[Test-Equipment] FS: HP 608B

[wabate]

Hi,

Tried to respond direct but could not get passed your spam filter.

Having an HP8640B, I can't see spending anytime with the 608B. Hopefully 
someone can use it.  Thanks for the info anyway.

73,

Bill

Richard Knoppow wrote:
> 
> ----- Original Message ----- From: "wabate" <wabate at verizon.net>
> To: <test-equipment at mailman.qth.net>
> Sent: Sunday, October 26, 2008 9:36 AM
> Subject: [Test-Equipment] FS: HP 608B
> 
> 
>> I have a venerable (almost as old as me) HP signal generator.  For 
>> those unfamiliar with this model it goes from 10 MHZ to 500 MHZ.  It 
>> is in good physical and electrical condition.  The frequency dial 
>> calibration is off but otherwise fine.  Shipping would cost more than 
>> it is worth. If you are interested and can pickup near Philadelphia, 
>> drop me a line. If I get no interest in the whole unit, I'll consider 
>> parting it out.
>>
>> 73,
>>
>> Bill, K3PGB
>>
>     If the internals of the 608B are anything like the later versions 
> the calibration can probably be brought back on spec. In the later 608's 
> the oscillator coils are ajustable even though it is not obvious. Each 
> has either an isolated section or a shorted turn which can be moved a 
> bit for adjusting the low end. Also, the dial can be slipped. That gives 
> you three adjustments for each band and one overall adjustment (the 
> dial). 608 C,D,E,F dials were individually calibrated and I suspect the 
> earlier ones were too. Unless the dial has been swapped the calibration 
> accuracy is much better than the published spec.
> 
> -- 
> Richard Knoppow
> Los Angeles, CA, USA
> dickburk at ix.netcom.com
> ______________________________________________________________
> Test-Equipment mailing list
> Home: http://mailman.qth.net/mailman/listinfo/test-equipment
> Help: http://mailman.qth.net/mmfaq.html
> Post: mailto:Test-Equipment at mailman.qth.net
> 
>