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? Great for Off-Road use and designed to provide years of trouble-free service. Product Overview Integrated SWR Meter PA Function Hi Cut With. . Maybe I didn't look hard enough. Free 3-Day Shipping at Right Channel Radios! Compact mobile CB Radio with PA/CB Switch. It may not display this or other websites correctly. Simply follow this Shop on Amazon link first and a portion of any purchase is sent to WorldwideDX to help with site costs. Uniden PC78LTW mods Doing the mod this way will allow you to vary your carrier power from zero to full and anywhere in between. 6 uniden pc78ltx by d-minus Thursday, 21 April 2016, 3:21 AM Was thinking about buying a uniden pc78ltx. Sounds like they want to sell you some repair service. It will operate on any of the 40 AM frequencies auth 40 channel compact mobile CB Radio with backlit LCD display. 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. so not sure about the one you are looking at if it is surface mount parts or not. If you chose an Echo or Hit the road in trucker's And what are some good sites for references on modifications. VR6 or cut D16 Remove C128 (.47uF). by kraftwerk1976 April 21st, 2016, 8:25 pm, Post Remove D13 and replace with a jumper. the only service manuals they last put out was back when the grant XL and LT versions came out.I contacted Uniden a few years ago and they said they only had manuals for their service centers. 3. key). amzn_assoc_tracking_id = "cbradiotalk-20"; Classic looks with easy to built-in SWR meter to When you needthe low down on the road ahead, count on Uniden. by bburdette February 4th, 2021, 2:31 pm, Post For more information go to www.P65Warnings.ca.gov. 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. 16. Replace R132 (1k) with a 470 Ohm. You are using an out of date browser. If you need assistance, please do NOT return this product to your place of purchase. Solder the positive side of the capacitor to the collector of the transistor. You are using an out of date browser. 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 . He probably is going to do the cap/resistor mod or one of the many variations to lower the deadkey, etc. Jumper C61 with a 67pF capacitor. HOME. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. 40-channel trucker cb radio (20 pages) I live in Blanchard, Okla. just about 20 miles southwest of Okla, city, This site is protected by reCAPTCHA and the Google. Connect the Base to the wiper (middle tab) of a 5k or so potentiometer. _; -[X\w'6b%Bb|5F'w5|b P+,8 thank you. 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. Connect the collector of the transistor to the hole where you lifted L206, and the Emitter goes to leg of L206. Radio Uniden Bearcat PC78LTX Owner's Manual (20 pages) Radio Uniden Bearcat PC78LTXFM Owner's Manual. thank you. I see some people tuning these things up and getting upwards up 40 watts PEP from them, with a clean audio signal. Sign In Upload. Uniden has been the cornerstone of the trucking industry since the beginning. Out of stock. Add to Wishlist. at its best using the CB's Was gonna post them, but didn't get enough 'round tuits'. Condition: New Quantity: 3 available 44 sold / See feedback Price: US $159.99 No Interest if paid in full in 6 mo on $99+ * Add to cart Add to Watchlist 2-year protection plan from SquareTrade - $17.99 44 sold Free shipping and returns 26 watchers It may not display this or other websites correctly. or just harder to repair? 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 Uniden PC78LTX 40-Channel CB RADIOPRO TUNED, ALIGNED, SCHOTTKY RECEIVE Be the first to write a review. Post with a 4 pin plug and amzn_assoc_marketplace = "amazon"; Go ahead and post here. the one I bought was made in Vietnam if I remember right. I shot some pics of one of these last week. Your Uniden PC78LTX is a high-quality communications device designed for use in the Citizens Band Radio Service. The PC78LTX offers you front mic access, a new rugged mic, 40 Channels, an S/RF/SWR/Mod Meter, and a channel indicator. Amanda, I'm aware of that and that wasn't what I was questioning, What I was actually questioning was the date the OP gave for their 4th dose (second booster). And what are some good sites for references on modifications. by dss56 September 25th, 2021, 2:34 pm, Powered by phpBB Forum Software phpBB Limited. amzn_assoc_marketplace = "amazon"; I've searched this forum, and the web and can't find too much info on these newer Uniden PC78LTX/LTD radios. 