[TenTec] Orion II and new 2K-FL amp

[Barry N1EU]

You need to turn the Keying Loop off in the Orion menu, but it's probably
already turned off if you're able to transmit barefoot.

73, Barry N1EU

On Tue, Oct 18, 2016 at 8:02 AM, rick at dj0ip.de <Rick at dj0ip.de> wrote:

> John,
>
> Your O2 has two means of keying linear amplifiers:
>
> 1. Single Cable using the AMP KEY
> 2. Dual Cables using TX EN and TX OUT.  (Keying Loop)
>
> You amplifier does not support a keying loop.
> You must use the AMP KEY.
>
> I haven't had an Orion for many years now but I seem to recall you have to
> select or enable whichever keying method you want in the software menu.
>
> There is no problem with voltage incompatibility.  It is plug and play once
> you enable the correct keying method in the menu.
>
> 73 - Rick, DJ0IP
> (Nr. Frankfurt, Germany)
>
>
>
> -----Original Message-----
> From: TenTec [mailto:tentec-bounces at contesting.com] On Behalf Of K3GHH
> Sent: Tuesday, October 18, 2016 1:56 PM
> To: tentec at contesting.com
> Subject: [TenTec] Orion II and new 2K-FL amp
>
> Baby steps here, coping with my first-ever amplifier... First question:
> A phono cable must run from the amplifier's "Relay 1" jack to ...
> something on the O2. Is it TX OUT 1, TX EN 1, or AMP KEY 1?
>
> The SPE Expert 2K-FL manual states: "RELAY  This essential link allows the
> amplifier to be put in the transmit state. To do that it is necessary that
> the inner pin of the phono connector is connected to signal ground. This is
> normally done at the transceiver with either a 'close-on-ground' relay, or
> with a switching transistor. It is important that the voltages at that
> terminal do not exceed 12 Vdc. On the transceiver this link is often called
> SEND or TX GND. Refer to your transceiver manual for more details."
>
> This seems to come first, before dealing with ALC and CAT.
>
> --
> -- John K3GHH
>
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