14MHz滤波器或HF带通滤波器或14MHz带通滤波器

UHF 400-520MHz Bandpass Filter or Cavity Filter or Preselector

50W 890-960MHz 4 Cavity Filter with SMA-Connectors Pass Band ±2 MHz Spacing UHF Filter

450-455MHz/460-465MHz 100W RF Cavity Filter Bandpass with N Female Connector for IBS DAS