Kenwood Ts 440s ProblemsSet mode to USB, IF Shift to detent. I have owned several TS-440SAT's over the years, and have found them to be very rugged. I've owned several 440's and have been lucky enough not to have experienced a pll unlock. I thought of selling it and buyin. I am trying to fix a TS-440S VCO1 problem when is not possible to run on frequencies above 14. manual Kenwood TS-440S. Simply replace C195 to verify if this cures the problem. 2K views 5 years ago If you have a TS-440s and it has a memory issue (where the screen goes wacky and you think its all done) where you can do a simple reset and get your rig back to work. So looking up how to fix the problem, I took it apart and cleaned the glue out of VCO 5. PDF The Relationship Between Family History and Dietary Patterns to the. Improvements Problem:Limited transmit frequency coverage. Power output starts off dead but after a few minutes warm up, power levels creep up to 100+W starting from low bands (160/80/40) initially, then upper bands (20/15/10) 2. Do you have a question about the Kenwood TS-440S or do you need help?. A great rig to listen to with a great receiver. 3K views 3 years ago I bought this rig new in 1987. By following the text and pictures, you should be able to do the job in less than 30 minutes. Many of the 440s I come across are full of problems with more lurking around the corner. 000 MHz and I measured the following values: L52 measured 8. That's the classic symptom of the dreaded TS-440S pll unlock. Hf transceiver (116 pages) Transceiver Kenwood RC-2000 Instruction Manual. When it developed the famous Dot display Problem. TS-440s fixer upper Dan Got this one for $50. I purchased a Kenwood TS-440S about 6 months ago. It had the all dots in the display issue. Equipment Menu: Home Page : AT-930: Service Notes: Adding an external 900Mhz antenna to the 440 module: TR-751: 9600 baud modification for Packet: TM-941A: TS-440S: ACC #2 data jack wiring interface. Is your meter bulb burned out? This article will take you by the hand and show you how easy it is to convert the standard 80mA 12 volt bulb to a high output LED (Light Emitting Diode). You can do a mod to make the carrier knob work in SSB, but it then only works between 1 and 3, so you have a very limited range of the knob to control power output. The switch diodes in the TS-440S have enabling currents of from 0. Kenwood ts 440 repair">Kenwood ts 440 repair. On the TS-440, the positive leads runs to the power switch, so you can verify it that way. Diabetes mellitus can be prevented by knowing the risk factors [4]. When I say clean signal, I mean a signal that is at a steady level, and not affected by user settings. Sometimes the radio operates quite normally. The TS-440 was one of my least favorite radios of the time, I had its predecessor the TS-430 and thought it was a much better radio and the later TS-690 was also a better radio. I purchased a Kenwood TS-440S about 6 months ago. Anyone know what my problem is?? Sent from my iPhone using Tapatalk W wyShack Member Premium Subscriber Joined Nov 18, 2008 Messages 446 Location Campbell County, Wyoming. Kenwood TS440S TS440 Dot Problem Repair Eliminated FIXED by Jahnke Electronics Paul Apollonia 958 subscribers Subscribe 2. This was known as Sony Bond glue, used to secure components to prevent microphonics due to vibrations, like when operating mobile. Performance Build quality Features User friendliness Value for money Aquired. Discontinued Amateur HF Transceivers Features | Specifications | Accessories | View Larger | Rear Panel Following on the success of the TS-430S, the Kenwood TS-440S was designed for superior performance in the the SSB, CW, AM, FM and AFSK modes. com Forums">Kenwood: TS440s audio problem HELP!!!. The glue was fully removed from board and some components were replaced, as electrolitc capacitors and fixed resistors. My TS-440 came back to life after a problem with TX light staying on, but did not last long. It is most probable that C195, being an electrolytic type, has dried out and leaking current. Low voltage supply optional improvements: TS-930s: SSB transmit tone quality. This Kenwood 440S, has the following problems:No audio, the display does not show clear information. Outside of the usual and unattainable silicon parts these days and the IF transformers you would have to rewind to repair,the TS-440S holds up just fine as a repairable HF platform from the 1980s. TS440 Circuit Improvements for the TS-440S Problem: Limited transmit frequency coverage. the frequency thing