Microwave Coaxial Cable Assemblies..............................................................................4-1
Circuit Cards and Modules ...............................................................................................4-1
Machined Surfaces and Hardware ...................................................................................4-2
Chassis Cleaning..............................................................................................................4-3
Connector Cleaning......................................................................................................... 4-3
PERFORMANCE TESTING...........................................................................................................4-4
Initial Test Setup............................................................................................................... 4-4
DC Substitution Accuracy Test......................................................................................... 4-4
BIAS Power Range Test................................................................................................... 4-5
Temperature Control Circuit Verification........................................................................... 4-
6
System IIA Closed Loop Stability Test.............................................................................. 4-
6
CONTACTING TEGAM..................................................................................................................4-
9
WARRANTY...................................................................................................................................4-
9
List of Illustrations
RF Control Unit, Model 1805B ..................................................................................................... 1-1
Model 1805B Assembly Location.................................................................................................. 1-4
Typical Configuration..................................................................................................................... 1-6
10 mW Configuration Using Model 1727A.................................................................................... 1-8
SWR Measurement Configuration ................................................................................................ 1-8
75 Ohm Sensor Calibration Setup................................................................................................. 1-9
Typical Higher Power Calibration Setup........................................................................................ 1-9
Spectrum Analyzer Calibration Setup.......................................................................................... 1-10
Physical Dimensions.................................................................................................................... 1-11
Model 1805B/1807A Bench Configuration.................................................................................... 2-2
Model 1805B Connector Location (FRONT)................................................................................. 2-3
Model 1805B Connector Location (REAR)................................................................................... 2-4
IEEE-488 INTERFACE BUS Pin Location.................................................................................... 2-4
Voltage Selector/Fuse Assembly................................................................................................... 2-6
Precision Power Source Setup..................................................................................................... 2-7
Precision Power Source Setup..................................................................................................... 2-8
Controls and Indicators (FRONT)................................................................................................. 3-2
Controls and Indicators (REAR).................................................................................................... 3-5
Important Interface Dimensions Type 7mm...................................................................................A-2
Important Interface Dimensions Type 2mm...................................................................................A-3
Important Interface Dimensions Type BNC...................................................................................A-3
Important Interface Dimensions Type BNC...................................................................................A-4
Important Interface Dimensions Type BNC...................................................................................A-4
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