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Specifications
Power Meter Supplemental Characteristics
1-8
HP EPM-441A/442A Service Guide
Table 1-3: Power Sensor Specifications±
Power Sensor
Zero Drift
1
1. Within 1 hour after zero set, at a constant temperature, after a 24
hour warm-up of the power meter.
Measurement Noise
2
2. The number of averages at 16 (for normal mode) and 32 (for x2 mode),
at a constant temperature, measured over a 1 minute interval and 2
standard deviations. For HP ECP-series power sensors the
measurement noise is measured within the low range. Refer to the
relevant power sensor manual for further information.
HP 8481A
<
±
10 nW
<
110 nW
HP 8481B
<
±
10
µ
W
<
110
µ
W
HP 8481D
<
±
4 pW
<
45 pW
HP 8481H
<
±
1
µ
W
<
10
µ
W
HP 8482A
<
±
10 nW
<
110 nW
HP 8482B
<
±
10
µ
W
<
110
µ
W
HP 8482H
<
±
1
µ
W
<
10
µ
W
HP 8483A
<
±
10 nW
<
110 nW
HP 8485A
<
±
10 nW
<
110 nW
HP 8485D
<
±
4 pW
<
45 pW
HP R8486A
<
±
10 nW
<
110 nW
HP R8486D
<
±
6 pW
<
65 pW
HP Q8486A
<
±
10 nW
<
110 nW
HP Q8486D
<
±
6 pW
<
65 pW
HP W8486A
<
±
40 nW
<
450 nW
HP 8487A
<
±
10 nW
<
110 nW
HP 8487D
<
±
4 pW
<
45 pW
HP ECP-E18A
<±
15 pW
<
70 pW
HP ECP-E26A
<±
15 pW
<
70 pW
4402serv.book Page 8 Monday, March 11, 2002 11:34 AM
Содержание E4418A
Страница 3: ...Service Guide HP EPM E4418A E4419A EPM 441A 442A Power Meters HP Part no E4418 90006 January 24 1997 ...
Страница 16: ...About this Guide xiv HP EPM 441A 442A Service Guide 4402serv book Page xiv Monday March 11 2002 11 34 AM ...
Страница 20: ...Contents 4 HP EPM 441A 442A Service Guide 4402serv book Page 4 Monday March 11 2002 11 34 AM ...
Страница 22: ...Contents 6 HP EPM 441A 442A Service Guide 4402serv book Page 6 Monday March 11 2002 11 34 AM ...
Страница 24: ...Contents 8 HP EPM 441A 442A Service Guide 4402serv book Page 8 Monday March 11 2002 11 34 AM ...
Страница 25: ...1 Specifications 4402serv book Page 1 Monday March 11 2002 11 34 AM ...
Страница 41: ...2 Performance Tests 4402serv book Page 1 Monday March 11 2002 11 34 AM ...
Страница 59: ...3 Adjustments 4402serv book Page 1 Monday March 11 2002 11 34 AM ...
Страница 71: ...4 Theory of Operation 4402serv book Page 1 Monday March 11 2002 11 34 AM ...
Страница 83: ...HP EPM 441A 442A Service Guide Instrument Block Diagram pullout1 fm Page 1 Monday March 11 2002 1 39 PM ...
Страница 85: ...5 Replaceable Parts 4402serv book Page 1 Monday March 11 2002 11 34 AM ...
Страница 108: ...Index 4 HP EPM 441A 442A Service Guide 4402serv book Page 4 Monday March 11 2002 11 34 AM ...