[time-nuts] Re: info on Tele Quarz Group 5 MHz oscillator?

[Wilko Bulte]

hi Bob,

Thank you. It is ancient but appears to be NOS at the same time. So maybe interesting to study its aging (?).

That said: below 2 pictures with a cm ruler for scale purposes.







Wilko

> On 11 Dec 2023, at 03:36, Bob kb8tq <kb8tq at n1k.org> wrote:
> 
> Hi
> 
> If the 40.92 on the label is talking about the 40th week of 1992, that would make this a > 30 year old part. That’s well before folks started putting specs and catalogs up on the internet …. It’s also pretty far back in the whole: Tele Quartz => Oak => Corning => Vectron => Microsemi => Microchip progression.
> 
> A picture of the package might help folks come up with something that could help ( = a lot of these packages had common pinouts ….).
> 
> Bob
> 
>> On Dec 10, 2023, at 12:51 PM, Wilko Bulte via time-nuts <time-nuts at lists.febo.com> wrote:
>> 
>> Last week I bought a tinyPFA (does that count as a light frequency-nut infection?). The first measurements with TimeLab have been made (more on that later). As it goes, I am obviously experimenting (and scratching my head..) a lot right now.
>> 
>> Next plan is to measure my Efratom FRK-HLN 5 MHz unit against a brand new 5 MHz Tele Quarz Group oscillator I acquired at a ham fest.
>> 
>> Only problem: no data on pinout or specs that I could find on the net. Maybe someone on this list can help me?
>> 
>> 73 Wilko
>> PA1WBU
>> 
>> 
>> 
>> <image1.jpeg>
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