Model #8121S

Variable attenuator (NSN 5985-00-520-3974)

Description

3.200 inches nominal overall length.

Application Design
Transmission line
Body Material
Aluminum alloy
Body Style
Coaxial type
Overall Height
2.120 inches
Overall Width
1.310 inches
Shaft Diameter
0.250 inches
Shaft Length
0.930 inches
Operating Tempurature Range
-55.0/+85.0 degrees celsius
End Application
Test set, radar receiver an/alm-140
Voltage Standing Wave Ratio
1.30
Coaxial Connector Series Designation
Sma
Power Rating
3.0 watts average and 200.0 watts peak
Mounting Facility Screw Thread Series Designator
Unc
Insertion Loss At Minimum Attenuation In Maximum Decibels
0.2
Overall Attenuation Range In Decibels
+0.0/+60.0
Attenuation Variation Method
Stepped
Step Position Quantity
10
Attenuation Per Step In Decibels
10.0
Mounting Facility Type And Quantity
4 threaded hole
Frequency Range
Between 0.000 hertz and 2.000 gigahertz
Overall Attenuation Accuracy In Decibels
-1.80/+1.80
Mounting Thread Quantity
32 per inch
Adjustment Device Type And Quantity
1 knob and 1 shaft
Shaft Type
Round
Mounting Facility Screw Thread Diameter
0.138 inches
Impedance Rating In Ohms
50.0 input-output
Terminal Type And Quantity
2 connector, coaxial, male
Fsc Application Data
Antennas, waveguides, and related equipment
Description
Attenuator,variable
Cage Code
04423

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Updated: 11/22/2024