[aprssig] FTM-350 cables

Wes Johnston, AI4PX wes at ai4px.com
Thu Mar 10 09:56:46 EST 2011

you mean like this one:

The world needs more geniuses with humility because there are so few of us

On Thu, Mar 10, 2011 at 05:59, Heikki Hannikainen <hessu at hes.iki.fi> wrote:

> On Wed, 9 Mar 2011, Stephen H. Smith wrote:
> How about a 6-pin mini-DIN to three or four 3.5mm stereo miniplugs?
> How about a complete, isolated, compact sound card interface packaged as a
> USB-to-mini-DIN cable without a separate box (components inside a connector
> or a thicker plastic part in the middle of the cable)?
> Single USB plug in the other end, a two-port USB hub chip, an USB audio
> chip and a USB serial chip, opto isolator for PTT and transformers for the
> audio, and the 6-pin mini-DIN in the other end.
> The components should be quite well available, and the boxed alternatives
> (microham and some others) to this seem a bit overpriced at the moment. And
> the box seems unnecessary. I don't know if SMD line transformers are
> available, though.
> I might be happy with a kit form, too, with the required components and a
> small board to solder them on. Could package it in the middle of a cable
> with heat-shrinking tube. USB A and mini-DIN pigtail cables included, and
> attached to the board with cable ties.
> (I've been assembling this by splicing min-DIN patch cables to 3.5mm plugs
>> myself for numerous sound card assemblies.)
> Sounds like a good idea. Just a couple nights ago I soldered a
> mini-din-to-D9 cable for my OT2, and it was a nightmare. The mini-din's pin
> spacing is small, and it's easy to melt the connector a bit so that the pins
> start moving. And then the connector's plastic case seems too thick to fit
> through the hole in the Yaesu rig's case (FT-7800, FT-857). Low quality
> connector, perhaps, but my component shop only carries one model. :(
>  - Hessu
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