FM Double Bridge (channels spacing > 1.5Mhz)

FM Double Bridge, Triple coaxial filters Combiners

Made of aluminum, silvered copper and PTFE. They are composed of two cavity filters and 2 hybrid couplers, they have a selective input and a broadband. It is therefore necessary , in order, knowing all the frequencies of use. The cavity filters have a B.W. command that allow you to adjust selectivity and also the isolation between channels.


Label Italy FDT/8000 fm combiners double bridge 1.5 mhz

Technical Data (see Recommendations)

FDT/3000 FDT/4000 FDT/8000 FDT/10K
FREQ. RANGE 87.5 – 108Mhz 87.5 – 108Mhz 87.5 – 108Mhz 87.5 – 108Mhz
IMPEDANCE 50 Ohm 50 Ohm 50 Ohm 50 Ohm
V.S.W.R. <1.15:1 <1.15:1 <1.15:1 <1.15:1
MIN. CHANNELS SPACING  >1.5Mhz  >1.5Mhz  >1.5Mhz  >1.5Mhz
BANDWIDTH ( -3db )  300-600Khz  300-600Khz  300-600Khz  300-600Khz
INSERTION LOSS  0.2-0.8db  0.2-0.6db  0.2-0.6db  0.2-0.5db
> 35db > 35db > 35db > 35db
WORKING TEMPERATURE 10-40° 10-40° 10-40° 10-40°
CONNECTOR IN N-7/16 7/16 7/8 7/8
CONNECTOR OUT 7/8 7/8 1+5/8 1+5/8
POWER 1+2KW 2+2KW 4+4KW 5+5KW
WEIGHT 47 Kg 65 Kg 70 Kg 85 Kg
DIMENSIONS (cm) 146x46x42 146x66x42 146x68x42 135x90x70

Price & Info

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