[AMRadio] Using Heath SB 610 Monitor Scope to


Warren Elly w1gud at tampabay.rr.com
Mon Feb 11 22:55:08 EST 2008


SB-614 will display an audio signal as I recall...just loop our audio  
through it on receive...
Screen is also quite small...
SB-610 and HO-10 are the Hot Setup

73,

Warren W1GUD


On Feb 11, 2008, at 8:58 PM, Peter Markavage wrote:

> The Vertical input on the SB-614 is totally different then what's  
> found
> in the SB-610.
>
> The SB-610 vertical input (for connecting to the IF output)  
> circuitry has
> three front end choices. From 1 KHz to 150 KHz, no input or output  
> coils
> are required. From 455 KHz to 2475 KHz, there in an output coil. For  
> 3000
> KHz to 6000 KHz, both an input and output coil are required.
>
> The SB-620 not only has three separate mixer input choices,  
> depending on
> input frequency, but there are also changes required in the sweep
> circuitry depending on the input frequency.
>
> Pete, wa2cwa
> http://wwwmanualman.com
>
> On Mon, 11 Feb 2008 16:20:15 -0800 "Bob Macklin" <macklinbob at msn.com>
> writes:
>> 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
>> K5MYJ
>> 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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>>
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