7A13: Difference between revisions

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==Operation==
==Operation==
Older versions display the comparison (offset) voltage through a mechanical dial, newer versions (from 1976 on) through an LED panel meter.  
Older versions display the comparison (offset) voltage through a mechanical dial.
Newer versions (from 1976 on) display the comparison voltage on an LED panel meter.  
In addition, this voltage is brought out through a front panel connector so it can be measured externally.
In addition, this voltage is brought out through a front panel connector so it can be measured externally.


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