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

[K3GHH]

Thanks, Mike! That's the simplest potential solution (pardon the pun... 
it really was unintentional!) offered yet. I'll try it tomorrow.

--John K3GHH


On 10/21/2016 04:41 PM, Michael Tortorella wrote:
> John, last time this happened to me it was the trimpot on the regulator
> board had gotten dirty.  Cleaned and exercised and that solved the problem.
> Hope this helps.
> 73
> Mike w2IY
>
> -----Original Message-----
> From: TenTec [mailto:tentec-bounces at contesting.com] On Behalf Of K3GHH
> Sent: Friday, October 21, 2016 4:01 PM
> To: tentec at contesting.com
> Subject: Re: [TenTec] Orion II and new 2K-FL amp
>
> Progress report... or lack thereof...
>
> I was ready to take the next step with this amplifier when my primary
> station power supply, an Astron VS-35M, failed. Zero output. I had
> replaced the bridge rectifiers in 2012 and they're OK --- 21 VDC out of
> them. Problem is somewhere farther downstream. I posted a request for
> help on the eHamnet "repair" forum and have one reply so far.
>
> QRT for a while unless I drag out a little 12v supply and fire up the Scout.
>
> --John K3GHH
>
>
> On 10/18/2016 09:02 AM, Carl Moreschi wrote:
>> 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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-- 
-- John K3GHH