HP 8642A - Page 238

Performance Tests
Model 8642A/B
PERFORMANCE TESTS
4-5. LEVEL ACCURACY AND FLATNESS TESTS
SPECIFICATION:
Electrical Characteristics
OUTPUT
Level Range (8642B)
Level Range (8642A)
Resolution
Absolute Level Accuracy
1
Flatness
Performance Limits
+20 dBm to
+19 dBm to
+18 dBm to
+17 dBm to
+16 dBm to
+20 dBm to
+18 dBm to
+16 dBm to
0.1 dB
+1.0 dB
<±0.75 dB
-140 dBm
-140 dBm
-140 dBm
-140 dBm
-140 dBm
-140 dBm
-140 dBm
-140 dBm
Conditions
band 1-7
8
HET
9
10
band 1-7
8, HET
9
>-127 dBm
+10 dBm
includes detector linearity, temperature, flatness, and attenuator accuracy.
DESCRIPTION:
Level accuracy and flatness are checked at levels that can be read
accurately by a measuring receiver.
a □ □ □□ aapna □ □ □□
□ □ □□ anDna —
<-> u □□□ nn □□□□□
O
HP 8642A/B
SYNTHESIZED
SIGNAL GENERATOR
10 MHz
OUTPUT
RF
OUTPUT
REF EXT
INPUT
SENSOR
MODULE
MEASURING
RECEIVER
RF
INPUT
Figure 4-1. Level Accuracy and Flatness Test Setup
EQUIPMENT:
Measuring Receiver HP 8902A
Sensor Module HP 11722A
4-6