Uniden PC78LTX Professional 40 Channel CB Radio SWR Meter is powerful and robust, with extensive capabilities and configurable settings for great sound Uniden PC78LTX CB Radio Even when driving, you will never miss another transmission with this radio Uniden PC78LTX Professional 40 Channel CB Radio SWR Meter includes a front mic, a new robust mic, 40 channels, a S/RF/SWR/Mod Meter, and a . I am willing the mods that work on one will not work on the other. Newer Uniden PC78LTX/LTD radio | WorldwideDX Radio Forum dxForums Citizens Band Related CB Radio Modifications You can now help support WorldwideDX when you shop on Amazon at no additional cost to you! Free shipping for many products! The PC78LTX is the latest model of 40 channel mobile CB radio from Uniden. WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. Remove TR16. Solder the positive side of the capacitor to the collector of the transistor. We are working every day to make sure our community is the best Radio Hobbyist's site. GRANT XL & MADISON {UNIDEN} CUT TR24 Change R126 to a 2.2k resistor Change R124 to a 2.2k resistor Tune L37,L38 for max RF output. Very friendly staff, mod hotel: MOXY Frankfurt Airport - See 569 traveller reviews, 566 photos, and cheap deals for MOXY Frankfurt Airport at Tripadvisor. The PC78LTX brings back the high-cut filter for enhanced audio. Jumper C61 with a 67pF capacitor. effects. just use the cobra 29 ltd mods for your radio. I've been looking into trying one of these. your CB station performing With this radio, you never have to miss another transmission, even when you are driving. And what are some good sites for references on modifications. I am deffinentley not equipped to work on smt technology by no minimum. nstall a power Also included is a channel selector, a TX/RX indicator, instant channel 9, dim control, noise blanker, RF gain control, a PA mode, mic gain control, and a Hi Cut Function. Uniden (CMX760) - Off-Road Compact/Remote Mount CB Radio, 7-color Large Backlit Display and Controls on Mic, NOAA Weather with Alert, One-Touch Channel 9/19, AM, 40 Channel, Mobile CB Radios. And even in the age of cell phones, Uniden CBs still remain the trucker's favorite way to get the 411 on traffic conditions, updates HomeUniden PC78LTX 40-Channel Trucker's CB Radio with SWR. We pride ourselves on welcoming Radio Hobby enthusiasts of all types, while offering unbiased, informative, and friendly discussion among the members. Also included is a channel selector, a TX/RX indicator, instant channel 9, dim control . key). The high-cut filter was discontinued from Uniden radios in 2005 and has been brought back by popular demand. PC78XL radio pdf manual download. by d-minus April 21st, 2016, 7:48 pm, Post Uniden's newest release of their classic, rock-solid & full-featured PC 78LTX CB Radio. $179.95. Uniden's front panel mic connector, instant channel 9, PA/CB switch, RF gain, and Mic gain controls round out the feature set of the PC78LTX. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. and sturdy, this radio Powerful and sturdy, this radio offers advanced features and customizable settings for excellent sound. uniden does not have service manuals for their radios so we have to use cobra mods and service manuals for cobras, Thanks Sonoma. Do they make there own radio's or doe's someone else. I purchased this as a project. The PC78LTX offers you front mic access, a new rugged mic, 40 channels, an s/RF/SWR/Mod meter, and a channel indicator. The management works very hard to make sure the community is running the best software, best designs, and all the other bells and whistles. you seen it here first yall.List of mods:Peak L208 for max carrier (mine saw 8.5 watts)Replace the diode in series with secondary of mod transformer and collectors of finals with a jumper. Simply follow this Shop on Amazon link first and a portion of any purchase is sent to WorldwideDX to help with site costs. this step is not necessary but I like to do it because I have no respect for these tiny mod transformers and you get a little more voltage to the final this way)Lift the side of L 206 that is furthest from the final and add paralleled capacitor and resistor in series with the inductor. In the U.K. the most vulnerable people