[TenTec] Orion/AL-1200 QSK -- Hard lesson #1

Terry Gaiser w6ru at bak.rr.com
Sat Mar 29 11:10:14 EST 2003


Grant,

Did you have a series diode in the keying line from the amplifier ? Reason
why I ask is if the diode is there then nothing should get back to the amp
when it is not used.

Terry W6RU

----- Original Message -----
From: <nq5t at attbi.com>
To: <tentec at contesting.com>
Sent: Saturday, March 29, 2003 10:43 AM
Subject: [TenTec] Orion/AL-1200 QSK -- Hard lesson #1


> One day this will all come together ...
>
> Hard Lesson #1.  If you use the QSK keying loop with the PIN
> switch in an Ameritron amp, then you BETTER MAKE SURE you
> have the loop set to ON in the Orion menu's BEFORE hitting the
> key with the amp on Operate.
>
> If you don't have the amp powered on, you have to turn the keying
> loop OFF -- and then remember to set it to ON again, the next time
> the amp is powered up.  I think this demands a big sign on the amp
> power switch ...
>
> (The problem is that you fry the fuse lamps in the diode switch
> which kills the receive signal flow -- which I did.  Thank goodness
> that at least the PIN diodes are protected.  That's 31 screws that
> have to come out and go back in -- again.)
>
> Other than that little operator error, the keying loop appears to work
> peachy.
>
> Grant
>
> Grant
>
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