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Questions tagged [kenwood]

Kenwood is a manufacturer of amateur radio equipment.

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0answers
40 views

Kenwood TS-50 and USB to Serial

I paired my old Kenwood TS-50 with serial, by using FTDI TTL-232-5V-AJ USB to serial converter. I used ideas from here: http://steeman.be:8080/posts/TS-50%20USB%20Interface/ and here http://i.imgur....
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3answers
129 views

Connecting TNC-Pi to Kenwood TM-241A

I am looking into connecting a TNC-Pi to a Kenwood TM-241A for AMPRNet operation. I thought it was going to be fairly straightforward as each pin on the TNC-Pi seemed to have its own analogue on the ...
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1answer
41 views

Kenwood TH-D74 VOX on D-Star

TH-74D Why doesn't regular Vox work on D-Star? It only works if "Transmit when Busy" is turned on. Bad for interruptions.
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77 views

TM-V71A Echolink - Constantly Transmitting

I just got a Kenwood TM-V71A, and I really want to use it for Echolink operation as a simplex node. I got it mostly working, but there's one huge problem - it's constantly transmitting over the ...
2
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1answer
96 views

Programming Aviation Band on Kenwood D-710G?

I got a brand new Kenwood D-710G under the Christmas tree and have been exploring many of its functions. This one has me stumped: How do I set, let's say, Band A to a frequency of 131.550 (AM) to ...
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2answers
376 views

Does the Kenwood TH-D74 support Access Point and Terminal mode for D-Star?

Does the Kenwood TH-D74 support Access Point and Terminal mode for D-Star like the Icom ID-51 PLUS2?
3
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1answer
184 views

What size is the Kenwood TM-D710 panel mounting bracket?

For the purposes of this question, I am considering purchasing a Kenwood TM-D710GA (or a RC-D710). The control panel has a mounting bracket for mobile use which is intended to be attached to a flat ...
0
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1answer
114 views

Kenwood TH-D72 Freeze on Splash Screen

Some friends and I recently placed a Kenwood TH-D72 on the summit of Saddle Mountain in Oregon, USA, and set it up as a temporary digipeater for use with APRS. The TH-D72 successfully digipeated ...
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1answer
139 views

How to program Kenwood TM-742A 6-meter repeater offsets for 500kHz

All the 6-meter repeaters in my area use a 500kHz offset, but the Kenwood TM-742A defaults to 1MHz offsets. Is there any way to make it easier to program the local repeaters into this radio?
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1answer
155 views
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1answer
146 views

Looking for documentation on Kenwood NX-700 AFO and DEO Signals

I'm studying the accessory connector (DB-25) from a Kenwood NX-700 radio. It seems that I might use the AFO and/or DEO signals, but I haven't been able to get proper documentation on such pins/signals....
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145 views

Kenwood D710G TNC Won't Monitor ID Packets?

I recently got a Kenwood TM-D710G and have been experimenting with using its internal TNC connected to a serial port on my laptop for packet / PBBS operation. I can connect to PBBSes whose callsigns I ...
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1answer
153 views

Kenwood TS-440SAT Change VFO Resolution?

When I turn the VFO on my Kenwood TS-440 it changes the frequency in 10Hz steps. One full rotation changes it by 1kHz. There is a modification (by cutting a diode lead) to change the frequency ...
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1answer
194 views

Kenwood TS-440SAT & TS-930SAT Refurbishing

Inside my TS-440 & TS-930 are (former) foam pieces. They have disintigrated into a pile of dust in the bottoms of the rigs. I am more than sure that Kenwood does not have fresh stock off these. ...
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1answer
177 views

Kenwood TS-440SAT Button Bounce or error code?

I was given a TS-440 that was lightly used. Being old it does need some work. This week I am doing the "Button Bounce" fix. Several of the buttons were bouncing so I pulled the component and ...
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3answers
453 views

Is it possible to set the frequency on my Kenwood TM-D710G via Serial Port?

