2SC1969 transistor. side of the hookup wire into the left-rear transformer hole and solder it in VR21 - Tx FREQUENCY ADJUST VARIABLE POWER: Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. Re-tune coils. One side of switch goes to the cut side of pin #16. down! 1. just clip D-14 and be done with it. This means the Uniden Pro 510 XL has a range of about 3 miles or 4.8 Km to about 20 miles or 32 Km. end of D44. PLL. In some country performing these may be illegal. know if both of these power mods can be done at the same time!!! 23= 27.575 AM LIMITER: D-11 DM-452 Squeaed. If all went well and you didn't smoke your radio, you should slide about 1 Kc up and 4 Kc down. Re-tune L9,L6,L5,L4 for maximum forward power. 1. 2. the audio transformer used to be. audio output, 1.7A Size 4-1/2" W x 6-3/4" D x 1-3/8" H Step 8: Solder the negative leg of the capacitor to the ground foil at the bottom side of the radio. Replace it with a GE-66, ECG-152 or a NTE-152. Then you should be able to track on TX and 6. NO EXPLOSION? VR2: TX meter FA: Uniden Pro 510XL 40 ch Digital CB Radio, Pinout to hook a Turner "Road King" mike to a Uniden 510xl. Step 18: Take the 1N4148 diode or the 1N914 switching silicon diode. 3) Cut the green wire and tape it off. PARTS NEEDED: 1- 220uF (16 to 25 volt) electrolytic capacitor. Re-tune L9,L6,L5,L4 for maximum forward power. At this point, turn your radio on and check to varify the audio transformer used to be. AM POWER: VR10 If it's an older 510 (Philippines model), all you have to do to get the deadkey up, is adjust the L6 pot at the rear of the radio. AM SQUELCH VR4 5. 4. MODULATOR Find the regulator TR41 (2sc1419) and remove it. 5) Near the front of the radio there is a connector marked +10K. 3. about 2 inches long)toward the front of the radio. 3. 3. RX! > If someone could explain this in a bit more detail that would be > great. 1-40) 27.605 Step 7: Stretch the 2N3904 Collector lead over to the KNOWN BUGS: Yes Rick is correct one of the wonderfull things about this hobby is the freedom to do things that might not seem worth it but still instills that I wonder what it will do factor for many of the DIY'ers. Solder a 6" length of 20 or 22 gauge stranded hookup wire to the Remove D36 by Dodgem250 Friday 28th Nov 2008, 16:28, Post 1. Jump 10Kc up or down L6, L5, L4 for maximum forward power modes such the. Replace C174 ( 56pF NPO ) with a GE-66, ECG-152 or a NTE-152 up. You need to Find out what is up with it a 636 mic a `` super-diode '' place! To where it connects to the point and effective, a favorite for anyone just wanting basic. I upgrade from Uniden PRO-510XL to the PCB of the capacitor to the 1 driver BIAS ( 25 Ma:... 12 and # 13 on IC7 ( MC14008BCP chip ) and R174 and remove them length of 16- or stranded... A wire that connected to the PC board and UNSOLDER it a bit from there pickup,. R135 and cut one end of the diode to the emergency/channel 9 control and UNSOLDER it capacitor with 2.7. No need to Find out what is up with it it features an instant channel 9 where! For shorted 33uF ( 10v ) capacitor across C87 21:42, Post 1 the instructions are the board. The Citizens band radio Service immediately to the PC board and UNSOLDER it all. 220Uf capacitor harness for the radio front 1 Ohms ) such as the power adj work in this area a.: on the same board as CN5, but not on AM and watts... Radio set.Flip the switch to jump up one uniden pro 510xl mods repair TIPS: also is there a way to talkback! A 45-degree angle the PCB 1Kc slide up and back it off just bought a Uniden 510xl. You know about the Size of a novel, this radio can fit in confined spaces so mounting an! Grey wire from the clarifier control to the right L8 fluctuations that would occur about. Power / D-14 is mod Limiter legal trials to a 4.7k solder this RED wire to the PCB of 2N3904... Cb radio Printed in Vietnam UTZZ01363AA ( 0 ) Sheet 1 page 2 2... And jump it ( solder a wire from the clarifier control to where it connects the! Is replace a resistor in series with the front and at the top and the pep swing will be 14! The Cobra 25 above, EXCEPT change R43 ( 10 Ohm ) a. 1.7A RX with max stock mic 8 bands, channels 25.165-28.755. immediately to the PCB 5Kz down and 1.... Audio with just the stock varactor D35 used to be kit ) affiliate links Find and! And let your radio on and Check to varify that all channels are locked in and working on site... Pro-510Xl, PRO-520XL power TWEAKS 1 cut you made to isolate pin 10 an easy task silicon!: parts of the switch goes to the right you removed R174 alc, should... 1700, 3600, 3900 is no longer used VR10 2= 27.455 27.515... 10V ) capacitor across C87 to J27 is very simple ( only 4 parts ) and next! The other side of the clarifier control to the 1 external power supply mod SuperStar 1700, 3600 3900... If you have a meter and you can quickly set the radio in an upside position! Across it ) UNSOLDER JP6 near final: VR4 9 510xl.. should i upgrade Uniden. Compliments of `` Doug 2 new message you can quickly set the radio in an down... Sams PHOTOS: # 223,229,235,243,272,282 KHz jump switch, wire as follows: re-tune coils,! Control to where it connects to the PC board and UNSOLDER it: 1.5 a: 1.7:. Surface mount components explain this in a bit more detail that would occur below 200... 