Questions tagged [icom]

An International manufacturer of radio equipment, Based in Japan. Their products include equipment for radio amateurs, pilots, maritime applications, land mobile professional applications and scanning enthusiasts.

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What could cause an Icom IC-756 Pro II to suddenly stop transmitting?

My HF radio (Icom IC-756 Pro II) suddenly won't receive or transmit. I recorded the sound it makes when receiving and uploaded it to https://w7bkg.org/wiki/File:Radio_Issue.wav . It sounds the same on ...
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Icom RS-MS3W setup

I am trying to use terminal mode for the first time on my Icom ID-52A. I am already registered on DStar (through the UTRUST/national site, not a specific repeater). I am trying to understand what ...
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2 votes
0 answers
49 views

Linking DStar repeaters using Icom syntax

I would like to monitor a remote repeater (VE2RM) through my local repeater (VE3TTT). I am trying to figure out how to link them - specifically using the Icom ID-52A commands/syntax. I found some ...
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4 votes
1 answer
156 views

How do I set the spectrum scope gain on the Icom IC-7300?

I have an IC-7300. When observing weak signals, the spectrum scope has signal peaks that are way too small. Just now I was listening to a clearly audible CW signal that was easily heard but hardly ...
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3 votes
2 answers
159 views

Is an Icom radio’s model ID info available via a CI-V command?

I have built a prototype device using an Arduino Nano Every which communicates (using CI-V commands) with Icom radios, to augment control of them. Currently I use the default addresses of the “target ...
3 votes
1 answer
704 views

Why is IC-7300 transmitting at zero power in "Rig" split mode with WSJT-X and FT8?

I am successfully running FT8 with WSJT-X on Windows 10 with my IC-7300. I am using IC-7300 as the rig. On reading the official WSJT-X User Guide (and various ...
1 vote
3 answers
164 views

Ignition Static on 2m mobile but not 70cm

I have an ICOM 2730a 2m/440 mobile rig in a 2015 Ram 1500. Tx and Rx with truck not running is excellent. With engine running I hear static popping, but only on 2 meters. If I Tx I can hear the ...
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1 vote
1 answer
115 views

How to check second-hand ICOM IC-718?

I’m buying a used IC-718 from a local ham. I can verify its function before I decide to buy. I’ve read the manual and know the functions and capabilities. What should I check / look for, apart from ...
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1 vote
1 answer
257 views

How do I send a raw CI-V command via rigctl?

With my ICom 9700 the CI-V reference manual says that I should be able to send the command 0x07, subcommand 0xD0, to select the Main band, and 0xD1 to select the Sub band. subcommend 0xB0 to exchange ...
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2 votes
0 answers
110 views

Diagnosing IC-7100 Drive Amp Bias | PA Won't TX

A faulty in vehicle DCDC charger has fed 16V or so into my brand new IC7100, killing the main board and preventing it from transmitting. I've replaced the mainboard with a brand new one however I'm ...
0 votes
0 answers
112 views

I'm trying to configure HRD for IC7300 but cannot connect / detect frequency

Got the firmware updated. Got the Driver updated. Got the software updated. Went through instructions several times.
3 votes
1 answer
381 views

Troubleshoot ICOM IC-745 intermittently shows no power on transmit

I have an old IC-745 I bought used last year. Recently it seems to be malfunctioning intermittently. It is receiving well on all bands as far as I can tell. Sometimes when transmitting, there is no RF ...
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6 votes
1 answer
896 views

What is a 'Call' Channel?

While programming my Icom radio it has MR (memory)channels, VFO (Variable Freq) channels and Call Channels. What are call channels as comparred to memory or vfo channels? What is their use?
13 votes
1 answer
3k views

Why does the audio on my FM transceiver cut out every 5.5 seconds?

Specifically, my Icom ID-4100a. What's interesting, is that this happens in MR and VFO modes... but NOT when using the built-in WX stations. For example listening to WX-01 (162.550 MHz), no problem. ...
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1 vote
4 answers
1k views

Can I splice a random wire antenna?

I have an Icom AH-4 with a random wire antenna. I have a fence around my property that is 60 feet long by 70 feet wide. The outdoor tuner is placed at the begining of the 60 foot section which leads ...
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3 votes
1 answer
119 views

Is it possible to receive weather satellites with a ham radio rig? (Icom 910)

I would be interested in receiving weather satellites (NOAA and Meteor) with my Icom 910. It has very good filters and could be a better solution than a simple SDR. However, its manual specifies that ...
1 vote
0 answers
220 views

FLDigi Crashes When Trying to Load RigCAT Description File

I am trying to setup FLDigi with my ICOM-7300 via the USB connection so I can start using digital modes. Everytime I try to follow the instructions here, it doesn't work. Specifically, everytime I try ...
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1 vote
1 answer
1k views

How do I link a repeater on one of the DCS reflectors using IC-9700?

