[R-390] URM-25 RF output measurement

[Chuck Ochs]

YES
Chuck N1LNH
----- Original Message ----- 
From: "Paul H. Anderson" <paul at pdq.com>
To: <r-390 at mailman.qth.net>
Sent: Tuesday, July 06, 2004 11:13 AM
Subject: [R-390] URM-25 RF output measurement


>
> I need to align a nice 67 EAC.  To set the receiver gain pot, I have to
> set my URM-25 to 150 microvolts output (then adjust the gain until the
> diode load voltage is -7 volts).  How can I tell if my URM-25 is actually
> putting out 150 microvolts?  Do I need a calibrated RF meter with a known
> input impedance and make sure that is matched to the output of the URM-25?
>
> Thanks for any suggestions...
>
> Paul
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