could be a CPU fault or PLL fault. Intermittent transmit power output: TS-940S: LCD clock display erratic operation. bigpimp347 wrote: a main reason the 440 is a rare rig, because they were crap, the 430 was good the 450 was good the 440 was good while it worked, so many have been scrapped and finding good ones seems a hard task. Amateur Radio Equipment Modifications. KENWOOD TS-440S i searched the net and all i could find was a explanation on how to fix it with no pics or anything. TX light stays on even when PTTis released. Kenwood TS-440S User Manual Download for 1 + 39 hidden pages Unhide for 1 You can only view or download manuals with Sign Up and get 5 for free Upload your files to the site. Receive signals are drifty and there are unlock artifacts every few seconds 3. Kenwood TS-440S/AT Reviews Home Reviews For: Kenwood TS-440S/AT Category: Transceivers: HF Amateur HF+6M+VHF+UHF models - non QRP <5W eMail Subscription Registered users are allowed to subscribe to specific review topics and receive eMail notifications when new reviews are posted. Sure a new radio is more expensive but it will have a warranty and work for a long time. 500MHz ( the display shows dots - below 14. Kenwood TS-440S (TS 440 S TS440S) Intermittent operation: When intermittent problems such as erratic display, loss of front panel control, or frequency lock-up are encountered, the PLL and Control circuits must be checked to determine which circuit is malfunctioning. Kenwood TS-440S User Manual Download for 1 + 39 hidden pages Unhide for 1 You can only view or download manuals with Sign Up and get 5 for free Upload your files to the site. Problem:Lack of crispness in the RX audio, which makes the sibilant parts of human speech hard to. (PDF) Strategic management in the business of. (PDF) Differences in mandibular morphology between bruxism …. KENWOOD Equipment Modifications List. Along with the service we will clean all controls, clean and lube the main VFO and. Firstly, IC23 (MB3780A) may have a small internal leakage current. If it's not happening on all bands this link might help. TS-440S Service manual Kenwood TS-440S Service Manual Also See for TS-440S: Service manual (131 pages) , Serivce manual (116 pages) , Instruction manual (58 pages) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65. 1 if I use DXLabs Commander to control the TS440sWhat are your *exact* Ports settings for the TS-440S in Commander? In general, unless your CAT interface holds the RTS pin high or the. This coming in after the Processor, and Microphone Amplifier does not allow sufficent amplification of the signal, thus very low, or no audio. Kenwood TS-440S (TS 440 S TS440S) Intermittent operation: When intermittent problems such as erratic display, loss of front panel control, or frequency lock-up are encountered, the PLL and Control circuits must be checked to determine which circuit is malfunctioning. I have a problem with my TS-440S. I've had no issues sourcing replacement parts, including cannibalising older boards for components. I just repaired my key bounce problem with great success and id like to share my experiance. While the TS-140S has a power slider which is separate from mic gain (good for data modes), the 440 has only mic gain in SSB. (PDF) The Relationship Between Family History and. This includes audio from the radio and from the buttons on the front panel. I would loose all display and all audio. There is a section titled "Possible cure for TS440 showing dots only on display". A symptom of a failing battery is that the memories and operating parameters are lost when the radio is turned off for any length of time. It's got problems in the the VCO and with the attenuator - can. Do you operate a TS-440S? 73 - John - N7GHZ On Sun, Jun 21, 2020, 6:27 AM Joe Subich, W4TV Kenwood Amateur Radio Service Bulletins By Model NumberNote">Kenwood Amateur Radio Service Bulletins By Model NumberNote. 7K views 4 years ago Kenwood TS-440S Dot Display problem was not right fixed. Kenwood TS-440S Dot Display problem was not right fixed display and now working right for a customer. Do you operate a TS-440S? 73 - John - N7GHZ On Sun, Jun 21, 2020, 6:27 AM Joe Subich, W4TV TS440 Circuit Improvements for the TS. The TS-440 display showed 14. Provide a clear and comprehensive description of the problem and your question. Remove the five small round head screws that secure the shield plate to the front panel. 