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[AMPS] TS930s-SB220 Interface

To: <amps@contesting.com>
Subject: [AMPS] TS930s-SB220 Interface
From: measures@vc.net (Rich Measures)
Date: Tue, 2 Dec 97 08:38:40 -0800
>Rich,
>
>Since I don't use CW breakin so I don't expect a problem in that mode. 

The hotswitching problem is not confined to CW.  The period in mS from 
PTT closure to RF out is identical to that on QSK-CW.  Ditto for VOX 
operation.  Ditto for AM operation.  

>One last question: lets say I take care of the delays on transmit. Is there a
>potential problem going back to receive. 

Not likely  -  Modern transceivers stop transmitting abruptly -- if they 
didn't, they would not work on QSK.  

> Can an amplifier "ring" and
>potentially cause an overload of the transceiver front end?
>
... not very likely, methinks.  The only type of ringing I have seen 
takes place in the resonant circuit between the anode's C and the tune-C. 
 
Rich...

R. L. Measures, 805-386-3734, AG6K   


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