HP EPM E4418A, User Manual

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HP4402.book : chapt5_2.fm 4 Tue Apr 22 15:20:23 1997
Specifications
Power Meter Specifications
5-4 HP EPM-441A User’s Guide
Accuracy
Instrumentation
Absolute:
±
0.02 dB (Logarithmic) or
±
0.5% (Linear). (Refer to the power
sensor linearity specification in your power sensor manual to assess
overall system accuracy.)
Relative:
±
0.04 dB (Logarithmic) or
±
1.0% (Linear). (Refer to the power
sensor linearity specification in your power sensor manual to assess
overall system accuracy.)
Zero Set (digital settability of zero): Power sensor dependent (refer to
Table 5-1). For HP ECP-series power sensors, this specification applies
when zeroing is performed with the sensor input disconnected from the
POWER REF.
Table 5-1: Zero Set Specifications
Power Sensor Zero Set
HP 8481A
±
50 nW
HP 8481B
±
50
µ
W
HP 8481D
±
20 pW
HP 8481H
±
5
µ
W
HP 8482A
±
50 nW
HP 8482B
±
50
µ
W
HP 8482H
±
5
µ
W
HP 8483A
±
50 nW
HP 8485A
±
50 nW
HP 8485D
±
20 pW
HP R8486A
±
50 nW
HP R8486D
±
30 pW
HP Q8486A
±
50 nW
HP Q8486D
±
30 pW
HP W8486A
±
200 nW
HP 8487A
±
50 nW
HP 8487D
±
20 pW
HP ECP-E18A
±
50 pW
HP ECP-E26A
±
50 pW