
4-8
Service Guide 85309-90082
Service
LO/IF Distribution Unit
Replaceable Parts
85309B
Table 4-3
Major 85309B Assemblies (Option 001)
Reference
Designator
Part Number
Qty
Description
A1
85309-60135
1
PC board, Display
A2
85309-60134
1
PC board, ALC/REG
A10
0955-0791
1
Low pass filter, 30 MHz
A11
0955-2245
1
Power divider, 18 GHz, 4-way
A12
5087-7755
1
RF amplifier, 0.3 to 18 GHz (Ref Chan)
A13
5087-7755
1
RF amplifier, 0.3 to 18 GHz (Test1 Chan)
A14
85309-80026
1
IF amplifier, 0.5 to 500 MHz (Ref Chan)
A15
85309-80026
1
IF amplifier, 0.5 to 500 MHz (Test1 Chan)
A16
5067-4814
1
Diplexer (Test1 Chan)
A17
5087-7768
1
RF amplifier, 0.3 to 18 GHz (Input)
A18
85309-61601
1
Potentiometer, 5K ohm + 5PCT 1W 10-Turn Wirebound
A19
5067-4814
1
Diplexer (Ref Chan)
A22
0950-5271
1
Power supply unit
A24
5087-7755
1
RF amplifier, 0.3 to 18 GHz (Test2 Chan)
A25
5067-4814
1
Diplexer (Test2 Chan)
A26
85309-80026
1
IF amplifier, 0.5 to 500 MHz (Test2 Chan)
A43
85110-80015
1
Filter, 30 MHz low pass (Test1 Chan)
A44
85110-80015
1
Filter, 30 MHz low pass (Test2 Chan)
AT1
33340-67007
1
Coax, attenuator, sloped (Test2 Chan)
AT3
33340-67007
1
Coax, attenuator, sloped (Ref Chan)
AT4
33340-67007
1
Coax, attenuator, sloped (Test1 Chan)
B1
54574-68501
1
Fan assembly
SW1
85309-61607
1
Switch, SPDT
Содержание 85309B
Страница 6: ...vi Service Guide 85309 90082...
Страница 9: ...Service Guide 85309 90082 1 1 1 Getting Started...
Страница 21: ...Service Guide 85309 90082 2 1 2 Operating Information...
Страница 41: ...Service Guide 85309 90082 3 1 3 General Information...
Страница 49: ...Service Guide 85309 90082 4 1 4 Service...
Страница 76: ...4 28 Service Guide 85309 90082 Service LO IF Distribution Unit ReplaceableParts 85309B...