2K subscribers Subscribe 33K views 6 years ago I was gifted this 440s that had the "Dreaded Dots" problem. Replacing the two diodes (D4, D5). Do you operate a TS-440S? 73 - John - N7GHZ On Sun, Jun 21, 2020, 6:27 AM Joe Subich, W4TV Kenwood TS 440SAT Radio Transceiver for sale online. 2019 11:12 am Subject: [Kenwood-TS440S] TS-440 Will Not Power Up - Only S-Meter Lights. 0 5 (4) Memo ry s c a n in 1 0 c h a n n e l g r o u p s a n d two types MHz a s t h e first IF, 8. This results in the radio performing a “reset” at power on. As a now aging radio, the chances are the memory backup battery is failing, or indeed has failed. TS440 Circuit Improvements for the TS-440S Problem: Limited transmit frequency coverage. indicates multiple pages in document! AT-50 AT-50 BLOWS ACCESSORY FUSE IN TS-50 AT-50 BLOWS ACCY FUSE IN TS-50 more AT-50 MECHANICAL STABILITY OF CASE AT-930 SERVICE NOTES MORE. GarbledandDistortedRXaudiolikeits“UnderWater” Intermitant operation. 1 CAT Test Fails for TS440s. Another great resource is to do an internet search for "TS-960S known problems". The Kenwood TS-440 dot problem repair service consists of removing all the synthetic rubber from both the PLL and RF boards and replacing the electrolytic caps in those areas. Kenwood TS-440S transceiver had Dot display problems ACHF 370 subscribers Subscribe 1 Share Save 1. 1 7 5 0 M H z Page 95 TS-440S ADJUSTM ENT Measurement Adjustment Item Condition Test S pecification/Remarks equipment U n it Terminal Unit Part M. TS440 Circuit Improvements for the TS-440S Problem: Limited transmit frequency coverage. It now works to original specs, I'm stoked. A correlational analysis was applied to analyze relationship among variables. Fix:Cut D80 on the Control Unit for 1. OPERATION - OPS MANUAL UPDATE R-5000 NO FREQUENCY CHANGE THROUGH COMPUTER RC-10 HANG UP TIME/TIMEOUT TIMER SETTINGS/XBAND RPT MORE RC-10 ALTERNATOR NOISE IN MIC CIRCUIT RM-76 FREQUENCY ERROR WITH TR-7600/7625 RM-76 BATTERY BACK-UP POWER RM-76 MICROPROCESSOR FAILURE SM-220 ALIGNMENT WITH TS-180S/SM220 MORE. Kenwood Transverters Microwave Modules Tokyo Hy-Power SSB Electronics Tecnostudi Kenwood Yaesu Minix Meters Diamond Comet Bird MFJ Ham resources Propagation: Sporadic E skip (Es) Backscatter Tropo Meteor Scatter (MS) F2 Skip Aurora Trans-equatorial scatter (TE) Lightning scatter (LS) Kenwood TS-440S (TS. Our club's TS-440SAT just died. The cost of the repair and mods including shipping was about $275 (US). However electrolytic caps can also leak, physically, their electrolyte (and they can also become electrically leaky as well). The fix is simple: Increase the forward bias DC-current through the diodes to roughly 2mA. here goes my first tut: step one: unhook anything connected to the unit (mic,power ect) step two:. First, reversible risk factors include dietary patterns, daily living patterns, sleep patterns, physical. It is, without doubt, very poorly filtered against RF pickup, and must always be connected to a very good earth. The 440 is solid-state, and as is typical of SS radios, requires a device that will conduct a POSITIVE voltage to ground, such as an NPN transistor. Garbled and Distorted RX audio like its “Under Water” 2. With no signal input to the ANT jack, turn the RF Gain on the 440 to zero. Only the S-Meter lights up when the power switch is pressed. I had no problem providing spare parts, including cannibalizing old plates for components. The 440SAT is good radio and there are plenty of them out there. My advice is don't buy one that has not had the dot problem fix done by a reputable service tech (you can research them here on eham). Kenwood TS440S TS440 Dot Problem Repair Eliminated. The kenwood ts-440 is worth every cent you spend to get her,just understand the problems that can or well accure,and how to fix them,it's not hard to do,but it just takes time to repair. I took the mic off from the radioand turn the radio on. I've fixed several of these myself you simply chip the old brown glue away with a pick. I recently ran into some problems with my Kenwood TS-440S. just need to download the manual as this is my first elecraft. Time Owned: more than 12 months. Conductive glue was discovered when I measured 1-2 V DC between ground and the brown glue in VCO1. I have a problem with my TS-440S. The problem is that when kenwood designed this rig, they brought the DATA INPUT(ANI) from the ACC2 JACK to connector J25 of the IF UNIT. Post by bigpimp347 » 12 Feb 2013, 20:31 a main reason the 440 is a rare rig, because they were crap, the 430 was good the 450 was good the 440 was good while it worked, so many have been scrapped and finding good ones seems a hard task. All