Performance Tests
4–22
TDS 684A, TDS 744A, & TDS 784A Service Manual
TDS 684A Test Record (Cont.)
Instrument Serial Number: Certificate Number:
Temperature: RH %:
Date of Calibration: Technician:
TDS 684A Performance Test MaximumOutgoingIncomingMinimum
CH 3 SIGNAL OUTPUT, 1 MW Pk-Pk ≥ 80 mV __________ __________ Pk-Pk ≤ 120 mV
CH 3 SIGNAL OUTPUT, 50 W Pk-Pk ≥ 40 mV __________ __________ Pk-Pk ≤ 60 mV
Probe Compensator Output Signal
Frequency (CH1 Freq.) 950 Hz __________ __________ 1.050 kHz
Voltage (difference) 495 mV __________ __________ 505 mV