HP 8481A Operating And Service Manual page 28

Power sensor
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08481-90036
CHANGE B
HP 8481A/82A/83A
Page 10, Table 5:
replacement15"* """h®
MP6
orisinaUy 146°-1224> however, 1460-1978 is the recommended
Page 9, Figure 4:
Replace the shaded area to the right of the A2 Input Amplifier Assembly with Figure 1-1.
TO POWER METER VIA
ROWES SENSOR CA8IE
Figure 1-1. J-1 Partial Schematic Diagram (P/O Change 2)
Page 11, Table 5:
MP 30. Change the part number and description of MP30 to:
MP30 08483-00002 CD7 LABEL-CAL INSTRUCTIONS.
CHANGE D
Page 9, Figure 4:
In the shaded area to the right of the schematic, connect pin A to the junction of pins F, M, and J.
CHANGE E
Page 2, paragraph 18:
Replace the sentence which reads:
Jhe REF CAL FACTOR, on the power sensor label, has been adjusted for the impedance mismatch."
The CAL FACTOR at 50 MHz mu?t be multiplied by 0.96 to determine the REF CAL FACTOR."
Page 10, Table 5:
MP10-MP18. The part number for MP10—MP18
recommended replacement.
was originally 3030-0422, however, 3030-0954 is the
Page 11, Table 5:
MP 30. Change the part number and description of MP30 to*
08483-00006 CDl LABEL-CAL INSTRUCTIONS.
28

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