[Elecraft] KPA500 protection

Bob McGraw rmcgraw at blomand.net
Fri Mar 19 22:34:16 EDT 2021


The KAT500  to KPA500 configuration as shown on page 5, Figure 1, in the 
KAT500 manual allows one to then use the the KAT500 Utility to set the  
Default Amp Key Interrupt based on SWR value.  I find this method and 
configuration works very satisfactorily.

73

Bob, K4TAX



Message: 12
Date: Thu, 18 Mar 2021 22:35:47 +0000
From: Andy Durbin<a.durbin at msn.com>
To:"elecraft at mailman.qth.net"  <elecraft at mailman.qth.net>
Subject: Re: [Elecraft] KPA500 protection
Message-ID:
	<BYAPR16MB29685312373F13BEB678FBA88C699 at BYAPR16MB2968.namprd16.prod.outlook.com>
	
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"How does a LP100 protect against stupid errors?"

LP-100A is designed to open the key line when SWR exceeds a user defined threshold.  When I make a mistake it is often the first to trip.

73,
Andy, k3wyc




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