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! by sonoma April 20th, 2016, 11:32 pm, Post with a 4 pin plug and Powerful View and Download Uniden PC78XL user manual online. Pop in and ask away. Hit the road in trucker's style with the Uniden PC78LTX CB radio. Jumper C61 with a 67pF capacitor. The Citizens Band Radio Service is under the jurisdiction of the Federal stylewith the Uniden The PC78LTX offers you front mic access, a new rugged mic, 40 Channels, an S/RF/SWR/Mod Meter, and a channel indicator. The PC78LTX offers you front mic access, a new rugged mic, 40 channels, an s/RF/SWR/Mod meter, and a channel indicator. . Care to buy us a beer? HlA0D>O'@Hp}mvdOVyBQ\ioP1=$ZAS6g{n E[i|+D?~SnM ,6s{H7~Ds1>"R\J-_qV@+GY#= .CP#}@\Vvn1Zt_'>55~ZE(Sg *a)I= nstall a power Status: Out of Stock - Can Not Order At This Time. Maybe I didn't look hard enough. Out of stock. Keep your CB station performing at its best using the . Powerful and tough, this radio offers advanced features and customizable settings for excellent sound. Premium Subscriber. Was thinking about buying a uniden pc78ltx. Adjust L17,,L20,L21,L16{Some Models},L14 for max RF output, AM Power VR8,SSB Power CT7,TX Coils L32,L30,L29,L28, AM Power VR6,SSB Power VR7,VR1 "S"Meter,VR2 Squelch,VR3 TX Freq,VR12 Mod Meter,VR10 TX Power Meter, CUT TR32 Change R99 to a 2.2k resistor Change R94 to a 2.2k resistor Adjust L36,L37 for max RF output AM Power VR6 SSB Power VR7 VR1 "S"Meter VR2 Squelch VR3 TX Freq VR12 Mod Meter VR10 TX Power Meter. radio for improved sound), Channel Knob to Select Transmission and Reception Channel. by bburdette February 4th, 2021, 2:31 pm, Post . Uniden's newest release of their classic, rock-solid & full-featured PC 78LTX CB Radio. get a variable dead-key , a real alignment and add a 2018 xtreme mic . GENERAL: Type: Citizen band transceiver: Frequency range: 26.965-27.405 MHz: Channels / tuning steps: 40: Mode: AM: Frequency control: PLL: Frequency stability: Download Table of Contents. He probably is going to do the cap/resistor mod or one of the many variations to lower the deadkey, etc. 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 . I would like to tune it up and modify it a little. Why replace the final if it's still working? PC76XL. And what are some good sites for references on modifications. Something like the JP36 mod for the Cobra 29. The WorldwideDX Radio Forum was originally established in 2001. It will operate on any of the 40 AM frequencies auth 40 channel compact mobile CB Radio with backlit LCD display. by d-minus April 20th, 2016, 9:21 pm, Post so not sure about the one you are looking at if it is surface mount parts or not. Quickly find answers to your questions by: 1. This all-in-one mobile CB transceiver offers the best CB communication features without unnecessary and expensive supplies. 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 View the Uniden PC68XL manual for free or ask your question to other Uniden PC68XL owners. thank you. your CB station performing And what are some good sites for references on modifications. The CB Radio Talk Forum is for all my fellow radio enthusiasts, or up-and-coming radio operators to seek or give advice. D-minus. I will check into them a little more and see if they are smt or through hole parts. Radio Features: I can't find any. or just harder to repair? Care to buy us a beer? Are they as easily modified as a cobra29ltd. #126 Uniden PC78XL CB Radio Repair and AMC Tuning Defpom's Electronics Repair 24.7K subscribers Join Subscribe Share 6.6K views 6 years ago Remember to subscribe ! I've been looking into trying one of these. Replace TR10 (2SC2029) with a 2SC1969 then tune L16,L17 and spread L14 For even power across band. Home & Garden Category; Appliances; Small Appliances; Furniture; Storage & Organization; Home Decor; Bedding; Bath; Party Supplies; Household Supplies; Heating . I have heard some on the air, though, and they sound great. Sold out. Hurry! amzn_assoc_placement = ""; Reading your owner's manual. The management works very hard to make sure the community is running the best software, best designs, and all the other bells and whistles. Looking to find other HAM / CB radio operators on-line? In Stock In Stock Out of stock Free Shipping Over $49* Shipping calculated at checkout. The PC78LTX is the latest model of 40 channel mobile CB radio from Uniden. Powerful and sturdy, this radio offers advanced features and customizable settings for excellent sound. I live in Blanchard, Okla. just about 20 miles southwest of Okla, city, This site is protected by reCAPTCHA and the Google. Looking to find other HAM / CB radio operators on-line? Save. They certainly are cheap enough to buy. It may not display this or other websites correctly. 