[TenTec] TenTec Digest, Vol 180, Issue 9

[Barry N1EU]

Orion Amp Key driving an Alpha 99 or an Acom 2000A is definitely capable of
QSK based on my experience.

Carl, I think your first line is more understandable if you had said 'But
both keying loops must be DISABLED from the Orion menu."

73, Barry N1EU

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On Mon, Dec 11, 2017 at 11:31 PM, Carl Moreschi <n4py3 at earthlink.net> wrote:

> No jumper is ever required between TXEN and TXOUT on the Orion and Orion
> II.  But both keying loops must be enabled from the Orion menu.
>
> Also you key also use AMP KEY out instead of the keying loops if you don't
> need QSK.  These do not need to be enabled from the menu.
>
> If you have either keying loop enabled but nothing connected between TXEN
> and TXOUT, you won't be able to transmit on the Orion.
>
> Carl Moreschi N4PY
> 58 Hogwood Rd
> <https://maps.google.com/?q=58+Hogwood+Rd&entry=gmail&source=g>
> Louisburg, NC 27549
> www.n4py.com
>
>
> On 12/11/2017 5:50 PM, Michael Marx wrote:
>
>> Barry,
>>
>> I am saying the radio will key if key loop 2 is turned on or off.   key
>> loop 1 will not key the radio if key loop 1 is turned on.  If it is off,
>> the radio will key.
>>
>> This is with nothing connected to the key loop jacks.
>>
>> With the radio alone, it will not key at all with key loop 1 turned on.
>>
>> I realize the older radios need a shorting bar between TXout and TXen.
>>
>> But, is this the case with the Orion?  If so, why does it work when key 2
>> is activated?
>>
>> I am afraid to put a jumper on key loop 1 until I know it’s ok.
>>
>> thanks,
>> Mike
>>
>>
>>
>> Are you saying keying loop #2 works with the amp connected to TX Out2/TX
>> En2?  If not, what is connected to those jacks?
>>
>> 73, Barry N1EU
>>
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>> On Sun, Dec 10, 2017 at 5:41 PM, Michael Marx<sndtubes at vacuumtubes.com<
>> mailto:sndtubes at vacuumtubes.com>>
>> wrote:
>>
>> Hi Guys,
>>>
>>> I have been dealing with a sick Centurion.  Still having problems.  I am
>>> going to rebuild the QSK board and try again.
>>>
>>> However, when I was testing the Centurion with my Orion 1, I had keying
>>> loop 1 connected and it was working?.for a short time.   Something
>>> happened
>>> when I was testing and suddenly the amp would no longer key.  I think the
>>> problem lies in the QSK board.  I?m sure something failed there again.
>>>
>>> But, when the amp stopped keying, so did the radio.  If I have the keying
>>> loop turned on, the radio will not key at all.  If I turn the key loop
>>> off,
>>> the radio keys fine.  if I turn on keying loop #2, the radio keys fine.
>>> So
>>> the radio keys fine except when I have key loop 1 turned on in the menu.
>>>
>>> So my question is, have I damaged keying loop #1?  If so, what do I need
>>> to do to fix it?
>>>
>>> thanks for all of the expert advice!
>>>
>>> 73
>>> Mike WB0SND
>>>
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