conductive glue must be removed. Provide a clear and comprehensive description of the problem and your question. item 4 KENWOOD TS-440S w AUTOMATIC ANTENNA TUNER SPEAKER SP-430 / POWER SUPLY Read Desc KENWOOD TS-440S w AUTOMATIC ANTENNA TUNER SPEAKER SP-430 / POWER SUPLY Read Desc. View and Download Kenwood TS-440S service manual online. Kenwood TS-450S Repair Help. Adjust TC1 [also installed backwards, like TC2] for minimum RF. Kenwood TS440S Issues(Part1). Review Summary For : Kenwood TS-440S/AT; Reviews: 98 MSRP: 1200 price class; Description: 160-10 Meter HF Transceiver/Auto Tune: Product is not in production: It developed the Dot problem two days later. Everything else functions just fine. While the TS-140S has a power slider which is separate from mic gain (good for data modes), the 440 has only mic gain in SSB. The only problem with the TS440s is that the mic jack is very loose. I had the same problem with TX staying on all the time. Anyone know what my problem is?? Sent from my iPhone using Tapatalk W wyShack. View the Kenwood TS-440S manual for free or ask your question to other Kenwood TS-440S owners. Repairs – Jahnke Electronics. I've owned several 440's and have been lucky enough not to have experienced a pll unlock. FSK jacks were meant to be connected to dedicated terminals for teletype style communications. I initially thought that there was a problem withthe mic and straight away I replaced with a different mic and still having problem with TX staying on. not really my thing apart from i know never to buy a 440 because. Proceedings of the 7th Mathematics, Science, and Computer Science Education International Seminar, MSCEIS 2019, 12 October 2019, Bandung, West Java, Indonesia. Review Summary For : Kenwood TS-440S/AT; Reviews: 98 MSRP: 1200 price class; Description: 160-10 Meter HF Transceiver/Auto Tune: I'm surprised to read of people selling the TS-440 because the dot problem was "too expensive to repair". 2K views 1 year ago #hamradio #ts #hamharder Let's see if we can get my old Kenwood TS-400 Ham radio up and running again. Kenwood TS440S TS440 Dot Problem Repair Eliminated FIXED by. I was gifted this 440s that had the "Dreaded Dots" problem. 0:00 / 13:12 Ham Radio - Repair of a Kenwood TS 440sat Kevin Loughin 43. just accuired a ts-440s and it seems that 27. Hf transceiver (116 pages) Transceiver Kenwood. Page 4 TS-440S CIRCU IT D ESCR I PTION Overview • T h e TS -440 is a tri p l e conversion type trans ceive r, incor­ q u e n cy memo ry) po rati n g a g e n e r a l cove rage receive r, which uses 4 5. This manual is available in the following languages: -. Re: kenwood ts-440s problem. After a while, all audio stopped. I used a voltmeter with 11 Mohm input impedance. I am not sure if it is the relay or some sort of transistor playing up. D80 is about 2" from D66, which is cut for 10Hz frequency readout. May 3, 2010. You get 1 for each file you add Get 1 for every time someone downloads your manual Buy as many as you need. havingproblems, over bottomcover and off. Anyone know what my problem is?? Sent from my iPhone using Tapatalk W wyShack Member Premium Subscriber Joined Nov 18, 2008 Messages 453 Location Campbell County, Wyoming. I started building an antenna to use with it. Kenwood: TS440s audio problem HELP!!!. , tube type require conducting negative to ground, SS type require conducting positive to ground. I bought this rig new in 1987. This Modification allows for the Kenwood TS-440s transceiver to have the data audio on PIN 11 of the 13 pin DIN connector ACC JACK 2. #1 Anyone else run this radio as well? When I bought it, I had got it from an estate sale for $400 about 5 years ago, and had many issues, like the common dots issue, a VFO was out of phase, and not allowing me to transmit at all, plus there were some bad solder connections in places. Cannot believe how light this thing is. It startedhaving problem with TX since yesterday. I tried resetting the microprocessor, I even ripped the whole thing apart and re-soldered every single component on the finals board and still was denied. This manual comes under the category receivers and has been rated by 8 people with an average of a 9. The switch diodes in the TS-440S have enabling currents of from 0. PDF Do you have a Kenwood TS. The better your problem and question is described, the easier it is for other Kenwood owners to provide you with a good answer. The DOT problem had been eliminated, new capacitors installed in the PLL, white LED bulb. View the manual for the Kenwood TS-440S here, for