American Microwave Corporation
7309-A Grove Road
Frederick, MD 21704


ISO -9001:2015

In Pursuit of Excellence
Through Engineering since 1978


AMC Model VVAN-2535-20SP-NS31 is a 2.5
to 3.5 GHz frequency range, voltage
variable attenuator having an insertion loss of 1.25 dB
maximum and VSWR of 1.5:1


 Frequency Range

2.5 – 3.5 GHz

 Insertion Loss

1.25 dB Maximum

 Attenuation Range

0 – 20 dB

 Control Voltage Range

0V – 5V DC

 Maximum Input Power

10 dBm

 Flatness (2.5 – 3.1 GHz)

± 0.2 dB Maximum any
40 MHz

 Flatness (3.1 – 3.5 GHz)

± 0.2 dB Maximum any
40 MHz

 VSWR (@0V to 5V DC)

1.5:1 Maximum (In / Out)


3 dB/V (Minimum), 5 dB/V (Maximum)


± 1dB Maximum

 Pulse Rise Time

25 nSec Maximum

Environmental Ratings:

Our standard
environmental ratings are as follows, for specific
requirements please contact us…

 0 ºC to +70
ºC Operating
ºC to +125 ºC Storage
 Humidity:  MIL-STD-202F,
Method 103B Cond. B
 Shock:  a.  @ 3″
Peak Displacement
 b.  @ 40 G’s
 c.  @ 40 G’s TO 12 G’s (linear decline)
 Vibration: Static load of 2.5G
in vertical and transverse directions
and the vibration test of table II of MIL-STD-167-1
over 4-33 Hz
 Altitude:  MIL-STD-202F,
Method 105C Cond. B

 Temperature Cycle:
Method 107D Cond. A


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