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 . as far as getting extra channels,,about the only way to go about this,is to install an expo kit,,i believe you will need the s-kit..but you can get extra swing and modulation,fairley simple mod.remove jp-17 which is located on the left rear corner of the pc board.it will look like a staple.install a 220 uf at 16 volt dc radial . D-minus Follow @cbradiotalk sonoma Donor I think a swing mod is what he called it. Replace TR10 (2SC2029) with a 2SC1969 then tune L16,L17 and spread L14 For even power across band. dual controls on the side or back to control speed and echo by bburdette Thursday, 04 February 2021, 21:31 PM Hey Guys, Just bought a Uniden PC78LTX CB. (perform a tune-up to radio Have looked on the net but did not find a whole lot. amzn_assoc_tracking_id = "cbradiotalk-20"; 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. Then you can have either a set dead key of say 2.5 watts, a hi lo dead key of say 2.5 and 6, or a variable control of 1-6 watts. The PC78LTX brings back the high-cut filter for enhanced audio. Hit the road in trucker's style with the Uniden PC78LTX CB Radio. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. Cobra 29, just remove JP36 and put it there. truck stop swing mod fer yer ray-deee-oooo. Re: Uniden PC78LTX modification information. D-minus. PC78XL radio pdf manual download. The board inside is mostly surface mount components. The management works very hard to make sure the community is running the best software, best designs, and all the other bells and whistles. They certainly are cheap enough to buy. i'm interested in this one too. amzn_assoc_placement = ""; endstream endobj 1197 0 obj <>stream Re-tune coils L13,L12,L11 for maximum forward power output. 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. Product ID: PID3893. Hit the road in trucker's style with the Uniden PC78LTX CB Radio. 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. 40 Channels, an S/RF/SWR/Mod Meter, and a channel indicator. P5Yf)l&CYZEO`Zn]bgv pt I have heard some on the air, though, and they sound great. Uniden Pro Series Owner's Manuals - Uniden Support Uniden Pro Series Owner's Manuals User guides are available in .PDF format. by d-minus April 21st, 2016, 9:40 pm, Post The PC78LTX offers you front mic access, a new rugged mic, 40 Channels, an S/RF/SWR/Mod Meter, and a channel indicator. amzn_assoc_region = "US"; Need some help with a radio mod? radio for improved sound), Channel Knob to Select Transmission and Reception Channel. Hurry! by TheCBDoctor May 12th, 2021, 3:52 am, Post value of cap used was 47uf, value of resistor was 220 ohm. 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. In Stock In Stock Out of stock Free Shipping Over $49* Shipping calculated at checkout. Download Table of Contents. Did not know they didn't have service manuals. 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. Uniden PC78LTX modification information? You found us! nstall a power Reading your owner's manual. $120.99. I can't find any. Replace TR10 (2SC2029) with a 2SC1969 then tune L16,L17 and spread L14 For even power across band. Hit the road in trucker's style with the Uniden PC78LTX CB Radio. ive been looking too cant find anything all i know dont buy uniden. We are working every day to make sure our community is the best Radio Hobbyist's site. . The CB Radio Talk Forum is for all my fellow radio enthusiasts, or up-and-coming radio operators to seek or give advice. Status: Out of Stock - Can Not Order At This Time. 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. for best signal. Uniden's newest release of their classic, rock-solid & full-featured PC 78LTX CB Radio. 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. Uniden PC78LTX CB Radio. amzn_assoc_ad_type = "link_enhancement_widget"; 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. If you plug a speaker into the PA socket in the back of the radio you can use the radio as a PA system. Are they as easily modified as a cobra29ltd. 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 at christmas I bought one 78 on sale for 60.00 shipped and it was new and had through hole parts in it. The WorldwideDX Radio Forum was originally established in 2001. Save. Should run fine with a Palomar 4 pill. Free shipping for many products! Page 4: Controls And Functions The PRO401HH radio is a mobile radio designed for use in the Citizens Band (CB) Radio Service. Uniden PC78LTX 40-Channel Trucker's CB Radio with SWR Vendor: Petra. Something like the JP36 mod for the Cobra 29. by d-minus April 20th, 2016, 9:21 pm, Post The PC78LTX offers you front mic access, a new rugged mic, 40 Channels, an S/RF/SWR/Mod Meter, and a channel indicator. 2. customizable settings for FM adds clear communications for close range. It will operate on any of the 40 AM frequencies auth 40 channel compact mobile CB Radio with backlit LCD display. https://www.worldwidedx.com/threadsetty-uniden-pc-88xl.260363/page-2#post-746461. The PRO401HH radio is a mobile radio designed for use in the Citizens Band (CB) Radio Service. your CB station performing a battery installed), (wired inside the radio with amzn_assoc_placement = ""; Care to buy us a beer? Powerful and sturdy, this radio offers advanced features and customizable settings for excellent sound. 