free. com> wrote: Note, this all works fine on V2. com/_ylt=AwrEqe5FimZkbyACY3pXNyoA;_ylu=Y29sbwNiZjEEcG9zAzMEdnRpZAMEc2VjA3Ny/RV=2/RE=1684470470/RO=10/RU=https%3a%2f%2ferikarn. Its located in the corner near connector 54. If you have a TS-440s and it has a memory issue (where the screen goes wacky and you think its all done) where you can do a simple reset and get your rig bac. DonotremovetheRF boardfromtheTS-440Syet. PDF The Relationship Between Obesity and Physical Activity to the Incidence. Kenwood TS 440 S Radio Transceiver for sale online. The older Kenwood TS-4XX and TS-9XX series had very well known problems with the glue used in the Variable Control Oscillator section of their boards. TS-850S: Extend RF range: TS-830S: Frequency shift. You can do a mod to make the carrier knob work in SSB, but it then only works between 1 and 3, so you have a very limited range of the knob to control power output. Are you prepared to keep putting $$ into the 440 if those other bad. Find attached two screen grabs of the TS-440 schematic, trace the 5C power-circuit, check all of the 5C line connectors, and just as a matter of principle, check both your input Voltage as well as any and all of the IC regulators for proper input and output Voltages, assume. Also for: Ps-50, Ps-430, Sp-430, Mb-430, Vs-1, At-440, Yk-88c, Yk-88cn, Yk-88s, Yk-88sn. Iwouldloosealldisplayandallaudio. The 7th Mathematics, Science, and Computer Science Education International Seminar. Ask a question Number of questions: 0 General Kenwood TS-440S receiver - User manual (PDF). Many of the 440s I come across are full of problems with more lurking around the corner. Kenwood receivers · Kenwood TS-440S manual The better your problem and question is described, the easier it is for other Kenwood owners to provide you with a good answer. Receive signals are drifty and there are unlock artifacts every. Later models may or maynot have a correction for this, but my PK-232, or for that fact NONE of my TNC's would drive the audio to the PIN 11 of ACC JACK 2. io%2fkenwood%2fTS-440%2fnotes/RK=2/RS=UDlkgmXiIP7kTlGjtt0ei3waM18-" referrerpolicy="origin" target="_blank">See full list on erikarn. Fix: Cut D80 on the Control Unit for 1. However electrolytic caps can also leak, physically, their electrolyte (and they can also become electrically leaky as well). Ifyouarestill gettingGarbledsound or dotsonyourdisplay,it maybeinthis area. That fixed the problem, and now it's dot free. Secondly, either, or both, C194 and C195 may be leaking current to ground. Outside of the usual unobtainable silicon parts these days and IF transformers you'd have to rewind yourself to repair, the TS-440S holds up pretty well as a repairable 1980's HF rig. (130 pages) Transceiver Kenwood TS-440S Service Manual. Shortly after, it developed a problem. Is your meter bulb burned out? This article will take you by the hand and show you how easy it is to convert the standard 80mA 12 volt bulb to a high output LED (Light Emitting Diode). Reliability was a problem over time with dry joints and shorts caused when sealant adsorbed moisture giving rise to instability. I was gifted this 440s that had the "Dreaded Dots" problem. The TS-440 was one of my least favorite radios of the time, I had its predecessor the TS-430 and thought it was a much better radio and the later TS-690 was also a better radio. 515 views Terry Kurtz Dec 31, 1990, 11:11:21 AM to Has anyone had experience with the automatic antenna tuner (s) for the Kenwood TS-440? I have a Butternut HF6V and would like to hear if. Full and semi CW break-in is supported. Modifications for the Kenwood TS. I pressed SEND/REC on and off a few times and noticed TX light flickering. 0:00 / 2:55 KENWOOD TS-440S, NO RX AUDIO REPAIR DX RADIO SHOP 126 subscribers Subscribe Share 565 views 10 months ago Customer sent this radio in for repair due to NO RX audio. Transceiver Kenwood TS-440S Service Manual. Kenwood Amateur Radio Service Bulletins By Model NumberNote. Sowearegoingto checktoseeofthereareanyleakydiodes inhere. The Kenwood TS-440 dot problem repair service consists of removing all the synthetic rubber from both the PLL and RF boards and replacing the electrolytic caps in those areas. {Press and hold IA = IB and turn power on} That should do it! Rogerbird R. I've owned many HF rigs over the years and the most reliable non dsp rig is the TS-450S. If I move around the connector on the mic if it's hooked up on the radio, it will move all over the place. KENWOOD TS-440S i searched the net and all i could find was a explanation on how to fix it with no pics or anything. That's the classic symptom of the dreaded TS-440S pll unlock. This stuff was widely used in many audiophile radios, too. Kenwood Amateur Radio Service Bulletins By Model Number Note: When retrieving files a suffix of a,b,c etc. -----Earlier 5-star review posted by VO1MDS on 2008-03-05 Howdy folks,me again. This Modification allows for the Kenwood TS-440s transceiver to have the data audio on PIN 11 of the 13 pin DIN connector ACC JACK 2. organs are also at risk of problems due to diabetes mellitus such as corneas [3]. 