[volt-nuts] Solartron 7075 reference heater and serial interface

[Chuck Harris]

Looks to me like the oven is simply a black plastic box,
that holds a 100 ohm resistor and a zener diode, that is
filled with silicone rubber.

-Chuck Harris

Fabio Eboli wrote:
> Hello, I recently repaired an old 7075, the reference oven seem opened and
> leacky, with what seems silicone getting out. I measured the heater resistance and
> is of about 100ohm. Is this normal? Here some photos and more details about
> serial interface
>
> http://www.eevblog.com/forum/product-reviews-photos-and-discussion/solartron-7075-(or-will-i-be-able-to-reassemble-it-)/
>
>
>
> I'm thinking to connect a micro to the internal optoisolated interconnection to
> bring out the readings, should be interesting to log the glug signals stats.
>
> Fabio.
>
>
>
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