The linked article describes a control cable whose connector fits the
FT-817 and provides the usual ground-to-transmit connection. With a little
soldering, it should be possible to add whatever connector you need (an
inline RCA jack would be a natural choice).
-Neil N0FN
On Mar 18, 2016 4:19 PM, "rick@dj0ip.de" <Rick@dj0ip.de> wrote:
> How does the amp switch from RX to TX?
> I don't see an AMP KEY jack.
>
> 73 - Rick, DJ0IP
> (Nr. Frankfurt, Germany)
>
>
>
> -----Original Message-----
> From: TenTec [mailto:tentec-bounces@contesting.com] On Behalf Of Reed
> Sent: Friday, March 18, 2016 10:10 PM
> To: tentec@contesting.com
> Subject: [TenTec] SOTA RADIO - Bioennopower batteries
>
> Mention Ham Nation and you will get a discount too. I ordered mine from
> Buddiepole 4 or 5 years ago & they are still going strong. Cheaper at
> Bioennopower!
>
> Still have a Argonaut 515 bought new with cw & notch filter. Also the
> 405 amp. Great little rig! Got an old Argosy 525 analog also. Easy to
> work on compared to today's rigs! Sold my Scout to buy the Argonaut V.
> The Scout had better SSB transmit audio, but Argonaut V did better on
> digital & CW. Had a 509 back in the 70s, but traded it in. Also have the
> Argonaut VI that was a beta unit turned in back in 2013.
>
> The best QRP rig out there, in my opinion, is the KX3! Had mine for 4
> years and can't say enough good things about it. The Yaesu FT-817, if you
> replace the stock I.F. filter with their Collins SSB filter & add their
> Collins CW filter, is not a bad little QRP rig. It's the one I grab for
> rough outdoors use. The KX3 is a much better rig, but also little more
> fragile at over 2 times the price. Use a resonant antenna, like LNR 40, 20,
> 10 end feed & you won't need a tuner.
>
> I bought this little amp 4 weeks ago and really been happy with it on SSB
> when most of time need little more power. Smallest amp I have seen that
> peaks 40 watts on 20 meters going to a Bird watt meter into a dummy load.
> Yep, it is made in China. Looks like designed from a ham there since it
> has
> his call letters screen printed on circuit board, but never know if that is
> just a sales thing.
>
> https://vk2qr.wordpress.com/2014/11/25/mx-p50m-hf-amplifier-review/
>
> Price range from $180 to $250 depending on where you buy it from. I ordered
> mine from.
>
> http://www.aliexpress.com/snapshot/7265192208.html?orderId=72336486514659
>
> Shipping is about 2 weeks. Only pulls little over 6 amps at 40 watts out.
> It does need the 13 volts to get 40 watts, but will work at 12 volts at
> reduced power out. Love the little Lithium Iron Phosphate
> (LiFePO4) Battery that holds that 13 volts!
>
> 73,
> Reed W4JZ
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