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3-A Series

Sku: BIR-3-A Series

3-A Series, 3 Watt, Bi-Directional RF Attenuators

Product Information

3-A Series, 3 Watt RF Power Attenuators are a valuable and reliable accessory for reducing power levels, for isolating components under test, for harmonic signal analysis, and as comparison standards. They are world renowned for their high-quality, robust construction and conservative power ratings.

  • Self cooling design, needs no cooling plate.
  • Frequencies up to 6 GHz.
  • Fully shielded against production of extraneous radiation.
  • Attenuator require no AC power.
  • Rugged construction.
  • Broadband operation.
  • Other attenuation values may be available upon request.
  • Models to cover all LTE frequencies.

product specifications:

Item No

3-A Series

Item Name

3 Watt, Bi-Directional RF Attenuators

Power Rating

3 W

Connector

BNC, TNC

VSWR and Frequency Range

1.10:1 from DC to 1 GHz
1.25:1 from 1 to 4 GHz

Coolant Method

Dry, Convection Cooled

Impedance Ω

50 Ohm

Operating Position

Any

Temperature

-40 to 40 °C (-40 to 104 °F)

PIM

-110 dBc Min.

AC Power

None

Humidity

95% non-condensing

Standard Attenuation Values

3, 6, 10, 20, 30 dB

Dimensions– L x W x H

1.5” x 0.6” Dia.
39 x 16 Dia. mm

Weight

3.1 oz.
88 g

Finish

Tri-Alloy

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Datasheet

Declaration of Conformity

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