HP 85020A Operating And Service Manual page 35

Model 85020A/B Performance Tests
4-8. TEST PORT MATCH (SWR)
Specifications:
85020A 85020B
0.01 to 1.3 GHz <1,20
<1.25
1.3 to 2.4 GHz <1.20
<1.39
2.4 to 3.0 GHz <1.20
-
3.0 to 4.3 GHz <1.25
—
Description:
Using a tvpical reflection measurement setup, another Directional
Bridge is used to measure the test port SWR of the Directional
Bridge under test. The RF IN port of the Directional Bridge under
test must be properly terminated.
Figure 4-3. TEST Port SWR Test Setup
Equipment:
Sweep Oscillator . .. HP 8350A/B
RF Plug-In . ....... HP 83522A/83525A/B
Scalar Network Analyzer . HP 8756A
Directional Bridae* . HP 85020A/B
Adapter, Tvpe-N (m) to Type-N (m). HP 1250-1475
*A second Directional Bridae of the same tvoe is reauired
as a test instrument in addition to the Directional Bridge
under test.
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