Equipment information

Keithley 7999-4 Interface
Manufacturer
Keithley
Model 7999-4
Date 1999
Category: Measurement instruments
Group Interface
Description SPDT Microwave RS-232 Switch
Information
                                    The Model 7999-4 is a single channel Microwave SPDT switch
with the following features:
• SMA connectors
• RS-232 relay control
• +12V DC power connections
• Operating range from DC to 18GHZ

These manuals are available for the above equipment:

Keithley -- 7999-4 -- Service and User Manual
File name Keithley-5541-Manual-Page-1-Picture
Manual Type Service and User Manual
Pages 41
Size 542.00 Kbytes (555008 Bytes)
Language english
Revision B
Manual-ID/Number 7999-4-901-01
Date December 1999
Quality Electronic document, no scan, very well readable.
Upload date
MD5 10cfe6f0ef3f221a3c1bd88c6e6c7e1d
Downloads 130 since 02 March 2014
Information
1 General Information
Introduction
................................................................................
1-2
Feature overview
........................................................................
1-2
Warranty information
.................................................................
1-2
Manual addenda
.........................................................................
1-2
Safety symbols and terms
.......................................................... 1-3
Specifications
.............................................................................
1-3
Unpacking and inspection
.......................................................... 1-3
Inspection for damage
......................................................... 1-3
Handling precautions
.......................................................... 1-3
Shipment contents
...............................................................
1-4
Instruction manual
..............................................................
1-4
Repacking for shipment
...................................................... 1-4
Connections
................................................................................
1-4
2 Connections
Introduction
................................................................................
2-2
Handling precautions
.................................................................
2-2
Configuration
.............................................................................
2-2
Layout
.................................................................................
2-2
Simplified schematic
........................................................... 2-4
Connections
................................................................................
2-5
RS-232 Connection
............................................................. 2-5
SMA connectors
..................................................................
2-6
Power connector
..................................................................
2-6
3 Operation
Introduction
................................................................................
3-2
Maximum signal considerations
................................................ 3-2
Toggle relay state switch
............................................................ 3-2
Operation (RS-232)
....................................................................
3-3
Sending and receiving data
................................................. 3-3
Termination characters
........................................................ 3-3
RS-232 Commands
............................................................. 3-5
Switching considerations
........................................................... 3-6
Connector integrity
............................................................. 3-6
Voltage standing wave ratio
................................................ 3-6
Path isolation
.......................................................................
3-6
Insertion loss
.......................................................................
3-7
RFI/EMI
4 Service Information
Introduction
................................................................................
4-2
Handling and cleaning precautions
............................................ 4-2
Handling precautions
........................................................... 4-2
Card and connector cleaning
............................................... 4-2
Performance verification
............................................................. 4-3
Environmental conditions
.................................................... 4-3
Recommended equipment
................................................... 4-3
Channel resistance tests
....................................................... 4-3
Replacing components
................................................................
4-5
Replacement parts
...............................................................
4-5
Replacement precautions
..................................................... 4-5
Soldering considerations
..................................................... 4-5
Disassembly
........................................................................
4-5
5 Replaceable Parts
Introduction
................................................................................
5-2
Parts list
......................................................................................
5-2
Ordering information
..................................................................
5-2
Factory service
............................................................................
5-2
Component layout
......................................................................
5-3
Keithley-5541-Manual-Page-1-Picture
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