TX RX 76-37-03

TX RX SYSTEMS 76-37-03 144-174 MHz Vari-Notch Low Pass Cavity Filter Loop Kit. The Vari-Notch® design passes a relatively narrow band of frequencies and rejects (notches out) a relatively wide frequency band. Vari-Notch® is ideal for moderately close to wide separations (400 KHz and greater) in UHF applications.