[Boatanchors] HP 606 vs. 608

Carl km1h at jeremy.mv.com
Wed Feb 11 20:05:54 EST 2009


You wont know without trying. However what you really need is a Meissner 
EX Signal Shifter<G>

Carl
KM1H


----- Original Message ----- 
From: "Barrie Smith" <barrie at centric.net>
To: <boatanchors at qth.net>
Sent: Wednesday, February 11, 2009 6:44 PM
Subject: Re: [Boatanchors] HP 606 vs. 608


>I have a 606A.
>
> I've been thinking of using a small rice-box as a VFO for my 
> HT-4B/BC-610.
>
> I wonder if the 606A would work well as a VFO for the transmitter?
>
> I would be feeding the output of the 606A into the crystal socket on 
> the
> tuning unit.
>
> Any thoughts?
>
> 73, Barrie, W7ALW
>
> ----- Original Message ----- 
> From: "James A. (Andy) Moorer" <jamminpower at earthlink.net>
> To: <boatanchors at qth.net>
> Sent: Wednesday, February 11, 2009 4:08 PM
> Subject: Re: [Boatanchors] HP 606 vs. 608
>
>
>> Indeed, if you want something that works and works reliably so you 
>> don't
>> have to fiddle with it too much, you probably want a modern 
>> transistor
>> signal generator (or any other kind of test equipment). On the other 
>> hand,
>> if you want something that looks really cool and has that great
>> "ker-chunk"
>> when you switch bands, the 606 and 608 (and 612 and several others) 
>> are
>> definitely for you.
>>
>> Plus, they tend to put out a lot more signal power than a lot of
>> transistor
>> equipment. These devices have both an AM and an FM input - you could
>> actually use either one as an exciter.
>>
>> Note that both of these generators drift - the frequency is not as 
>> stable
>> as
>> it should be. HP made a synchronizer (the 8708A) that fixed all that. 
>> With
>> the synchronizer, they are rock-solid and stable. These synchronizers 
>> are
>> also widely available on a "take it before the XYL throws it out" 
>> basis as
>> well.
>>
>> James A. (Andy) Moorer
>> www.jamminpower.com
>>
>>
>>
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>
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