Racal Instruments 9916 - Page 13

FREQUENCY MEASUREMENT (Cont1d.)
Resolution:
Burst
Mode:
L.F. Multiplier Facility:
5. FREQUENCY STANDARD
Internal Frequency
Standard:
6. FREQUENCY STANDARD OUTPUT
Frequency:
Level:
Output Impedance:
Waveform:
7. EXTERNAL STA~IDARD INPUT
Frequency:
Minimum Signal Level:
MaximumSignal Level:
Maximum Input Level:
Input Impedance:
8. DATA OUTPUTS
Display, Function
and Control:
9916'Vol.2
Channel lA I: 1 kHz, 100 Hz, la Hz, 1 Hz.
Channel IB': 100 Hz, la Hz, 1 Hz, 0.1 Hz.
In the Burst Mode the gate remains closed unti I
triggered by incoming signal. After measurement
the display is held until manually reset. The
minimum signal durati<;ln is 40 ms plus gate time.
See Option 09.
Refer to Options OM, 048 and 04C on page
T ech. Spec. (5).
1 MHz.
Standard t. t .1. output giving approximately
600 mV peak to peak into 500.
Approximately 2000.
Rectangular.
1 MHz.
1 00 mV r. m.s .
10V r.m.s.
Thed.c. level + peak signal level must not
exceed 400V.
Approximately 200 ohms·(a.c. coupled).
Serial BCD output is provided at standard t. t.1 .
logic levels giving 8 digits and decimal point.
Static timebase and overflow outputs with riming
controls are provided.
Tech. Spec. (3)