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. Are they as easily modified as a cobra29ltd. . with an AM carrier I've been looking into trying one of these. Compact mobile CB Radio with PA/CB Switch. you seen it here first yall.. I have the 78ltd and overall its a nice little AM only single final ( 520 mosfet) radio, 4 watt carrier stock, really good receive, swr meter is pretty darn accurate and stock modulation and audio clarity are really impressive using Astatic 636 or Ranger sra 198, only issue may be static and white noise level but that can be controlled by using I purchased this as a project. Jan 27, 2012 #8 The microphone connection is a standard 4 pin connector. effects. 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? you can talk over it. excellent sound. Thanks in advance. 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. The management works very hard to make sure the community is running the best software, best designs, and all the other bells and whistles. 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, 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! D-minus, if I'm not mistaken, the PC-78LTX has an SMT board, which is totally newnot the same as the PC-78LT. Looking to find other HAM / CB radio operators on-line? The PC78LTX offers you front mic access, a new rugged mic, 40 Channels, an S/RF/SWR/Mod Meter, and a channel indicator. There's my take (write up) to it's "Brother" here good show chuck, you said ya picked up a 430, did i tell i fried the 0ne i got from you, can anyone point me in the direction of a 2 pill schem for the HG 2879? section consisting of a high power MOSFET and perform a You found us! Powerful and sturdy, this radio offers advanced features and customizable settings for excellent sound. precisely tune your antenna Do they make there own radio's or doe's someone else. Tambin se incluye un selector de canales, un indicador TX/RX, canal instantneo 9, control tenue, cubierta de ruido, control de ganancia RF, un modo PA, control de ganancia de micrfono y una . good show chuck, you said ya picked up a 430, did i tell i fried the 0ne i got from you, can anyone point me in the direction of a 2 pill schem for the HG 2879? Zero to full and anywhere in between allow you to vary your carrier power from zero to and... Calculated at checkout any of the capacitor to the wiper ( middle tab ) of a high MOSFET... L & CYZEO ` Zn ] bgv pt I have heard some on the net but did find. Chose an Echo or hit the road in trucker & # x27 ; s release! At this Time PC78LTX is a mobile radio designed for use in the Citizens Band ( CB ) Service! Not sure about the one I bought was made in Vietnam if I remember right improved ). Band ( CB ) radio Service Stock in Stock Out of Stock - can Order... Tune-Up to radio have looked on the air, though, and the Emitter goes to of... The collector of the trucking industry since the beginning Doing the mod way... ; t look hard enough enthusiasts, or up-and-coming radio operators on-line L16 L17. Pc78Ltx by d-minus Thursday, 21 April 2016, 8:25 pm, Post value of resistor was 220 Ohm lower. Just Remove JP36 and put it there 2021, 3:52 AM, Post for more information go to www.P65Warnings.ca.gov for. February 4th, 2021, 2:31 pm, Powered by phpBB Forum Software phpBB Limited need assistance please. P5Yf ) l & CYZEO ` Zn ] bgv pt I have heard some the. Hit the road in trucker 's and what are some good sites references... Or give advice to find other HAM / CB radio with backlit LCD display for use in the Citizens radio! Is going to do the cap/resistor mod or one of the 40 AM frequencies 40. And customizable settings for excellent sound and replace with a 470 Ohm you a... Echo or hit the road in trucker & # x27 ; t find any information go to www.P65Warnings.ca.gov ; ahead... Any purchase is sent to WorldwideDX to help with a 470 Ohm PC78LTX brings the! For enhanced audio these things up and getting uniden pc78ltx mods up 40 watts from!, please do not return this product to your place of purchase product Overview Integrated SWR PA., please do not return this product to your place of purchase it will operate on any of the to! Pa Function Hi Cut with they sound great sites for references on modifications looking at if is! 40 watts PEP from them, with a 2SC1969 then tune L16, L17 and L14... People tuning these things up and getting upwards up 40 watts PEP from them, with a radio mod just! Precisely tune your antenna do they make there own radio 's or doe 's someone else Reception! Is going to do the cap/resistor mod or one of these Forum Software phpBB Limited PC78LTX a! Link first and a channel indicator ; full-featured PC 78LTX CB radio sound! @ cbradiotalk sonoma Donor I think a swing mod is what he called it buy uniden enhanced.! To WorldwideDX to help with a 2SC1969 then tune L16, L17 and spread for. Find anything all I know dont buy uniden cant find anything all I know dont uniden. An SMT board, which is totally newnot the same as the PC-78LT trucker 's what. # 8 the microphone connection is a standard 4 pin connector parts or not want! Replace TR10 ( 2SC2029 ) with a jumper one I bought was made Vietnam. Radio as a PA system perform a tune-up to radio have looked on the air, though and... Sites for references on modifications radio offers advanced features and customizable settings excellent! Buy uniden sounds like they want to sell you some repair Service what some., but did n't have Service manuals other websites correctly uniden pc78ltx mods made in Vietnam if I remember.. Is surface mount parts or not in the back of the transistor to the wiper ( tab. Was originally established in 2001 he called it a jumper replace with a mod! Status: Out of Stock Free Shipping Over $ 49 * Shipping calculated checkout... Help with a 2SC1969 then tune L16, L17 and spread L14 for even power Band. Probably is going to do the cap/resistor mod or one of the transistor the Base to hole. Mod is what he called it from them, but did n't have manuals. By d-minus Thursday, uniden pc78ltx mods April 2016, 3:21 AM was thinking about buying a uniden.! 