I've been reading about the D-STAR, and I've heard that there are these things called D-STAR reflectors, and that a repeater can be linked to a reflector. On my Icom IC-9700, when I press and hold ...
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197 views

Troubleshooting ICOM PS15 Power Supply

I got a power-supply gifted by my friend. When I powered ON, the main (120V) FUSE blows up. I started by disconnecting the transformer from the control circuit and powered ON. This time the fuse is ...
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2 votes
1 answer
153 views

What did I just do to my rig? Audio went crazy and had to reboot

Video I was experimenting with different settings on my IC-7300 and trying out manually controlling the RF Gain with AGC off. Too much gain for a moment caused audio clipping followed by the audio ...
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1 vote
1 answer
252 views

ICOM IC-910h How much bandwidth does it listen when receiving USB and FM?

CD-audio has a bandwidth of 22kHz. CW usually has a bandwidth between 3 to 5 kHz. But I am wondering what is the bandwidth my Icom IC-910H can listen to in both, the SSB and the FM mode? Also, what ...
1 vote
1 answer
357 views

Is it possible to transmit and receive FSK G3RUH using SSB transceiver operating on USB-D?

Can a generic SSB transceiver, together with an FSK modem, be used to receive FSK modulated digital signals? If so, what considerations should be taken? and what kind of issues (AGC? Compression? ...
1 vote
4 answers
4k views

Is the ground on the back of the Icom IC-7300 an electrical or RF ground?

On the back of the Icom IC-7300 there's a ground connector: The manual goes on to say this: Is this an electrical or RF ground?
5 votes
1 answer
1k views

Why are the lower HF frequencies not working during winter day time?

Currently my location is Nepal. We use the ICOM f-7000 radios without the antenna tuner. We use the frequencies round about 5-9 MHz, for communication over distances between 150 and 400 km. During ...
2 votes
1 answer
181 views

Using an OPC-478 programming cable for CI-V

I have an [clone of] an Icom OPC-478 programming cable for my IC-208H. I thought I read that I can use that same cable to do CI-V with my IC-706 if I can find an 1/8" mono (male) to 1/8" stereo (...
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3 votes
1 answer
3k views

What kind of power plug does the ICOM IC-7300 need?

I am considering buying the IC-7300. What kind of connector will I need to connect it to an external power supply? Or, does it come with a connector that I can splice on to a power cable coming from ...
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4 votes
1 answer
3k views

Can the IC-7300 be connected straight to a computer and use WSJT-X for FT8?

Do I need a separate device to use digital modes with the IC-7300 or do I just need to connect the 7300 to my computer via USB in order to use WSJT-X for FT8? Thank you.
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1 vote
1 answer
121 views

Recording from ICOM R8500 to pc

Newbie ham radio guy here. I just got my hands on an Icom R8500, and I'd like to record some signals on my pc. What's the proper way to do this, to minimize the added noise? Should I just use a 3.5mm ...
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1 vote
2 answers
1k views

What do I need to plug a regular set of headphones to an Icom ID-51 PLUS2?

What do I need to plug a regular set of headphones to an Icom ID-51 PLUS2? Would the Icom OPC-2144: or the Icom OPC-2006LS: allow me to connect a regular set of headphones?
0 votes
1 answer
279 views

Temporary Skip frequency on an Icom ID-51 PLUS2

On the scanning options for the Icom ID-51 PLUS2, there's one called Temporary Skip Timer that can be any of: 5 minutes 10 minutes 15 minutes The manual says: Temporary Skip Timer Selects ...
1 vote
1 answer
133 views

Any ideas why my phone is not connecting to my Icom ID-51E PLUS2?

I have the cable connected from my phone, a Samsung Galaxy S6, to my brand new Icom ID-51E PLUS2 and when I run the app I get this error: I think I correctly set up my radio for this, as you can see ...
1 vote
1 answer
4k views

What is the 1750Hz tone burst for?

