[time-nuts] OCXO pinout

[Joseph Gray]

Bill,

Thanks for the info. I took the can apart, but I couldn't see the
wires. I'll just have to figure it out.

Joe Gray
KA5ZEC

On Sat, Nov 14, 2009 at 6:17 PM, WB6BNQ <wb6bnq at cox.net> wrote:
> Joe,
>
> Usually this type of crystal holder is referred to as a bang-bang oven can.  That
> is the winding is controlled through a on/off thermal switch.  On the unlikely
> side it could have a simple thermister and a power transistor for a simple analog
> method.
>
> With the octal plug system there should be some small screws around the base that
> if removed would allow the can to be lifted off the base.  If that is the case
> you would then see an internal metal can with another lid covering where the
> crystal is plugged into a socket inside the internal can.
>
> If that is the case you would also be able to see the wires to the base.  Then
> you could use an Ohmmeter to trace out the connections.
>
> If you do not feel this is the case, can you supply some pictures ?
>
> Bill....WB6BNQ
>
>
> Joseph Gray wrote:
>
>> I have an OCXO in a small, round metal can with an 8-pin base (like an
>> octal tube). The label on the top has the following information.
>>
>> Type
>> T-29-3BB
>> 5070766
>> 1000 KC
>> 115V  75C
>> Piezo
>> Carlisle, PA
>>
>> I've done some Googling, but haven't turned up anything yet. What I am
>> looking for is the pinout of the 8-pin connector.
>>
>> Joe Gray
>> KA5ZEC
>>
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