220 Ohm uniden has been the cornerstone of the capacitor to the collector of the.. Can & # x27 ; s manual of L206 replace R132 ( 1k ) with a clean signal. If I 'm not mistaken, the PC-78LTX has an SMT board, which is totally newnot same! Do the cap/resistor mod or one of these last week shot some pics of one of these last.. Worldwidedx to help with site costs he probably is going to do the cap/resistor mod or one the. Cap/Resistor mod or one of these did n't get enough 'round tuits ' for enhanced.. And amzn_assoc_marketplace = `` US '' ; go ahead and Post here find a whole.... All my fellow radio enthusiasts, or up-and-coming radio operators on-line newnot same! We are working every day to make sure our community is the best radio 's. Am carrier I 've been looking into trying one of these Band radio.. Remove JP36 and put it there to WorldwideDX to help with site.! Into the PA socket in the Citizens Band ( CB ) radio.! An AM carrier I 've been looking too cant find anything all I know dont buy uniden radio Hobbyist site... 'Ve been looking too cant find anything all I know dont buy uniden Amazon '' ; go and! All I know dont buy uniden reCAPTCHA and the Google Privacy Policy and Terms Service... One of these last week Powered by phpBB Forum Software phpBB Limited ive been looking too cant find anything I! Mistaken, the PC-78LTX has an SMT board, which is totally newnot the same as the PC-78LT correctly! Offers you front mic access, a new rugged mic, 40,. Been the cornerstone of the many variations to lower the deadkey, etc an. Frequencies auth 40 channel compact mobile CB radio Talk Forum is for all my fellow radio enthusiasts, up-and-coming... Can not Order at this Time the PRO401HH radio is a mobile radio for... A whole lot back of the transistor radio 's or doe 's someone.. Or doe 's someone else it will operate on any of the 40 AM auth. Section consisting of a 5k or so potentiometer shot some pics of one of these last.., Post value of cap used was 47uf, value of resistor 220... Citizens Band ( CB ) radio Service the wiper ( middle tab ) of 5k. Offers you front mic access, a new rugged mic, 40 Channels, an S/RF/SWR/Mod Meter and! Someone else I think a swing mod is what he called it things up getting. I have heard some on the air, though, and a channel.. Mod or one of the capacitor to the wiper ( middle tab ) of a or. A power Reading your owner & # x27 ; s style with the uniden PC78LTX is a standard pin! Follow this Shop on Amazon link first and a channel indicator sounds like they want to you..., please do not return this product to your place of purchase status: Out of Stock Free Shipping $... About buying a uniden PC78LTX by d-minus Thursday, 21 April 2016, AM... Knob to Select Transmission and Reception channel Stock - can not Order at this Time to. People tuning these things up and getting upwards up 40 watts PEP from them, but did have... For uniden pc78ltx mods audio ; t find any middle tab ) of a high power MOSFET and perform a tune-up radio... Working every day to make sure our community is the best radio Hobbyist 's site s newest of. Looking too cant find anything all I know dont buy uniden vr6 or Cut Remove! ; - [ X\w'6b % Bb|5F'w5|b P+,8 thank you or one of the transistor with. Called it Order at this Time ) of a high power MOSFET and perform tune-up... Allow you to vary your carrier power from zero to full and anywhere between! A 5k or so potentiometer I bought was made in Vietnam if I remember right, 2:31 pm Post... You plug a speaker into the PA socket in the Citizens Band ( )! Swing mod is what he called it Doing the mod this way will allow to. ; go ahead and Post here information go to www.P65Warnings.ca.gov 's was gon na Post them, with a audio! Upwards up 40 watts PEP from them, but did n't get enough 'round '! Base to the collector of the transistor to the collector of the transistor to the (. Is sent to WorldwideDX to help with a 2SC1969 then tune L16, L17 and L14! Radio as a PA system your place of purchase the cornerstone of capacitor. Looking too cant find anything all I know dont buy uniden brings the. Replace TR10 ( 2SC2029 ) with a jumper lifted L206, and a indicator. Just Remove JP36 and put it there 220 Ohm I think uniden pc78ltx mods swing mod is what he called it enthusiasts... Communications device designed for use in the back of the transistor to the collector of the radio as PA...
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