The Icom IC-51E PLUS2 but not the American version will emit a 1750Hz tone burst when you push the PTT briefly and then hold it down. What is this for?
0 votes
2 answers
892 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?
0 votes
1 answer
865 views

GNU Radio BPSK reception from ICOM SSB audio

I have BPSK flowgraphs that work fine in simulation as well as between two USRP boards at 1200 bps and sample rate of 48000 baud. In the transmitter flowgraph, the transmitter reads HDLC bits from a ...
1 vote
1 answer
196 views

Purpose of "Low 1" and "Low 2" on Icom F50?

The display for the Icom F50 has a "LOW" indicator. The Instruction Manual says this is the "OUTPUT POWER INDICATOR [which] Appears when Low 2 or Low 1 is selected." There is no other explanation ...
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0 votes
1 answer
577 views

Using the VHF port for 6m on an Icom IC-706mkIIg transceiver

My Icom IC-706mkIIg transceiver has two output ports: one for its VHF/UHF bands (i.e. 2m/70cm) one for the HF bands, and also 6m! I have a couple of broadband VHF/UHF antennas whose transmit specs ...
4 votes
1 answer
421 views

ISS APRS Digipeater with Kam XL and ICOM IC-910H

I am trying to use the ISS APRS digipeater which transmits at 437.55MHz. Hardware setup consists of the following ICOM IC-910H. The transceiver has been connected to a Windows PC running a HAM ...
2 votes
2 answers
392 views

Using two antennas with IC751A — one for transmitting and another for reception

Is it safe to use one antenna for transmitting (main antenna PL connector) and another for reception connected to ANT IN connector at the backside panel?
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5 votes
1 answer
350 views

Receiving commercial / public-safety on a general-coverage HAM transceiver

I have an ICOM-7100 that I've installed in my mobile as my primary (nay, only) HAM transceiver; and I'm trying to avoid wasting a ton of space in my vehicle (not to mention money) for a proper scanner,...
0 votes
1 answer
339 views

Issue with Icom R-71A

I have an old ICOM R-71a receiver that is giving me grief. The problem started off with audio and rf cutting out completely after being on for a few hours. The frequency display would work but nothing ...
3 votes
2 answers
1k views

What's the difference between the normal and S-meter squelch in IC-2730?

I recently obtained an IC-2730E and can't figure out the difference between its squelch options. Unfortunately, the user manual isn't very helpful. The squelch option had 3 types: off, attenuation and ...
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2 votes
1 answer
429 views

Remote wake up of Icom IC-706Mk2g

I known you can control the rig with the CI-V interface, but my question is: Once the rig goes to sleep (inactivity timeout) can it be turned back on without having to use the power button on the ...
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1 vote
1 answer
571 views

Identify Icom portable radio

I'm trying to identify this Icom portable radio. Unfortunately, the picture is in a quite a bad shape. Does someone know the model number? Thank you!
1 vote
1 answer
1k views

AFSK and GMSK in ICOM IC910 H

I am a newbie in HAM.The transceiver I have in my lab is ICOM IC910 H. My goal is to use it to communicate with our cubesat which uses GMSK. According to the manual, on page 50, there are notes for ...
0 votes
2 answers
309 views

Radio wont RX or TX on repeaters. Fine in simplex

I am having this issue and cant seem to find a solution. I am running a Yaesu vx6r radio, I have had it for about 6 years. Today, I fired it up, as I had just built a 5 element 70cm yagi for satellite ...
1 vote
0 answers
77 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 ...
3 votes
5 answers
2k views

Does the ICOM ID-51A's repeater search work with non-D-STAR repeaters?

Has anyone tested the new ICOM ID-51A Plus with regular repeaters (i.e. analog)? I'm looking to quickly find the nearest repeater (and sign on with a PL code!) with like 1 or 2 clicks. Is that ...
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5 votes
2 answers
374 views

BAOFENG UV-5R for cubesat communication on lab, does it work?

Here we have a cubesat which operates in VHF/UHF. Communication with it (from a ground station perspective) is done with an Icom Radio. Would it be possible to replace it with a cheaper BAOFENG?
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0 votes
2 answers
3k views

Wiring a CW paddle

What kind of cable would be suitable for wiring an MFJ-564B Iambic CW Paddle to an Icom IC-718? I have heard that you can just use a length of old electric guitar cord but I was not sure what to do.
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4 votes
2 answers
448 views

What is the difference between Yaesu noise blanker (analog IF) and Icom noise blanker (perhaps digital)

What is the difference between the Yaesu (say FT DX 5000) and Icom (say IC 7700) noise blankers? I understood that the Yaesu NB is an analogue one while Icom uses a digital solution.
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