Model #R491

Spectrum analyzer (NSN 6625-00-455-6768)

Description

19.000 inches nominal overall length.

Overall Height
7.000 inches
Overall Width
17.500 inches
Ac Voltage Rating
Between 90.0 volts and 136.0 volts and 180.0 volts and 272.0 volts
Frequency Rating
Between 48.0 hertz and 440.0 hertz
Frequency Range Rating
+0.010/+40.000 gigahertz
Furnished Items And Quantity
6 ft bnc cable, 50 ohm minature coax-1.6 ft n cable, rg 223/u coax-1, 2 ft tnc cable, rg223/u coax-1, 12.4 to 18 ghz wave guide mixer-1; 18 to 26.5 ghz wave guide mixer-1; 26.5 to 40.0 ghz wave guide mixer-1; 20 db attentuator-1; 40 db attentuator-1; bnc male to n female adapters-2; bnc female to n male adapters-2; wave guide mixer adapter-1; power cord-1; 3 to 2 wire adapter-1; blue light filter-1; clear crt protector plate-1; ornamental ring-1; mesh filter-1; one ampere fuses-2; 1/2 ampere fuse-1; front cover-1; instructional manual-2
Input Impedance Rating
50.0 ohms
Frequency Band Quantity
8
Frequency Channel Quantity
8
Individual Channel Frequency
Between 10.0 megahertz and 275.0 megahertz and 275.0 megahertz and 900.0 megahertz and 2.0 megahertz and 800.0 gigahertz and 1.5 gigahertz and 4.0 gigahertz and 3.8 gigahertz and 8.2 gigahertz and 8.2 gigahertz and 12.4 gigahertz and 12.4 gigahertz and 18.0 gigahertz and 18.0 gigahertz and 40.0 gigahertz
Unit Type
Standard
Frequency Calibration Accuracy Range In Percent
-3.0/+3.0
Mounting Method
Rack
Cathode Ray Tube Displayed Information
Frequency differences
Phase
Single
Description
Analyzer,spectrum
Cage Code
80009

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Updated: 11/24/2024