6.7 VCF Input
Input Voltage
Input Impedance
0
to
lOV
(±lV)
for 1000:1 frequency ratio
~lOkn
6.8 Frequency Counter
Input
Internal/Extemal, front panel switch selected
Frequency Ranges Internai input:
0.2Hz
to
2MHz
Extemal input: 5Hz
to
1
OMHz
Accuracy
Timebase
Resolution
Input Sensitivity
Extemal
Display
6.9 Sweep
5MHZ
to
100MHz, back panel switch selected
10
PPM ± 1 count at
23'C
Oscillator frequency: lOMHz
Stability: ±
10
PPM at
23'C
Internai and
ex
tema! 10MHz:
0.1
Hz, l.OHz, 10Hz, 100Hz
10MHz: $;25mV RMS
100MHz:
~35mV
RMS
Five digit LED display for frequency
Four LEDs for gate, overflow, kHz, MHz
Sweep/Manual Mode Switch selected
Sweep Width
1000:1 frequency ratio max., adjustable
23
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