Subject to Export Control, see Cover Page for details.
1-1
Chapter 1
General Information
Introduction
The 3900 Series of Test Sets provides a platform for testing Mobile and Fixed Radio Communications
equipment. Optional systems are available to meet specific test requirements.
Fig. 1-1 3920 Digital Radio Test Set
Test Set Features
The 3900 contains the following features:
● Frequency Reference input or output connection allows the Test Set to use an external frequency
standard or to serve as a frequency standard for other test equipment.
● Parallel measuring methods contribute to fast operation.
● Audible and visual warning system with automatic disconnection provides protection against RF
input overload and RF Generator excessive reverse power.
● Full color display with a maximize - minimize tile display for customized screen configurations.
● Memory function to store instrument settings, test results and other data.
● 3.5 inch disk drive (3901/3902) and USB version 1.1 memory stick/jump drive connector for
transferring data into and out of the on-board memory.
● Printer ports to enable screen captures and AutoTest results to be printed.
● Output from the signal analyzer at 10.7 MHz from the IF output BNC connection.
● 9 pin VGA video output connector which allows use of an external monitor.
● Bail Arm handle for multi-position bench support.
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