HV Equipment

PD Filters

HTF-1 / HTF-2 Filters

Features:

  • Reduces external interferences (noise) in PD measuring circuits
  • HTF-1 is a band-pass filter with high passes at approx. 40, 80 and 120 kHz and low passes at approx. 270, 370, 470 and 570 kHz
  • HTF-2 is a band-stop and sheath current filter with adjustable center frequency of the stop-band at 500 - 1800 kHz
  • Switchable pre-amplifiers to optimnize signal-to-noise ratio
  • Filter frequencies are adjustable via rotary switch
  • Robust metal housing
  • Low battery status indicator

 

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