• HP 8970B Option 020 Service Manual Supplement. • Service Manual Supplement HP 8970B Option 020 HP Part no. 5 Edition 1 May 1998. • Open Software Foundation, Inc. In the USA and other countries. © Copyright Hewlett-Packard Company May 1998 All rights reserved. Reproduction, adaptation, or translation without prior written permission is prohibited, except as allowed under the copyright laws. Printed in the UK. HP 8970B Option 020 Service Manual Supplement. • Printing History Printing History Manual Date Notes Edition May 1998 5 HP 8970B Option 020 Service Manual Supplement. ![]() • HP 8970B Noise Figure Meter Service Manual About this Manual This document is a supplement to the HP 8970B Noise Figure Meter Service Manual (4) and provides information useful for operating the HP 8970B Option 020. It also gives some troubleshooting tips. • Table of Contents Page Printing History...iii List of Related Publications.. Iv About this Manual...iv Block Diagram and Parts List...1-1 Block Diagram...1-2 Front End... 1-3 Material List...1-5 Theory of Operation... 2-1 General... • Contents-2 HP 8970B Option 020 Service Manual Supplement. Hp 8920a Service Manual Get free help, tips & support from top experts on free hp 8920a schematic diagram related Here is the Service manual for. • Block Diagram and Parts List. • Block Diagram and Parts List Block Diagram Block Diagram Figure 1-1: HP 8970B Option 020 Front End Schematic 2.05 GHz Low Pass Filter 4 - 6 GHz Y.T.O PAD 1 (924) (925) PAD 2 PAD 3 (926) INPUT ASSEMBLY ISOLATOR. • Block Diagram and Parts List Front End Front End Figure 1-2: HP 8970B Front End Schematic 2050 MHz LPF 2 dB 10 dB 20 dB 10 dB 10 dB Limiter Detector INPUT ASSEMBLY Diode 10 - 2047 MHz Output Limiter (on 5 YTO Output Input Assembly only). • In Figure 1-1 the numbers in brackets inside the input assembly refer to the wire colors. The numbers at the side of the second convertor refer to the wire colors attached to the connector which connects up to the second convertor. HP 8970B Option 020 Service Manual Supplement. • Block Diagram and Parts List Material List Material List Table 1-1: HP 8970B Option 020 Material List - main differences for Option 020 Description Part Number Quantity 2.05 GHz Low Pass Filter 0955-0634 Semi-rigid cable W1 2 Input Assembly 7. • Block Diagram and Parts List Material List HP 8970B Option 020 Service Manual Supplement. • Theory of Operation. • The 3600 MHz can be monitored at the LO Monitor port. The 600 MHz supplied to the second convertor comes from a 600 MHz SAW Oscillator. The frequency is adjusted for 600 MHz 50 KHz. The power should be > -3 dBm. HP 8970B Option 020 Service Manual Supplement. • Adjustments. The 600 MHz SAW oscillator frequency adjustment. Input power detector Gain and Offset Adjustment Follow the adjustment procedure in section 5-13 of the Adjustments Chapter in the 8970B Service Manual with the following exceptions. Figure 3-1: Input detector gain and offset adjustment. On the 8568A. Press PRESET, CENTRE FREQUENCY 600 MHz, SPAN 500 KHz. Hp 8920b For SaleConnect the 600 MHz SAW Resonator to the 8568A RF Input. Adjust R6 until the signal on the screen is 600 MHz 50 KHz. HP 8970B Option 020 Service Manual Supplement. • Adjustments 600 MHz SAW Oscillator Frequency Adjustment HP 8970B Option 020 Service Manual Supplement. • Board Differences. • The same part number 3 is used in both instruments. However the firmware is different for the option 20 compared to the standard. Table 4-1: Firmware Part Numbers Options ROM #1 ROM #2 0 1 Option 20 0 1 HP 8970B Option 020 Service Manual Supplement. Service Manual Kia• 0.01 uF 51.1 1000 4.7 pF 1.5 uH 56 pF 6.5 TO 01 uF 6.9 Vdc 7.3 TO 1000 7. Reset printer canon ip2770 terbaru india. 7 Vdc 1780 0.01 uF -15V (F1) 1. Differences are highlighted with a shaded background. HP 8970B Option 020 Service Manual Supplement. • Figure 4-2: Schematic differences in 9 1000 pF U33D 1ST LO DRIVE 3060 1 uF 1ST LO (SEE NOTE 9) 5V (F1) 6.8 uF -5 VOLT REGULATOR 1. Differences are highlighted with a shaded background.
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