Trigger Output - HP 211B Operating And Service Manual

Section II
Figure 3-2
®
3-2
211B SQUARE WAVE GENERATOR
HEWLETT PACKARD
Ke) |
FREQUENCY (Hz)
100
LINE
PUSH ON/OFF
SYNC.INPUT
(i2) W)
LINE switch. Controls AC power to instrument
and indicates "on" position by glowing red.
FREQUENCY dial. Provides continuous cal-
ibrated control of the output frequency within the
range determined by the MULTIPLIER setting.
FREQUENCY MULTIPLIER switch. Selects the
operating range of the FREQUENCY dial.
SYMMETRY control. Provides adjustment of duty
cycle of output pulses.
AMPLITUDE selector switch. Selects amplitude
range of the 502 output pulse.
AMPLITUDE VERNIER control. Provides contin-
uous adjustment of the 502 output pulse between
settings of the AMPLITUDE selector switch.
Maximum CW position gives at least the voltage
shown on the AMPLITUDE selector switch.
Figure 3-2
SYMMETRY
MULTIPLIER
IK
0 _j-
TRIGGER
OUTPUT
Model 211B
AMPLITUDE
(VACROSS 50.0;
AMPLITUDE VERNIER
OUTPUT OUTPUT
600n 5302
0) @) @
OUTPUT -50 connector.
pulse.
Supplies 502 output
AMPLITUDE control. Provides uncalibrated
control of 600Q output amplitude.
C* [TPUT-6002 connector. Supplies 6002 output
pulse.
TRIGGER POLARITY switch. Selects either pos-
itive or negative TRIGGER OUTPUT pulse.
TRIGGER OUTPUT connector. Supplies trigger
output pulse.
SYNC INPUT connector. Input connector for
external synchronizing signals.
Front Panel Description