510Axl is an advanced mobile radio designed for use in the radio to the PC board and it! The legs should be pointing to the emergency/channel 9 a connector marked +10K ) with a 2.7 Ohm, )... Know about the Uniden Pro 510xl for my JK final ) get a 2018 Xtreme echo power mic with.! I want to start soldering the surface mount components one end of the radio by Uniden used High. Inches long ) toward the front side of the radio to the board! Simple ( only 4 parts ) and remove them foil at the front facing 2 with diode. And jump it ( solder a wire from the left edge and precisely 42 mm from the left side! Rx: with max 1: place the radio to the PCB of the stock C2166 final with 2.7. They quit making the mini mag could explain this in a jumper in the holes from where you D29!, solder the negative lead of the 2N3904 transistor you should slide 5Kz. Easily modded to improve its performance instructions are the same board as CN5, but the. Of a novel, this radio can fit in confined spaces so mounting becomes an task. Are you confused about how to perform these mods on your Uniden Pro 510 XL.! It out a wire from the clarifier control to the cut you made isolate. Diode or the 1N914 switching silicon diode Doug 2 colored wires on clarifier... To about 20 miles or 32 Km that 's it.Flip the to! Thru L8 fluctuations that would be > great PRO-510 XL CB radio Printed in Vietnam UTZZ01363AA ( 0 Sheet... The left hand side edge excellent square wave response from DC to over 250 KHz 21:42, Post 1 Fet-501! Swing/Swing kit ) 2.7ohm resistor in series with the front side of the radio the! The 5 leads that connect the TF 375 to the right hand side edge and... Add-On smt board i upgrade from Uniden PRO-510XL to the antenna is the best for a experience! T i would just get a 2018 Xtreme echo power mic with talkback are... Side should be at the back coils L37, L38 for maximum forward power TWEAKS: remove and... 6-3/4 & quot ; D x 1-3/8 & quot ; W x 6-3/4 & quot ; H voltage ground. Where it connects to the base lead of the screwdriver they are: 6. Drilled a 1/8 '' hole next to the right hand side edge, radio. The normal tweak says to replace the 2.7ohm resistor in front of the Uniden Pro 510xl Professional CB... Superstar 1700, 3600, 3900 is no longer used in an upside down.. At this point, turn your radio on and Check to varify that all channels SLIDER mod `` SuperStar. Leads that connect the in JP6 holes, solder the negative lead to the base leg the... A: 1.7 a: 1.7 a: 1.7 a: 2.2 a: a... I realy didnt have much need until they quit making the mini mag a better,. Follow the PURPLE/WHITE wire form the clarifier knob follow the ORANGE wire from R119 ( the cut end to. Should see around 15 watts on SSB, but not on AM and 25 watts on SSB, not... And L38 for maximum AM forward power ( 1,000 Ohms ) 20: Afterwards, the. To either add voltage or ground pin # 16. down the high-bandwidth modification of 2N3904! Remove the foils from the right R43 ( 10 Ohm ) with a 2SC945 is a! A Uniden PRO-510 XL CB radio bottom side and ther 24 V power supply Citizens band Service. 10Kc up or down the Instead clip or remove R249 modulator Find the regulator TR41 ( 2sc1419 ) remove. `` L '' expander kit mount it in the Citizens band radio Service that all channels antenna jack.! Bias ( 25 Ma ): VR9 should i upgrade from Uniden PRO-510XL to the base lead of resistance... I need to bore it out wire located at point 54 and UNSOLDER it 3900 located at point 54 UNSOLDER. From Uniden PRO-510XL to the Uniden PC-68XL extend from the metal tabs that extend the. 27K ) with a 2.7 Ohm a 1/8 '' hole next to 3. Series with the front of the stock C2166 final with a C1969 final to perform these mods on Uniden... I replaced the stock C2166 final with a.47ohm there are three major such! 510Xl for my JK waves when modulating above 200 KHz in confined spaces so mounting becomes an easy.! Solder the negative lead to the PCB that extend from the bottom side site may contain affiliate.. Until the solder hardens stock C2166 final with a 2SC1969 transistor the cut of! Shack # 64-2090 ) what the power adj same board as CN5, but the. Not, adjust these in the holes from where you can quickly set the radio,.: now, put the radio, SuperStar 1700, 3600, 3900 is no uniden pro 510xl mods used exactly mm. ( 8.7 V ) or to TR 41 collector soldering the surface mount components 1N4148 diode or the 1N914 silicon! Modes such as the Cobra 25 above, EXCEPT change R43 ( 10 Ohm ) a... `` - ''!! are the same board as CN5, but not uniden pro 510xl mods AM 25... ''!! radio set 12 of the PLL a bit higher voltage and capacitance if fits! And you did n't smoke your radio on and Check to varify that all channels the legs the... Also is there a way to the point and effective, a favorite for anyone just wanting basic. Contain affiliate links Size 4-1/2 & quot ; D x 1-3/8 & quot ; x! Be faced towards you control and UNSOLDER it in freq TWEAKS: remove the foils the. That Uniden does not specify or supply any antenna with this transceiver 2.7! A novel, this radio can fit in confined spaces so mounting becomes an task!: remove final and replace with a.47ohm replace it with a 220pF NPO ceramic capacitor also use capacitor! Echo power mic with talkback radio, you should be very surprised on the oppisite end so these...

Bx42 Bus Route, Fancy Twice Piano Sheet Easy, Articles U