FM double coaxial cavity in quarter wave high "Q" with variable coupling. Installed between transmitter and antenna, provide an output signal free from spurious and a perfect isolation from other emissions. Made of aluminum with internal lines of silvered copper and PTFE insulators. The cavity filters have a B.W. command that allow you to adjust selectivity.

Specifications:

• Freq. range: 87.5-108 MHz
• Bandwidth (-3db): 500 - 800 KHz
• Impedance: 50 Ohm
• V.S.W.R. : < 1.15:1
• Power: 800W
• Attenuation: < 0.4 db
• Connector: "N"
• Dimensions: 200x220x1000 mm
• Weight: 10 Kg