autorange circuits. A full scale measurement (on
5-9. Autorange Logic (A1 Assembly)
any range) is equal to 10.00 volts dc from U1
and is equivalent to 199,999 counts. This signal
is applied simultaneously to U404A, B (Up Range
The plus or minus dc output from Dc Buffer
Detector) and U405A,B (Down Range Detector).
Amplifier, U1 pin 6, is applied to the input of the