[Heathkit] SB-610 Scope as receiving monitor

[Robert & Linda McGraw (K4TAX)]

The SB-610 two tone function is specially useful in the evaluation of 
performance of transmitters and amplifiers.

73
Bob, K4TAX


----- Original Message ----- 
From: "Peter Markavage" <manualman at juno.com>
To: <heathkit at mailman.qth.net>
Sent: Sunday, April 15, 2007 9:57 PM
Subject: Re: [Heathkit] SB-610 Scope as receiving monitor


> Depends on what you want to look at and how you want to do it. The 620
> can scan a range, either side of the center frequency, to view signals.
> i.e. It's a panadapter, or as they call it "scan analyzer" and it not an
> accurate spectrum analyzer. Unlike the 610, it's connected before the
> first IF. Again, not highly accurate, but also has the "cute" appeal. And
> useful for locating signals that aren't quite in the passband of the
> receiver. The 610 is designed to connect after the last IF; basically to
> view the signal as it enters the detector. Sort of allows you to view the
> signal before the detector, AVC, and audio circuitry massage it. The most
> useful function on the 610 is monitoring the transmitter output. It's
> also useful to sent up adjustments when using an exciter and linear
> amplifier.
>
> Pete, wa2cwa
>
> On Sun, 15 Apr 2007 21:25:01 -0500 "Robert & Linda McGraw \(K4TAX\)"
> <RMcGraw at Blomand.Net> writes:
>> The SB-620 is the man for the receiver job.  The SB-610 won't do it.
>>
>> 73
>> Bob, K4TAX
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