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Article #11336

Re: FM Receiver Project Plans?

#11336
From: Richard Spanbauer
Date: Mon, 12 Oct 1992 14:22
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In article <1992Oct11.014028.3158@norfolk.vak12ed.edu> fmathews@norfolk.vak12ed.edu (Frank Matthews) writes:
>I am an electronics teacher in a high school.  I am always on
>the lookout for fresh project ideas for the students to build.
>I felt that a simple fm receiver capable of picking up the
>local police, fire, or rescue would be fun and interesting to
>make.  I thought that it might even generate some interest in
>the 2 meter ham band as well.  If anyone has any schematics or
>plans for such a project...I would appreciate hearing from
>you.  Even if it is not a tunable circuit (such as a crystal
>controled frequency) that would be fine. I found a kit through
>Ramsey electronics, but as you know....schools are on a tight
>budget.  Thanks,
>		Frank Matthews
>		Indian River High School
>		Chesapeake, VA  23325


	You might check out the ARRL Publication call "QEX" - there was
	a simple 2M receiver project in the April 1991 issue.  The receiver
	consists of 3 inexpensive chips and about 50 discretes.  If you
	changed the discretes to through hole parts (author used SMD), it
	would make an appropriate project for a HS electronics
	class (at least we used to build things of similar complexity in 
	my HS electronics class).  It should be possible to tweak the circuit
	to cover the VHF police/fire, etc range.

	You can reach the ARRL at (203) 666-1541.

					Rick Spanbauer
					State University of NY
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Message-ID: <1992Oct12.142230.6001@sbcs.sunysb.edu>
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References: <1992Oct11.014028.3158@norfolk.vak12ed.edu>

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From: rick@cs.sunysb.edu (Richard Spanbauer)
Subject: Re: FM Receiver Project Plans?
Message-ID: <1992Oct12.142230.6001@sbcs.sunysb.edu>
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Organization: State University of New York, Stony Brook
References: <1992Oct11.014028.3158@norfolk.vak12ed.edu>
Date: Mon, 12 Oct 1992 14:22:30 GMT
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