HP 8559A - 5-24. Step Gain Adjustments

MODEL 8559A
ADJUSTMENTS
ADJUSTMENTS
5 - 24. STEP GAlN ADJUSTMENTS
REFERENCE:
A12 Schematic
DESCRIPTION:
REF LEVEL FINE,
0 dB, and - 12 dB adjustments are properly set and step gains of 10 dB, 20 dB, and 40 dB
are adjusted.
SIGNAL GENERATOR
.
DIGITAL VOLTMETER
l NPUT
Dl SPLAY
ATTENUATOR
RF OUTPUT
STEP
ATTENUATOR
FIGURE 5 - 10.
STEP GAlN ADJUSTMENTS TEST SETUP
EQUIPMENT:
.........................................................
Signal Generator HP 8640B
.....................................
Step Attenuator (1 dB/Step)
HP 355C, Option H80
....................................
Step Attenuator (10 dB/Step)
HP 355D, Option H82
........................................................
Digital Voltmeter HP 3456A
.........................................
Adapter, Type N (m) to BNC (f)
HP 1250 - 0780
..........................................
Adapter, BNC (m) to SMC (m)
HP
1250-083 1
...........................................
Cable, BNC (m) to Banana Plug
HP 101
11A
..............................................
Extender Cable Assembly HP 5060-0303
......................................
Adapter, BNC (f) to Alligator Clips
HP 8120
- 1292