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Double FM Cavity Filters

FM Double coaxial Cavity filters

FM double 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.

Gallery

Label Italy FDB/1005-F double FM cavity filters

Technical Data

FDB/1001-N FDB/1001-M FDB/1002-M FDB/1003-F FDB/1005-F FDB/1005-S FDB/1010-SC
FREQ. RANGE 87.5 – 108Mhz 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 50 Ohm
V.S.W.R. < 1.15:1 < 1.15:1 < 1.15:1 < 1.15:1 < 1.15:1 < 1.15:1 < 1.15:1
ATTENUATION < 0.4db < 0.4db < 0.3db < 0.3db < 0.2db < 0.2db < 0.15db
POWER 800W 1KW 2KW 3KW 5KW 5KW 10KW
BANDWIDTH (-3db) 500 – 800Khz 500 – 800Khz 400 – 800Khz 400 – 800Khz 400 – 800Khz 400 – 800Khz 400 – 1000Khz
CONNECTOR N 7/16 7/16 7/8 7/8 1+5/8 1+5/8
WEIGHT 10 Kg 11 Kg 17 Kg 18 Kg 27.5 Kg 28 Kg 41.5 Kg
DIMENSIONS (cm)  100x20x22 100x22x20 125x20x40 120x20x40 130x50x30 130x50x30 125x80x40

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