[time-nuts] Trimble 65256 OCXO info?
frister at gmx.net
Tue Jun 9 11:57:34 UTC 2015
I've used one for a simple 10 Mhz ref.
They are 12 V, and indeed the VFC is +2.5V
If you hold the OCXO upside down, the 2 pins at the top are GND and +12V
Bottom 3 Pins -> 10 Mhz, unknown and VFC
On 09/06/2015, Bob Stewart <bob at evoria.net> wrote:
> Does anyone have any information about the Trimble 65256 OCXO? I bought one
> recently and hooked it up to 12V per the vendor. (Yeah, I know.) Although
> it worked, it set off such a stench: the usual electronics burning up, give
> you a sore throat smell. So, I got a replacement and same thing. For fun,
> I hooked it up to +5V. It seems to work, it drives the counter, but I
> haven't measured the output waveform yet. So, does anyone know whether
> these are +12V devices, +5V, or something else? The VRef output was
> somewhere around +2.5V, IIRC.
> Bob - AE6RV
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