were only offered a 3rd dose last Autumn when . We'd really appreciate it! If your low range is too low, add a resistor in series with the lead going to ground coming off your potentiometer to limit the range. Great for Off-Road use and designed to provide years of trouble-free service. I live in Blanchard, Okla. just about 20 miles southwest of Okla, city, This site is protected by reCAPTCHA and the Google. Save. Also included is a channel selector, a TX/RX indicator, instant channel 9, dim control, noise blanker, RF gain control, a PA mode, mic gain control, and a Hi Cut Function. a battery installed), (wired inside the radio with I know that both are good radios, my research has showed me that, but I am very much a Patriotic American and would prefer to buy American made products from a company that employees American . Was kinda doing 3 things at once when I called him and just paid attention to the key parts, He can do it while I wait and $15. WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. Please understand that there may be possible delays in delivery/transit times due to carrier restrictions Harren Tonderen - Modeler/UnitRIFE Technology - Uniden 510XL Modifications Uniden 510XL Modifications . Add to Wishlist. (This link will open in another window) This is some handy software that I wrote to assist with modifications and alignments by telling you what is possible and what frequencies will be generated for a given PLL type and radio chassis, it can also help teach people more about the theoretical operation of different CB types. Sign In Upload. BC-GPSK GPS Receiver Kit for Uniden Scanners Manual.zip: 218 Kbytes: BC-RH96 Owners manual.zip: 914 Kbytes: BC700A Service manual.zip: 14.160 Kbytes: BCD-325P2 Owners manual.zip: 2.218 Kbytes: . Uniden PC78LTW mods Uniden PC78LTX modification information? Compact Radio for Off-Road with mic display. The board inside is mostly surface mount components. Great for Off-Road use and designed to provide years of trouble-free service. The radio is equipped with a CB/PA switch that allows you to switch between CB mode and PA (Public Address) modes. The hard part would be finding out how to break the circuit to install the resistor and capacitor. Find many great new & used options and get the best deals for 4 CB lot- Uniden PC78LTW 40-Channel, Cobra 18WXSTII, Realistic TRC-421A, TRC-10A at the best online prices at eBay! Why replace the final if it's still working? Wired internal to the radio with View and Download Uniden PC78XL user manual online. If you chose an Echo or precisely tune your antenna Sounds like they want to sell you some repair service. For more information go to www.P65Warnings.ca.gov. I would like to tune it up and modify it a little. Have looked on the net but did not find a whole lot. This all-in-one mobile CB transceiver offers the best CB communication features without unnecessary and expensive supplies. This is perfect to match many amplifier types. The Uniden PC78 series (including the PC78LTD, PC78ELITE, PC78LTW, and now this PC78LTX) has a long, long history of being one of the most iconic and reputable trucker CB radios for many years. Cobra 29 LTD super modulation modification. Compact Radio for Off-Road with mic display. I called the C.B. Page 4: Controls And Functions I think a swing mod is what he called it. amzn_assoc_linkid = "d1f76c3be326d1e5aa6f1f269686729c"; Free 3-Day Shipping at Right Channel Radios! The PC78LTX offers you front mic access, a new rugged mic, 40 Channels, an S/RF/SWR/Mod Meter, and a channel indicator. 2. Also included is a channel selector, a TX/RX indicator, instant channel 9, dim control, noise blanker, RF gain control, a PA mode, mic gain control, and a Hi Cut Function. CUT TR24 Change R126 to a 2.2k resistor Change R124 to a 2.2k resistor Tune L37,L38 for max RF output, Change stock final to a 2SC1969 Change stock driver to a 2SC1957,{some model use a 2SC2028 rf driver}Remove it Change R123 to a 0.47 ohm resistor Change R58 to a 2.7 ohm resistor Put a jumper across D8{by audio transformer} Change C71 to a 33uf 16volt polarized electrolytic capacitor Put a 47pf disc cap across C57 Put a 47pf disc cap across R55 For a higher dead key place a 100pf disc cap across C62{by rf driver} Key radio and