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[AMPS] hot switching on break

To: <amps@contesting.com>
Subject: [AMPS] hot switching on break
From: 2@vc.net (measures)
Date: Tue, 20 Feb 2001 07:34:09 -0800
>
>From what I have seen, the vacuum-relay QSK systems out there seem to spend
>most of their attention on speeding up the relays so that they will be
>fully closed before the RF arrives.  Yet it seems to me that equal harm
>could be done on break, if RF is still present for any reason.  Am I
>missing something? 

You are right.  Break time must not interfere with the next make cycle.  
.  pse see Figure 7 on my Web site.   RY1 uses a diode & resistor across 
the coil to set break time on the output relay.  .  
>
cheers, Pete

-  Rich..., 805.386.3734, www.vcnet.com/measures.  
end


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