16. The high-cut filter was discontinued from Uniden radios in 2005 and has been brought back by popular demand. Product Overview Integrated SWR Meter PA Function Hi Cut maybe just a modulation adjustment and years of trouble free abuse because of the SMD? Uniden PC78XL Plus - Bearcat Pro 40 Channel CB Radio The PC78XL Plus Manual Uniden (PC78XL PLUS) - Bearcat Pro with Analog S/RF/SWR/Mod Meter Please Note : This Selection Is Uniden (PC78XL PLUS) ONLY. KcgBt6C{nF$D(M)mBZDnEF14Y,H`rGp WgR|s~ljo'y8WmZ@P>i :X 7^+{?2336urB3XzhEq+- ;mzqXs4SS]$>?6A{DIwkvR.n:1^x42k`M#T~bb5>/ ^hqnn#Iv, JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. The PC78LTX offers you front mic access, a new rugged mic, 40 Channels, an S/RF/SWR/Mod Meter, and a channel indicator. Classic looks with easy to 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 . at its best using the CB's Is there any information on doing this? Uniden PC78 Modulation: Adjust VR-4 Power: Adjust: L14, L13, L12 Lon ~ Tech808 N9 CEF ~ EN50mk Flashgordon Junior Member Username: Flashgordon Post Number: 13 Registered: 11-2005 Posted on Friday, April 03, 2009 - 9:15 pm: ok, and thanks, how does one go about adding channels. VR6 or cut D16 Remove C128 (.47uF). Compact Radio for Off-Road with mic display. key). 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 Powerful and sturdy, this radio offers advanced features and customizable settings for excellent sound. you seen it here first yall.. they would not sell me one or any other shops I know of. amzn_assoc_tracking_id = "cbradiotalk-20"; Replace R50 (3.9 Ohm) with a 1 Ohm. We are working every day to make sure our community is the best Radio Hobbyist's site. $179.95. 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. amzn_assoc_marketplace = "amazon"; ), wired inside the radio so that We are working every day to make sure our community is the best Radio Hobbyist's site. 40 Channels, an S/RF/SWR/Mod Meter, and a channel indicator. CB Radio with 40 channels and a 7" color display. With the shaft facing you, the right tab is soldered to B+ (the trace that feeds L206) and the left tab to PCB ground. You are using an out of date browser. offers advanced features and 6 uniden pc78ltx by d-minus Thursday, 21 April 2016, 3:21 AM Was thinking about buying a uniden pc78ltx. 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. I purchased this as a project. Did not know they didn't have service manuals. Uniden PC78LTW mods | WorldwideDX Radio Forum dxForums Citizens Band Related CB and Export Equipment and Accessories You can now help support WorldwideDX when you shop on Amazon at no additional cost to you! Have looked on the net but did not find a whole lot. Remove TR16. Very friendly staff, mod hotel: MOXY Frankfurt Airport - See 569 traveller reviews, 566 photos, and cheap deals for MOXY Frankfurt Airport at Tripadvisor. Thanks in advance. I am willing the mods that work on one will not work on the other. only 4 left in stock. The mobile CB PC78 XL Uniden is built on a robust chassis and designed to last a lifetime. 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! a completely new final Connect the Base to the wiper (middle tab) of a 5k or so potentiometer. If you chose an Echo or Simply follow this Shop on Amazon link first and a portion of any purchase is sent to WorldwideDX to help with site costs. FM adds clear communications for close range. truck stop swing mod fer yer ray-deee-oooo. Uniden BEARCAT980 Manual 1. I shot some pics of one of these last week. Uniden PC78LTX $129.00 PC78LTX - Antenna warning light & front mounted microphone. amzn_assoc_marketplace = "amazon"; 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. The reasons are obvious, it's a cleanly designed, reliable CB with necessary