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(New page: The Tektronix Type 128 is a power supply for Type P500CF cathode-follower probes. It was introduced in 1958. It provides two voltages to the probe: regulated +120V DC, and unregul...) |
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[[selenium_rectifiers|selenium rectifier]]. Higher voltage rectification is done | [[selenium_rectifiers|selenium rectifier]]. Higher voltage rectification is done | ||
by a [[6X4]] tube. | by a [[6X4]] tube. | ||
* [http://w140.com/tek_128.pdf Tektronix 128 Manual (PDF)] | |||
<gallery> | <gallery> | ||
Image:Tek 128 manphoto.jpg | Image:Tek 128 manphoto.jpg | ||
</gallery> | </gallery> | ||