[Hallicrafters] RMA Dummy antenna

[Ian]

Shunt = Parallel

Approximates an antenna impedance connected to the receiver.

Ian, K6SDE


> >>-----Original Message-----
> >>From: hallicrafters-bounces at mailman.qth.net [mailto:hallicrafters-
> >>bounces at mailman.qth.net] On Behalf Of Rich Soennichsen
> >>Sent: Tuesday, January 23, 2007 1:41 PM
> >>To: hallicrafters at mailman.qth.net
> >>Subject: [Hallicrafters] RMA Dummy antenna
> >>
> >>In my Sx-42 alignment instructions call for the use of an "RMA" dummy
> >>antenna.  It is an LC circuit consisting of a 200pF cap in series with
> >>a 20uH inductor.  The inductor is "shunted with a 400 pF cap in series
> >>with a 400 ohm resistor.  Two questions:
> >>
> >>Shunted:  does this mean in parallel with?
> >>what does this thing do?
> >>
> >>thanks
> >>
> >>Rich
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