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Questions tagged [yaesu]

A manufacturer of radio equipment, including ham radios and accessories.

63 questions
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3 answers

How is "clarifier" control helpful?

My radio-club recently got a Yaesu FT-225RD transceiver and I'm trying to digest its manual (available for download here). This is the first ham radio that I'm learning how to use, so I could be missing something obvious. On the front panel there's…
AndrejaKo
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1 answer

What does a lightning bolt symbol next to an antenna connector mean?

On the back of my Yaesu FT-897, next to each of the antenna connectors, there are lightning-bolt-ish symbols. What do these mean, and is there something I ought to be doing because of that? I have not found any description of a meaning for these…
Kevin Reid AG6YO
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7
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2 answers

Yaesu VX-7R clock is running very fast

I just noticed the clock on my Yaesu VX-7R is running very fast. I noticed this a few days ago, where it would be days ahead. I would reset the time to the second and then, again, hours or days ahead. I'm not sure when this started happening, or if…
user21417
6
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1 answer

Can a Yaesu FT-7900R be physically connected to both KPC-9612+ ports?

The Yaesu FT-7900R has a single data port (mini DIN 6-pin) for 1200 and 9600 bps TNCs. Page 10 of the manual states: In accordance with industry standards, the signal levels, impedances, and bandwidths are significantly different on 9600 bps as…
Jacob
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6
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2 answers

Yaesu exceeding power limit under certain conditions

I noticed something fairly interesting today, under certain operating conditions my FT857D will exceed the power limit, the highest I saw it go was around 150W! This happened when the power was set to 8W or below on 20m 17m 15m 10m etc (but not…
s3c
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6
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1 answer

Using standard headphones with the Yaesu FT-60?

I just got a Yaesu FT-60R handheld, along with the MH-37A4B earpiece. After having it around for a couple days, I think I'd like to be able to connect standard headphones to it, so as to be able to listen privately without carrying around an extra…
Kevin Reid AG6YO
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5
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3 answers

computer control for Yaesu FT-450

I just acquired a Yaesu FT-450 and am interested in what it can do when connected to my PC. I see that there is programming software available with which one can load information into the 450's memory from a spreadsheet-like file, which would be…
niels nielsen
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5
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3 answers

Can I use new 14500 batteries instead of AA with Yaesu VX-8DR?

In addition to the proprietary battery, that came with my radio, I also purchased the part allowing usage of three AA-batteries. That was about 10 years ago, before the appearance (and wide availability) of the 14500 standard. Simply replacing AAs…
Mikhail T.
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4
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2 answers

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.
Nicola
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4
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2 answers

Yaesu FT-991A: FM and C4FM modes don't work on HF bands

I bought a second-hand Yaesu FT-991A. It works pretty well and by the look of it's internals I don't believe it was ever repaired. However I noticed one weird thing. When I try to use FM or C4FM on HF bands (including 28 MHz and 50 Mhz), FT-991A…
Aleksander Alekseev - R2AUK
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3
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2 answers

Is there a Yaesu BCD code for the 60m band?

I'm thinking of making my own band decoder (arduino or raspberry pi) for my Yaesu and my SunSDR. Online there are multiple sources with the BCD codes Yaesu uses but nowhere do I see a specific code for the 60m band. Is there a code for this band? If…
ON5MF Jurgen
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3
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1 answer

Building a headset for a Yaesu FT-270r

I'm trying to build a headset for my Yaesu FT-270r, which replaced a FT-250r. I had a working setup with the FT-250r. An electret microphone element connected to the MIC/PTT pin of the four-way connector, and a 2k2 resistor with one end connected…
KV6M
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3
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2 answers

Does the Yaesu FT-897D have a BIOS/firmware in FLASH memory that could get corrupted 15 years in storage? Is there a re-install procedure?

I'm helping my non-ham sister disposition my old Yaesu FT-897D rig that's been in storage for 15 years (couldn't take it with me to Taiwan). Other hams are looking at it now. While it worked when I left, after all these years now it wouldn't…
uhoh
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3
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1 answer

Is it possible to convert a euro Yaesu 991a to US band plan?

I bought a euro Yaesu 991a . The vhf/uhf band plan is severely limited for use in the US . I have tried the button presses as shown for the earlier 991 and the service mode works to open the frequency for transmission but setting offsets etc are not…
rocco
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3
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2 answers

Yaesu FT-70DR Earpiece

I recently purchased a Yaesu FT-70DR and would like to use an earphone of some sort just to listen. On Yaesu's site, there seem to be only 2 official options: SSM-57A Earbud speaker mic with PTT (doesn't have very good reviews) CT-44 Microphone…
bingles
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