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The L3 Narda Microwave-West Linearizer is a wideband Traveling Wave Tube Amplifier (TWTA) driver which operates in S-, C-, X-, Ku-, or Ka-Band frequency ranges. The unit acts as an amplitude and phase predistortion generator to extend the linear operating range of the TWTA.


  • Frequency band designs: S-, C-, X-, Ku- and Ka-Band

  • 5 dB typical gain enhancement

  • 40 degree typical phase advance

  • Output power adjustments (6 dB minimum)

  • Blanking mode available

  • DC power: < 2.0 W

  • Weight: < 100 g

The unit is constructed using thin film amplifier, attenuator, equalizer, linearizer and control circuits. The thin film modules are enclosed in a laser-sealed, hermetic aluminum housing. The housing has two SMA RF connectors and a 15-pin Micro-D connector for DC/command interface.

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