PLATE meter:
Type _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ DC voltmeter.
Sensitivity ----------------- 1,000 ohms per volt.
Voltage ranges. ---------------0 to 250 volts dc, with redlines at 45, 90, 180,
and 225.
0 to 50 volts ac, with 20 AC and 35 AC marked
in red.
Ohmmeter ranges ------------0.1 to 1.0 megohms.
Accuracy-------------- 2 percent error at full scale.
SCREEN VOLTS meter:
Type ---------- -------------Dc voltmeter.
Sensitivity -----------------1,000 ohms per volt.
Voltage range ------------- 0 to 250 volts dc.
A c c u r a c y - - - - - - - - - - - - - 2 percent error at full scale.
SIGNAL meter:
Type--------------------- Ac iron vane-type ammeter.
Frequency range--------.50 to 1,000 cps.
Meter range------------45 ma ac full scale; redline at approximately
two-thirds full scale (35 ma ac).
A c c u r a c y - - - - - - - - - - - - - - - - 5 percent error at full scale.
PERCENT QUALITY meter (transconductance):
Type------------------------ Dc microammeter.
Sensitivity-------------------10,000 ohms per volt (150 microamperes full-
scale deflection).
Percent quality ranges ------------ To 60,000 micromhos (in equivalent percentage
values).
Accuracy __________________ 2 percent error at full scale.
c. Number of electron tubes -------------------------- 3