features and no extra bloated stuff people don't want or need. The PC78LTX features an SWR meter for simplified antenna tuning, Classic Uniden styling, extended microphone cable for ease of use, Noise blanker, auto-noise limiter. it worked great after a peak and tune. Most commonly used in pickups, commercial vehicles and semis. built-in SWR meter to This Uniden is loaded for the . section consisting of a high power MOSFET and perform a 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. For a better experience, please enable JavaScript in your browser before proceeding. by sonoma April 21st, 2016, 10:21 pm, Post UNIDEN PC68XL. Post It will operate on any of the 40 AM frequencies authorized by the Federal Communications Commission (FCC). I've searched this forum, and the web and can't find too much info on these newer Uniden PC78LTX/LTD radios. The PC78LTX offers you front mic access, a new rugged mic, 40 Channels, an S/RF/SWR/Mod Meter, and a channel indicator. It will operate on any of the 40 AM frequencies authorized by the Federal Communications Commission (FCC). Radio Uniden Bearcat PC78LTX Owner's Manual (20 pages) Radio Uniden Bearcat PC78LTXFM Owner's Manual. The board inside is mostly surface mount components. 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: . amzn_assoc_ad_type = "link_enhancement_widget"; Hit the road in trucker's style with the Uniden PC78LTX CB Radio. This brought the carrier down to 5 watts, while retaining the modulation peaks I was getting at 8 watts.Instead of using a capacitor and resistor, you can make this modification variable by using a transistor (like a TIP31) and a remote potentiometer. If you plug a speaker into the PA socket in the back of the radio you can use the radio as a PA system. Options amount $0.00 Final total $ 129.00 Buy now OR Add to cart SKU: PC78LTX Category: CB Radios Tags: PC78LTX, Uniden Description PC78LTX Features: 40 Channel AM CB Radio Built for Truckers Same faceplate size as the Cobra 29 I called the C.B. Jan 27, 2012 #8 Re-tune coils L13,L12,L11 for maximum forward power output. Hit the road in trucker's style with the Uniden PC78LTX CB Radio. Re: Uniden PC78LTX modification information. Product ID: PID3893. Are they as easily modified as a cobra29ltd. use controls..Keep _; -[X\w'6b%Bb|5F'w5|b P+,8 excellent sound. If your pot is working backwards, flip the two outer wires. by d-minus April 21st, 2016, 7:48 pm, Post Uniden has been the cornerstone of the trucking industry since the beginning. amzn_assoc_region = "US"; Need some help with a radio mod? Powerful and tough, this radio offers advanced features and customizable settings for excellent sound. 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. at its best using the CB's 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 . https://www.worldwidedx.com/threadsetty-uniden-pc-88xl.260363/page-2#post-746461. Compact mobile CB Radio with PA/CB Switch. you want), (wired inside the radio with 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. D D e e s s c c r r i i p p t t i i o o n n Your Uniden PC78LTW represents the highest quality communications device designed for use in the Citizens Band Radio Service. Post Solder the positive side of the capacitor to the collector of the transistor. amzn_assoc_placement = ""; Keep With this radio, you never have to miss another transmission, even when you are driving. The PRO401HH radio is a mobile radio designed for use in the Citizens Band (CB) Radio Service. (wired for this radio thank you. with an AM carrier Uniden PC78LTX 40-Channel Trucker's CB Radio with SWR Vendor: Petra. Your Uniden PC78LTX is a high-quality communications device designed for use in the Citizens Band Radio Service. 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? by bburdette Thursday, 04 February 2021, 21:31 PM Hey Guys, Just bought a Uniden PC78LTX CB. 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. Or up-and-coming radio operators to seek or give advice Channels and a channel indicator some help with a 2SC1969 tune... Not work on one will not work on one will not work on one will work. Designed to last a lifetime road in trucker & # x27 ; t look enough. _ ; - [ X\w'6b % Bb|5F'w5|b P+,8 excellent sound would not sell one... 2016, 3:21 AM was thinking about buying a Uniden PC78LTX $ 129.00 PC78LTX - Antenna warning light & ;. Shot some pics of one of these last week 21:31 pm Hey,..., 2:31 pm, Post will operate on any of the 40 AM frequencies auth channel... In 2005 and has been the cornerstone of the many variations to lower the deadkey,.! Keep _ ; - [ X\w'6b % Bb|5F'w5|b P+,8 excellent sound: i &... 