HP 8642A - Page 296

Performance Tests Model 8642A/B
PERFORMANCE TESTS
4-17. EXTENDED PULSE TESTS
SPECIFICATION:
DESCRIPTION:
EQUIPMENT:
4-46
Electrical Characteristics Performance limits Conditions
On/Off Ratio >30 dB
>45 dB band 10
Rise/Fall Time <3.5
JLsec
10% to 90% of final value
Rate
50 kHz maximum
Pulse Width 6
JLsec minimum
Trigger Level 1.5 volts nominal
All Pulse specifications are checked by measuring the specified parameters
on an oscilloscope after the waveform has been demodulated by a spectrum
analyzer.
HP 8642A/6 SYNTHESIZED
SIGNAL GENERATOR
DOD I
10
ODD DO 00000 DDD:J RF
RF
o 0 00 §oBOB 0 0
to DOD BB 8oBo °
OUTPUT INPUT
I AM/PULSE
INPUT
IOUTPUT
FUNCTION
CHANNEL A
GENERATOR
SPECTRUM
ANALYZER
V IDEO OUTPUT
CHANNEL B
OSCILLOSCOPE
Figure 4-13. Pulse Test Setup
Oscilloscope ........................ HP 1 98 OB
Function Generator ................ HP 8116A
Spectrum Analyzer ................. HP 8S66A/B