say HEEELLLOOOOOO while adjusting L17,L20,L121,L16,L14 Some models dead key 8-10 watts swing 40-50PEP VR1 rx gain VR2 rx signal meter VR3 squelch VR4 AMC VR5 tx power meter VR6 antenna warning light, CUT D9 Change R76 to a 1k resistor Change R43 to a 2.7 ohm resistor Change R108 to a .47 ohm resistor Adjust L10,L9,L8 for max RF output Modification: Change stock final to a 2SC1969 Put a jumper across the D10 diode that connects from VR5 to audio transformer{pc trace side} Adjust L10,L9,L8 again Change C91 to a 33uf 16volt polarized electrolytic capacitor. Uniden PC78LTX 40-Channel Trucker's CB Radio with SWR Vendor: Petra. Integrated SWR Meter PA Function Hi Cut Mic/RF Gain CONFIGURE YOUR CB RADIO OR ADD TO THE CART BELOW Select an Antenna For Your CB Radio VIEW DETAILS JBC101 Go To RadioMods CB Radio Simulator software page. Quite a bit different then their older counterparts. Copyright 2023 Uniden America Corporation. Compact mobile CB Radio with PA/CB Switch. Factory Information: Uniden PC78LTX Features: 40 Channel CB Radio Frequency Range- 26.965 to 27.405 MHz PA/CB Switch SWR Meter for Antenna Tuning LED Display RF Gain control Mic Gain Control Channel Knob to Select Transmission and Reception Channel 4-Pin Microphone Squelch Control DC Cord Analog S/RF Meter Microphone Extra Long Mic Cord by d-minus April 21st, 2016, 9:40 pm, Post Also I don't want to run the amp all the time, Can it be set up to work as good as stock without the amp? These are the radios that use the surface mount boards on them. Doing the mod this way will allow you to vary your carrier power from zero to full and anywhere in between. The Citizens Band Radio Service is under the jurisdiction of the Federal Quickly find answers to your questions by: 1. D-minus. Connect the Base to the wiper (middle tab) of a 5k or so potentiometer. Uniden PC68ltx mods (surface mount component radio peak and tune) 631nj 368 subscribers Subscribe 4K views 2 years ago truck stop swing mod fer yer ray-deee-oooo. truck stop swing mod fer yer ray-deee-oooo. Radio Uniden Bearcat PC78LTX Owner's Manual (20 pages) Radio Uniden Bearcat PC78LTXFM Owner's Manual. Remove D13 and replace with a jumper. at christmas I bought one 78 on sale for 60.00 shipped and it was new and had through hole parts in it. In other words, the negative side of cap and resistor is soldered to the lifted leg of L206, and the other end (positive) goes in the hole where the inductor's leg was. It will operate on any of the 40 AM frequencies auth 40 channel compact mobile CB Radio with backlit LCD display. You found us! Thanks for telling me before I bought it. maybe just a modulation adjustment and years of trouble free abuse because of the SMD? . Something like the JP36 mod for the Cobra 29. facebook; twitter; linkedin; pinterest; Uniden Pc78ltx 40-channel Cb Radio [with Swr Meter],Uniden (PC78XL PLUS) - Bearcat Pro with Analog S/RF/SWR/Mod Meter ,Best Uniden CB radio ,Uniden (PC88ELITE) - 40-Channel Trucker,,Uniden PC78LTX 40-Channel CB Radio (Wit Newegg, Newegg.com, Uniden Pc78ltx 40-channel Cb Radio [with Swr Meter] h SWR Meter) & BC20 . ALL OF OUR faceplate DECALS ARE LAMINATED WITH A 3MIL CLEAR GLOSSY LAYER to protect the design and lettering from scratches and wear We have a Huge selection of Mobile and Base CB radio face plate DECALS to choose from. PA capability Features Built-in SWR Meter - Precisely allow you to tune your antenna for maximum performance PA/CB Switch - Let you use PA (Public Announcement) mode to be heard over an External Speaker - Can receive signals Hi-Cut Re-tune coils L13,L12,L11 for maximum forward power output. Pc78Ltx offers you front mic access, a new rugged mic, 40 channels, an meter! ) of a 5k or so potentiometer this radio, you never have to miss transmission... Right channel radios 40-Channel Trucker & # x27 ; s CB radio with View and Download Uniden PC78XL manual... Tune it up and modify it a little channel indicator not work the. Think a swing mod is what he called it back by popular.... Equipped with a CB/PA switch that allows you to vary your carrier power from zero to full anywhere... Quickly find answers to your questions by: 1 of a 5k or so potentiometer 's someone else Thanks.. 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