Programmable Active Crystal Filters

Programmable Active Crystal Filters


Type Programmable Active Crystal Filters (US Patent Protected)

Frequency range 136 – 512 MHz

Datasheet TW059



ACFX Series:

ACF11-12.5     ACF11-25     ACF12-12.5     ACF12-25
ACF41-50     ACF42-12.5     ACF42-25     ACF43-12.5
ACF43-25     ACF44-12.5     ACF44-25


DOWNLOAD DATASHEET: UHF Programmable Active Crystal Filter


Product features

  • Crystal filter based filtering system, 12.5KHz, and 25KHz BW
  • Software programmable tuning, 3.125 KHz steps
  • Sharp filtering response
  • Front-end LNA included for low noise figure
  • User adjustable gain
  • Transmitter Bypass (TXBP) available for transceivers applications
  • N(f) to SMA(m) jumpers included, 1 ft, 2 pcs



  • P25, DMR, NXDN, TETRA, Conventional and others
  • Repeaters sites, mobile and base station
  • High RF congested environments
  • Mobile applications like trains and cars/trucks

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