[AMRadio] Using Heath SB 610 Monitor Scope to

Bob Macklin macklinbob at msn.com
Mon Feb 11 19:20:15 EST 2008

I think you have the SB-610 and SB-614 confused with the SB-620 Panadapter.

What you state is true of the SB-620.

Bob Macklin
Seattle, Wa,
"Real Radios Glow in the Dark"
----- Original Message -----
From: "Jim Wilhite" <w5jo at brightok.net>
To: "Discussion of AM Radio in the Amateur Service"
<amradio at mailman.qth.net>
Sent: Monday, February 11, 2008 3:49 PM
Subject: Re: [AMRadio] Using Heath SB 610 Monitor Scope to
monitormodulationonAM transmitter

> To anyone considering an SB 610 or 614, keep in mind they must be
> constructed to match the IF frequency of the receiver to which they will
> be interfaced.
> Some of them were built to work with the Heath receivers with the 3 meg
> IF and those that were built for 455 Kc. had the coils that would do so.
> If you find one for with the 3 Kc IF coils, it won't work properly with
> a NC 300 or NC 183D for example.  Heath packaged the coils for both with
> the units and the builder chose which he wanted.  I doubt you will
> receive the coils that were not used during construction.   Check them
> out before you find you have something that won't work with your
> receiver.
> Jim/W5JO
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