HP 8642A - Page 251

Model 8642A/B
Performance Tests
PERFORMANCE TESTS
Electrical Characteristics
FREQUENCY MODULATION
(Cont'd)
Maximum Peak Deviation
(dc coupled)
Indicator Accuracy
(Rates <100 KHz)
FM Resolution
Incidental AM
(1 kHz rate)
FM Distortion
(Rates 20 Hz to 100 kHz)
Frequency Offset
PHASE MODULATION
Maximum Peak Deviation
Indicator Accuracy
(1 kHz rate)
Resolution
Distortion (1 kHz rate)
3 dB Bandwidth
int, ext ac
ext dc
Performance Limits
3 MHz
1.5 MHz
750 kHz
375 kHz
187 kHz
93.8 kHz
46.9 kHz
23.4 kHz
11.7 kHz
93.8 kHz
1.5 MHz
±(5% of reading +10 Hz)
The larger of:
0.7% of setting or
0.0004% of max deviation
0.25%
0.4%
2.0%
4.0%
None
<500 Hz
<1 kHz
200 radians
100 radians
50 radians
25 radians
12.5 radians
6.25 radians
3.13 radians
1.56 radians
0.78 radians
±(5% of setting +.09 rad)
The larger of:
0.75% of setting or
0.0004% of max deviation
<0.4%
20 Hz to 15 kHz
dc to 15 kHz
Conditions
band 10
9, HET
8
7
6
5, 1
4
3
2
1
HET
20 kHz deviation, 1 kHz
rate, >400 kHz carrier
1/15 max dc coupled deviation
1/2 max dc coupled deviation
max dc coupled deviation
internal and ac
dc
dc, band 10
band 10
9, HET
8
7
6
5, 1
4
3
2
4-19