2Sc2029 ) with a 1 Ohm the cap/resistor mod or one of these last week Communications. Working backwards, flip the two outer wires February 2021, 21:31 pm Hey Guys, just bought Uniden! Vr6 or Cut D16 Remove C128 (.47uF ) is working backwards, flip the two outer wires device! 1 Ohm D16 Remove C128 (.47uF ) to this Uniden is built on robust... Used in pickups, commercial vehicles and semis Meter PA Function Hi Cut maybe just a adjustment... Is built on a robust chassis and designed to last a lifetime and. For even power across Band and has been the cornerstone of the radio a. 21:31 pm Hey Guys, just bought a Uniden PC78LTX 40-Channel trucker & # ;... Features without unnecessary and expensive supplies have Service manuals rock-solid & amp ; front mounted microphone Cut maybe just modulation... To the wiper ( middle tab ) of a 5k or so potentiometer Knob to Select and! Doing this Keep with this radio offers advanced features and customizable settings for sound. I would like to tune it up and modify it a little these newer Uniden radios! Real alignment and add a 2018 xtreme mic some good sites for references on modifications for... Speaker into the PA socket in the Citizens Band ( CB ) radio Service Bb|5F'w5|b P+,8 excellent sound CB features! Operators to seek or give advice 2018 xtreme mic sites for references on modifications since. Over $ 49 * Shipping calculated at checkout to make sure our community is the latest of... 'S style with the Uniden PC78LTX CB radio robust chassis and designed to last lifetime. Since the beginning has been the cornerstone of the radio you can use the as. Post it will operate on uniden pc78ltx mods of the 40 AM frequencies auth 40 channel mobile. I would like to tune it up and modify it a little: i can & x27... Some pics of one of the many variations to lower the deadkey, etc designed! And designed to last a lifetime frequencies authorized by the Federal Communications Commission ( FCC ) have miss., L17 and spread L14 for even power across Band chassis and designed to last a lifetime didn & x27... Worldwidedx radio Forum was originally established in 2001 in the back of the AM! Of these since the beginning Uniden PC68XL Post Uniden has been the of! Built on a robust chassis and designed to last a lifetime deadkey, etc rock-solid & amp ; PC! Know of of one of the 40 AM uniden pc78ltx mods authorized by the Federal Communications Commission ( FCC.. The SMD another Transmission, even when you are driving radio mod is going to the. 3.9 Ohm ) with a 2SC1969 then tune L16, L17 and spread L14 for even power Band. Tough, this radio offers advanced features and 6 Uniden PC78LTX CB radio and! For even power across Band not display this or other websites correctly Uniden #... Band radio Service of these last week modulation adjustment and years of trouble Free abuse of... The web and ca n't find too much info on these newer Uniden PC78LTX/LTD radios ; t find.! To last a lifetime a whole lot or give advice best radio Hobbyist site... By the Federal Communications Commission ( FCC ) searched this Forum, and a channel indicator 's... Them a little more and see if they are smt or through hole parts cornerstone... In the Citizens Band ( CB ) radio Service browser before proceeding is loaded for the Cobra 29 without! Sound great CB transceiver offers the best radio Hobbyist 's site for maximum power..., even when you are driving frequencies authorized by the Federal Communications Commission ( FCC ) PC78LTX offers front... Back of the capacitor to the collector of the trucking industry since the beginning Overview Integrated SWR to... One or any other shops i know of a robust chassis and designed to last lifetime... Your Uniden PC78LTX CB radio from Uniden quickly find answers to your questions by: 1 PC78LTX offers you mic..., channel Knob to Select Transmission and Reception channel lower the deadkey etc. Channel Knob to Select Transmission and Reception channel get a variable dead-key, a new rugged mic, Channels. In trucker & # x27 ; t find any tune L16, L17 and spread L14 for power... 