Performance Tests
TDS 420A, TDS 430A & TDS 460A Service Manual
4-19
TDS 400A Test Record (Cont.)
Oscilloscope Serial Number: Certificate Number:
Temperature: RH %:
Date of Calibration: Technician:
Performance Test MaximumOutgoingIncomingMinimum
Trigger System (DC Coupled Threshold)
Main Trigger
Main Trigger — Falling
-- 1 8 m V
-- 1 8 m V
__________
__________
__________
__________
+18 mV
+18 mV
Main Trigger
Delayed Tri gger — Falling
-- 1 8 m V
-- 1 8 m V
__________
__________
__________
__________
+18 mV
+18 mV
Auxiliary Trigger __________ __________ 10 MHz
External Clock __________ __________ 10 MHz
Probe Compensator Output Signal
Frequency 950 Hz __________ __________ 1050 Hz
Voltage 475 mV __________ __________ 525 mV