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

[Carl Moreschi]

The amp key line comes on about 15 msec before RF is produced.  This 
allows the amp relay to transfer.  QSK should be fine this way..

Carl Moreschi N4PY
58 Hogwood Rd
Louisburg, NC 27549
www.n4py.com

On 10/18/2016 9:00 AM, d.e.warnick at comcast.net wrote:
> So how is QSK implemented with this setup, or would one need to purchase an amp with a loop like my Herc II to run full QSK??
> Dave
> WA3F
>
>
> ----- Original Message -----
>
> From: "K3GHH"<k3ghh at arrl.net>
> To: "Discussion of Ten-Tec Equipment"<tentec at contesting.com>
> Sent: Tuesday, October 18, 2016 8:43:59 AM
> Subject: Re: [TenTec] Orion II and new 2K-FL amp
>
> Thank you, Rick. That's what I suspected.
>
> And yes, Barry, the Keying Loop 1 and 2 are already off. Thanks.
>
>
> On 10/18/2016 08:02 AM, 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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>