75PA-125-XX

RF Variable Attenuator by JFW Industries | Visit website (255 more products)

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The 75PA-125-XX from JFW Industries is a Programmable Attenuator Assembly that operates from DC to 2150 MHz. It is available in six configurations with the number of individually controlled solid-state programmable attenuators being selectable from 1 to 6. This attenuator assembly provides an attenuation of 0 to 63.5 dB in 0.5, 1, 2, 4, 8, 16 and 32 dB steps with an attenuation accuracy of up to ± 0.7 dB. It has a switching speed of 10 ms and an insertion loss of 2.1 dB. This attenuator can handle an average input RF power of 0.5 W and has a VSWR of less than 180:1. It requires a DC supply of 100-240 V and can be controlled manually via a 20-button keypad & LCD or remotely via Ethernet & RS-232 interfaces. This attenuator assembly is available in a rack mount enclosure that measures 19.00 x 3.47 x 17.22 inches and has F female connectors.

Product Specifications

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Product Details

  • Part Number
    75PA-125-XX
  • Manufacturer
    JFW Industries
  • Description
    Assembly with 1 to 6 Programmable Attenuators from DC to 2150 MHz

General Parameters

  • Type
    Programmable
  • Frequency
    DC to 2150 MHz
  • Configuration
    Solid State
  • Attenuation Range
    0 to 63.5 dB
  • Attenuation Step
    0.5, 1, 2, 4, 8, 16 and 32 dB
  • Attenuation Accuracy
    ± 0.25 to ± 1.0 dB
  • Power
    0.5 W
  • Insertion Loss
    2.1 to 2.8 dB
  • Switching Time
    3 to 10 ms
  • Supply Voltage
    100 to 240 V
  • Interface
    Ethernet, RS-232
  • Impedance
    75 Ohms
  • VSWR
    1.80:1 maximum 1.60:1 typical
  • Package Type
    Rackmount
  • AC Voltage
    100 to 240 VAC
  • Dimension
    19 inch rack mount @ 2RU high
  • Connector
    F Type, F Type - Female
  • Operating Temperature
    0 to 50 Degree C
  • Grade
    Commercial

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