Tektronix TYPE CA Instruction Manual page 36

see parts list for earlier
/
values and s n changes of
parts marked with red
tint blocks
IMPORTANT:
ALL CIRCUIT VOLTAGES WERE OBTAINED WITH A
20,000 Ω/V VOM. ALL READINGS ARE IN VOLTS.
ab VOLTAGE AMPLITUDE MEASUREMENTS, AS SHOWN,
ARE NOT ABSOLUTE. THEY MAY VARY BETWEEN
INSTRUMENTS AS WELL AS WITHIN THE INSTRUMENT
ITSELF DUE TO NORMAL MANUFACTURING TOLERANCES,
AND TRANSISTOR AND VACUUM TUBE CHARACTERISTICS.
TYPE CA PREAMPLIFIER