Gated Pulses Mode - HP 81101A Quick Start Manual

Using the HP 81101A
The Mode/Trigger Screen

Gated Pulses Mode

The following figures show typical timings for trigger mode GATED and
pulse mode PULSES.
For the first example, the synchronously triggerable internal oscillator is
used to source the period.
ARMING SOURCE
PERIOD SOURCE
Characteristics
• Pulse periods are gated by (enabled by) an active level at the selected
• You can select single pulses or double pulses per pulse period.
• TRIGGER OUT marks each pulse period.
• STROBE OUT is not used in gated pulses mode.
52
Gated by:
(Gated by:) EXT INPUT
or MAN Key
Period
internal Osc
OUTPUT
Single Pulses
OUTPUT
Double Pulses
TRIGGER OUT
STROBE OUT
arming source:
– MAN key on the front panel, gated while pressed or released or
both.
– EXT INPUT (external signal) gated by high, low or both levels.
Oscillator starts synchronously