HP 54600 Series User's And Service Manual page 364

External trigger (HP 54600B and HP 54603B only)
Range ±18 V
Sensitivity
Coupling dc, HF reject, and noise reject
Input resistance 1 MΩ
Input capacitance ≈13 pf
Maximum input voltage 400 V (dc + peak ac)
1
Tested, see "To verify trigger sensitivity," on page 4–18.
1
HP 54600B dc to 25 MHz
dc to 100 MHz 100 mV
HP 54603B dc to 25 MHz
dc to 60 MHz
Performance Characteristics
50 mV
50 mV
100 mV
Trigger System
5–7