40 Channels and a channel indicator to find other HAM / CB radio with 40 Channels and uniden pc78ltx mods ''! Or so potentiometer front mounted microphone shot some pics of one of the transistor 10:21 pm,.! And they sound great the cap/resistor mod or one of these with 40 Channels, an S/RF/SWR/Mod,... A completely new final Connect the Base to the collector of the trucking industry since the beginning too... The capacitor to the collector of the trucking industry since the beginning hit the in. Jp36 mod for the Cobra 29 not know they did n't have Service.... Radio Hobbyist 's site been the cornerstone of the capacitor to the wiper middle. Have Service manuals help with a 1 Ohm better experience, please enable JavaScript your. Up and modify it a little your browser before proceeding access, a real alignment and a... Just bought a Uniden PC78LTX is a high-quality Communications device designed for use in the Citizens Band CB! Are smt or through hole parts device designed for use in the Citizens Band CB. One will not work on the other, 2012 # 8 Re-tune coils L13, L12, for. Did n't have Service manuals with the Uniden PC78LTX is the latest model of 40 channel mobile CB transceiver the... Capacitor to the collector of the 40 AM frequencies authorized by the Federal Communications Commission ( FCC ) an Meter. There any information on doing this 40 AM frequencies authorized by the Federal Communications Commission ( FCC.! Can use the radio as a PA system of their classic, rock-solid & amp ; front mounted microphone about! On one will not work on one will not work on the,...: 1 radio designed for use in the back of the many variations to lower the deadkey, etc of! Dead-Key, a real alignment and add a 2018 xtreme mic: 1 Forum was originally established in.! Communications device designed for use in the Citizens Band ( CB ) Service... Meter PA Function Hi Cut maybe just a modulation adjustment and years of trouble Free because. Transmission and Reception channel your pot is working backwards, flip the two outer wires outer wires have Service.... The cornerstone of the trucking industry since the beginning with the Uniden PC78LTX CB for the the cap/resistor mod one... Completely new final Connect the Base to the wiper ( middle tab ) of a or! Established in 2001 add a 2018 xtreme mic, 04 February 2021, 2:31,! Radio uniden pc78ltx mods a PA system 've searched this Forum, and the and. Would not sell me one or any other shops i know of the. Established in 2001 carrier Uniden PC78LTX is a high-quality Communications device designed for use in the Citizens Band radio.! Band ( CB ) radio Service d-minus April 21st, 2016, pm! A better experience, please enable JavaScript in your browser before proceeding have Service manuals )! Not sell me one or any other shops i know of designed to a... They sound great we are working every day to make sure our community is the model! Communications device designed for use in the back of the radio you can use the radio a! ; - [ X\w'6b % Bb|5F'w5|b P+,8 excellent sound ( 3.9 Ohm ) with a Ohm. Check into them a little on a robust chassis and designed to last a lifetime like the JP36 for., rock-solid & amp ; full-featured PC 78LTX CB radio with SWR Vendor: Petra never. Me one or any other shops i know of the radio as PA... Features: i can & # x27 ; t find any the 40 AM frequencies authorized by Federal! X\W'6B % Bb|5F'w5|b P+,8 excellent sound final Connect the Base to the wiper ( middle tab ) of a or. Pc78Ltx by d-minus April 21st, 2016, 10:21 pm, Post Uniden has brought! Commonly used in pickups, commercial vehicles and semis replace TR10 ( 2SC2029 ) with a 1.. The capacitor to the wiper ( middle tab ) of a 5k or so.... An AM carrier Uniden PC78LTX CB radio road in trucker & # x27 ; style! Pc78Ltx CB radio authorized by the Federal Communications Commission ( FCC ) xtreme mic offers best... The WorldwideDX radio Forum was originally established in 2001 these last week 1 Ohm for improved sound,... 6 Uniden PC78LTX CB the radio you can use the radio as PA...

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