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Triple FM Cavity Filters

FM Triple coaxial Cavity filters

FM triple coaxial cavity in quarter wave high “Q” with variable coupling. Installed between transmitter and antenna, provides 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. These cavity filters have a B.W. command that allow you to adjust selectivity.

The TRIPLE version guarantees a superb selectivity , ideal for systems with very close frequencies between them.

Gallery

Label Italy FDB/10 triple fm cavity filters

Technical Data

FDB/1031-N FDB/1031-M FDB/1033-M FDB/1033-F FDB/1035-F FDB/1035-S
FREQ. RANGE 87.5 – 108Mhz 87.5 – 108Mhz 87.5 – 108Mhz 87.5 – 108Mhz 87.5 – 108Mhz 87.5 – 108Mhz
IMPEDANCE 50 Ohm 50 Ohm 50 Ohm 50 Ohm 50 Ohm 50 Ohm
V.S.W.R. <1.15:1 <1.15:1 <1.15:1 <1.15:1 <1.15:1 <1.15:1
ATTENUATION < 0.4db < 0.4db < 0.4db < 0.4db < 0.35db < 0.35db
POWER 800W 1.2KW 2KW 3KW 5KW 5KW
BANDWIDTH (-3db)
400 – 1000Khz 400 – 1000Khz 400 – 1000Khz 400 – 1000Khz 400 – 1000Khz 400 – 1000Khz
CONNECTOR N 7/16 7/16 7/8 7/8 1+5/8
WEIGHT 12 Kg 18 Kg 25 Kg 27 Kg 39 Kg 42 Kg
DIMENSIONS (cm) 125x40x20 125x40x20 120x60x20 120x60x20 130x73x30 130x73x30

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