7A13: Difference between revisions

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m
Remove spurious leading 0 from large serial number
(Add High-SN Manual Supplement for instruments using LD121A instead of 3814. Scan by Hakan Hintze, uploaded with permission.)
m (Remove spurious leading 0 from large serial number)
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A 10-turn pot for coarse selection combines with a single-turn pot for fine control.
A 10-turn pot for coarse selection combines with a single-turn pot for fine control.
The resultant voltage is displayed on a 4-digit simplified DVM built around a [[Fairchild 3814]] 4½ digit DVM controller.
The resultant voltage is displayed on a 4-digit simplified DVM built around a [[Fairchild 3814]] 4½ digit DVM controller.
(S/N B0250000 switched to a [[Siliconix LD121A]].)
(S/N B250000 switched to a [[Siliconix LD121A]].)
For negative values of V<sub>C</sub>, an opamp polarity inverter circuit is switched in.
For negative values of V<sub>C</sub>, an opamp polarity inverter circuit is switched in.


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