Is it possible to set the frequency on a Kenwood TM-D710G via either the PC or COM ports over a Serial connection? The TNC manual does not mention an option to set the frequency, and the PC port ...
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0answers
63 views

Receiving BFSK with 9.6 khz deviation on TS-2000 / ICOM(IC-910H) in FM mode

I have used Kenwood TS-2000 to receive BFSK signals with 3.3 khz deviation operating the TS-2000 in FM mode. Can we receive similar signals but whose BFSK deviation is 9.6 Khz using either the TS-2000 ...
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2answers
517 views

Receiving BFSK on Kenwood TS2000 transceiver

I have a digital data signal with frequency in the 434-438 MHz band. The data is BFSK modulated with frequency deviation of 9.6 khz, baud rate of 1200 bps. The bandwidth is 25 Khz. Is there a way I ...
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0answers
870 views

TS-590 Antenna Tuner Protocol

I'm looking for the protocol used by Kenwood's TS-590S antenna tuner port. I've worked as far as I can with Kenwood's tech support. They know what the pins are labeled, but don't have any information ...
3
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1answer
384 views

How can I disable the TOT time out timer of the TM-V71A?

I am using the Kenwood TM-V71A as an EchoLink link station. When I try to play our weekly bulletin, which has a duration longer than 10 minutes, the TOT cuts the transmission short. I do understand ...
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3answers
3k views

Setting up a Kenwood TM-D710G for APRS

If I am going to use a Kenwood TM-D710G for APRS, will I need to leave one of the VFOs on the APRS frequency of 144.390 MHz, or does the TM-D710G have a 3rd VFO built-in specifically for APRS use?
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1answer
670 views

Can I still use my Kenwood TM-281A for normal communications even while I have a TinyTrak4 connected for APRS use?

I am considering buying a Byonics TinyTraK4 to connect to my Kenwood TM-281a to do APRS. However, I am wondering if I should instead buy a separate radio (I am considering a Baofeng UV-5R) as well ...
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1answer
624 views

Is the Kawamall DMTF 6pin microphone usable with the Kenwood TK-805D radio?

I have a Kenwood TK-805D commercial radio, which I am using for UHF ham operation. For repeater usage, with AllStar, IRLP, and Echolink, I need a DTMF mic for it. I did a search on the internet, ...
2
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1answer
2k views

Decoding the Morse code

I am using a crystal to transmit morse codes, and I am using Kenwood radio receiver to obtain the signal. It receives the signal with a lot of noise, though we can figure out the morse code sound. I ...
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1answer
1k views

Can the TS-570 be fully controlled over RCP-2?

A fellow amateur here in VU-land reported the display on his 570 died. Apparently the 570 has a proprietary computer interface called RCP-2 ; Are all features on the rig available on the RCP-2?
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2answers
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What's the pinout for “Kenwood” 2.5mm TRS/3.5 mm TRS connector?

I've seen many Chinese HTs (Baofeng, Puxing, Wouxun, QuanSheng etc.) using the so-called "Kenwood connector", which has a 2.5 mm TRS connector and a 3.5 mm TRS connector. It looks something like this: ...
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1answer
273 views

How do you operate an “up 3” split dx station with a Kenwood TS570 or similar HF radio?

My Kenwood has "split" and "rit/xit". Is the "split" mode suitable for operating a split for a DX pileup situation, where a station is listening "3 up"? I'm confused about which of the larger or ...
3
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1answer
509 views

Kenwood TM-241A direct discriminator out

I am going to do a simple SIMPLEX all-star node, using the URIx USB radio interface, which I just got. I have a Kenwood TM-241A transceiver. I was told the speaker out jack is not sufficient: The ...
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1answer
856 views

Kenwood TM241A making weird transmissions

I just got a used Kenwood tm241a. It was working fine on my friends antenna until I took it home and hooked it up to a used Larsen nla-mm antenna I bought at a ham-fest. It seemed to work fine on ...
3
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2answers
849 views

Low Audio out from Kenwood TM-V71A on cross band repeat

Asking this for a web challenged friend: He lives in an HOA restricted townhouse, so no external antennas. He only does VHF FM, so it's not a big deal. To participate in the local nets he uses his ...
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1answer
528 views

What range of mismatch can the internal tuner on the TS-480SAT accommodate?

A fellow ham recently acquired a TS-480SAT. His working condition is complemented by an inverted-vee for the 20m band around 10m above ground; solid 59+ reports. Trying to tune the same antenna on ...
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2answers
1k views

Kenwood TS-590S VGS-1: Voice keyer does not transmit unless VOX is enabled

I have a Kenwood TS-590S with a VGS-1 voice guide/storage module, which I use in multi/multi contesting operations for voice keying (calling CQ). There's one drawback - it seems to only transmit ...
5
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1answer
562 views

Kenwood D710: loud fan noise when used in the shack

The fan in the Kenwood D710 mobile radio is turning on on every transmission, including the periodic APRS beacons. This happens even when there is no actual need for spinning it, and is very annoying ...