[Boatanchors] HP 606 vs. 608

[Carl]

Agreed, even the granddaddy HP-522 I have in storage used a crystal.

Carl


----- Original Message ----- 
From: "J. Forster" <jfor at quik.com>
To: <boatanchors at qth.net>
Sent: Wednesday, February 11, 2009 10:56 PM
Subject: Re: [Boatanchors] HP 606 vs. 608


> Not AFAIK. I think even the most low performance ones had a crystal. 
> It is
> vaguely possible that one or two might have used line frequency, but I
> think it unlikely.
>
> FWIW,
> -John
>
>
>> Carl wrote:
>>> Since when does any HP counter use a free running oscillator for the
>>> basic unit?
>>>
>>> Carl
>>> KM1H
>
>
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