38 11 bids 5d It arrived well packed and safely, no shipping problems. There are three ways to get a clean signal from and to, the TS-440. TS-440S transceiver pdf manual download. Power output starts off dead but after a few minutes warm up, power levels creep up to 100+W starting from low bands (160/80/40) initially, then upper bands (20/15/10) 2. It took almost 10 hours of work, but it's now running perfectly and has taken the spot as my main rig in the shack. When it was turned on in the morning the Frequency Display would work for about 10 minutes then suddenly disappear. I have a Kenwood TS-450S I purchased used some time ago. I’ve had no issues sourcing replacement parts, including cannibalising older boards for components. West Java Governor Ridwal Kamil will summon representatives from PT Kereta Cepat Indonesia China (KCIC) and other related parties in charge of the Jakarta-Bandung high-speed railway project. A few months ago it developed "scratchy" audio with intermittent audio cut out. 6MHz to 30MHz transmit capability. this thing is super clean and works perfectly. 745,and when i hear a station calling or chatting it seems that the tend ot go off frequencey after a few seconds then a move the vfo to bring them back,but i have to keep moving the vfo every few seconds to realign the station. Page 4 TS-440S CIRCU IT D ESCR I PTION Overview • T h e TS -440 is a tri p l e conversion type trans ceive r, incor­ q u e n cy memo ry) po rati n g a g e n e r a l cove rage receive r, which uses 4 5. problems, the purpose of this study was to investigate the relationship among respondents' characteristics, family history, and dietary patterns to the incidence of diabetes mellitus in Ledug, Kembaran, Banyumas, Central Java. I'll start counting soon, but for now, here's a list of things that that need to be addressed. Dec 1, 2012 #2 That's the classic symptom of the dreaded TS-440S pll unlock. After about 30 min it would reappear but all stations would be off frequency for about another 30 minutes. Transceiver Kenwood TS-440S Service Manual. The RF detector can be an oscilloscope, detector/probe for a DMM, or a 455KHz receiver coupled through a 10pF capacitor. KENWOOD TS-440S, NO RX AUDIO REPAIR DX RADIO SHOP 126 subscribers Subscribe Share 565 views 10 months ago Customer sent this radio in for repair due to NO RX audio. it is fully decked out with a CW roofing filter, 2 m module, ATU, side panels with the plastic cover. Dec 1, 2012 #2 That's the classic symptom of the dreaded TS-440S pll unlock. Remove the five small round head screws that secure the shield plate to the front panel. 0:00 / 13:12 Ham Radio - Repair of a Kenwood TS 440sat Kevin Loughin 43. (also the Dots on display problem is very similar) I. item 3 Vintage Kenwood TS-440S All-Mode Radio Amateur HF Transceiver MOSTLY WORKING Vintage Kenwood TS-440S All-Mode Radio Amateur HF Transceiver MOSTLY WORKING $349. The only problem with the TS440s is that the mic jack is very loose. They are from the FSK jacks, the ACC-2 13 pin connector and the remote connector. /AT for $500 plus $30 shipping. manual Kenwood TS-440S. (116 pages) Transceiver Kenwood TS-440S Serivce Manual. 2K views 1 year ago #hamradio #ts #hamharder Let's see if we can get my old Kenwood TS-400 Ham radio up and running again. Kenwood TS440S TS440 Dot Problem Repair Eliminated FIXED by Jahnke Electronics Paul Apollonia 958 subscribers Subscribe 2. KENWOOD 8 Band Microphone Sound EQ Compressor TS-140 TS-430 TS-440 TS-930 TS-940. Page 94 TS-440S ADJUSTM ENT • TX ADJ USTMENT Adjustment Measurement S pecification/Remarks Item Condition Test U n it Terminal Unit Part M ethod equipment V R 5 TX A M P M 1 ) F R E Q : 1 4. It is caused by several problems such as low business development ability, member age above 50 years, machinery equipment age above five years, training for operator and mechanic limited, no. I spend 15 hrs cleaning the VCO, replaced a varicap. com/neo/groups/Amateur-repairs/info.