[MRCA] T-17

[Jason WA6BBQ]

Yup, ditto, I’d  commit to a half dozen.

Thanks!
Jason WA6BBQ

On Fri, May 1, 2026 at 08:36 W2HX <w2hx at w2hx.com> wrote:

> If you decide to do another run of these pcb’s, count me in.  Maybe you
> can drum up enough interest in these groups to make it worth doing a new
> run.
>
>
>
>
>
> 73 Eugene W2HX/4
> My Youtube Channel: *https://www.youtube.com/@w2hx/videos
> <https://www.youtube.com/@w2hx/videos>*
>
>
>
>
>
> *From:* mrca-bounces at mailman.qth.net <mrca-bounces at mailman.qth.net> *On
> Behalf Of *ac2eu--- via MRCA
> *Sent:* Thursday, April 30, 2026 10:49 PM
> *To:* B. Smith <smithab11 at comcast.net>; Jason WA6BBQ <w6iee.73 at gmail.com>
> *Cc:* Military Radio Collectors Association <mrca at mailman.qth.net>
> *Subject:* Re: [MRCA] T-17
>
>
>
> Yes, you wouldn't know it had any mod at all , except that it would
> produce strong clean modulation.
>
>
>
> I used to have a 1 inch square pcb that fit into most T-17 designs, but I
> sold out of them..
>
> I've modified and simplified the design since then, so I'd have to
> re-design the pcb. anyway.
>
> It's not a big demand item, so I make them on a proto board as needed for
> restorations.
>
>
>
> On Thursday, April 30, 2026 at 10:12:44 PM EDT, Jason WA6BBQ <
> w6iee.73 at gmail.com> wrote:
>
>
>
>
>
> Of the finished product? It’ll just look like a normal T-17!
>
>
>
> On Thu, Apr 30, 2026 at 19:07 B. Smith via MRCA <mrca at mailman.qth.net>
> wrote:
>
>
> Perhaps you could take a photo and copy the diagrams- I could post it to
> my web page with due credit of course.
> 73 k4che
>
> http://k4che.com/T-17/T-17.htm
>
>
>
> On 4/29/2026 8:46 PM, ac2eu at yahoo.com wrote:
>
> There also more "electronic" mods using an electret microphone.
>
> I made a stable two transistor self biasing carbon mic replacement and
> also a less stable but very  simple single transistor type.
>
> They both will produce clearer modulation than a NEW T-17 ever did .
> Carbon has very poor frequency response and they justt get worse over time.
>
>
>
> On Wednesday, April 29, 2026 at 08:06:21 PM EDT, B. Smith via MRCA
> <mrca at mailman.qth.net> <mrca at mailman.qth.net> wrote:
>
>
>
>
>
> The Air Show and Military Rally season has started. Perhaps it is time to
> consider an overhaul or repair of your T-17. There are several mods for
> more consistent output unless you enjoy banging the T-17 on the side of the
> table. That black taped telephone button repair is kind of tacky.
> Z
>
> http://k4che.com/T-17/T-17.htm
>
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