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OPERATION
PANEL CONTROL
FRONT PANELAND INDICATOR
FIG. (2).
FRONT PANEL OPERA TOR'S CONTROLS
CD
GATE TIME INDICA TOR.
The indicator show gate time of tNT /EXT frequency counter.
(£;
OVERFLOW INDICA TOR.
The overflow indicator will be lighting when desired measuring frequency range is
overflowed.
@
Hz. KHz INDICA TOR : Frequency counting unit.
@
INT /EXT FREQUENCY COUNTER SELECT S. W.
Push in
: External frequency counter
Push out : Internal frequency counter.
@
FREQ. RANGE S.W.
: Frequency range select switch.
@PROGRAMED S.W.(400Hz. 1KHz)
When pressed to the switch, to be continuously output for programed frequency
without frequency range and variable.
J)
WAVEFORM SELECTOR S. W.
Output waveform selector switch. when Push out
I'.
output signal is sinewave. when
Push in -:...,;_·, the signal is square wave.
7
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