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R: [AMPS] Isolator - Uncle !

To: <amps@contesting.com>
Subject: R: [AMPS] Isolator - Uncle !
From: Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara)
Date: Tue, 12 Oct 1999 22:56:38 +0200
True, I remember there was a circulator on the telemetry receiver of a
communications satellite I tested in the mid 80' before the integration. The
purpose was that of keeping the noise figure and a resonable return loss
betwen different modules, separately adjusted, and then joined.

73,
Mauri I4JMY

-----Messaggio Originale-----
Da: Ian Roberts <itr@nanoteq.co.za>
Cc: <amps@contesting.com>
Data invio: martedì 12 ottobre 1999 15.25
Oggetto: Re: [AMPS] Isolator - Uncle !


> Low noise performance was improved despite the insertion loss of the
> isolator, around 0.5 dB at microwave frequencies.
> Ian ZS6BTE



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