NF Corporation 3660A

NF Corporation 3660A

HF Programmable Low-pass Filter

The NF Corporation 3660A is one of our Factory-New HF Programmable Low-pass Filters.

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NF Corporation 3660A Features:

  • Variable cut-off frequency: 1MHz to 100MHz; Max flat/phase linear switch
  • Roll-off: 48dB/oct
  • Group delay ripple : 10ns or less
  • Available for Highpass filter 10Hz to 100kHz
  • Filter mode: LP-MF(maximum flat), LP-PL(phase linear),HPF-MF(option:3663), THRU
  • Pass band gain: X 1, X 2, X 5 and X 10
  • Input impedance: 50Ω or 75Ω *1
  • Input equivalent noise: 500µVrms or less at BW = 1GHz
  • Output impedance: 50Ω or 75Ω *1
  • GPIB: SH1, AH1, T6, L4, SR1, RL1, PP0, DC1, DT0, C0
  • Power requirements: AC100, 120, 220 or 240V ± 10% (max. 250V), switchable, approx. 60VA
  • Dimensions(mm): 432(W) X 132.5(H) X 400(D)
  • Weight: approx. 11.5kg


  • Mobile communication area: For I-Q signal measurement in the base band area of W-CDMA, cdma 2000
  • Memory media area: For read and write signal measurement of MO, HD etc
  • Video media area: For optimum filter designing HDTV, Digital VTR etc.

The NF Corporation 3660A is a programmable cut-off frequency lowpass filter with very high frequency range, max.100MHz. Since the roll-off of the lowpass filter is as steep as 48dB/oct, cut-off frequency can be set to required frequency with 2-digits resolution.