87-108 MHz 70kW/120 kW FM Combiner High Power Balanced CIB FM Transmitter Combiner 3 Cavity Duplexer for FM Radio Station

Configuration

CIB

CIB

Frequency Range

87 - 108 MHz

87 - 108 MHz

Min. Frequency Spacing

1.5 MHz

1.5 MHz *

Narrowband input

Max. Input Power

30 kW

30 kW **

VSWR

≤ 1.1

≤ 1.1

Insertion loss

f0

≤ 0.15 dB

≤ 0.15 dB

f0±300kHz

≤ 0.15 dB

≤ 0.15 dB

f0±2MHz

≥ 25 dB

≥ 25 dB

f0±4MHz

≥ 40 dB

≥ 60 dB

NB to WB isolation

≥ 35 dB

≥ 35 dB

Wideband input

Max. Input Power

70 kW **

120 kW **

VSWR

≤ 1.1

≤ 1.1

Insertion loss

≤ 0.1 dB

≤ 0.1 dB

WB to NB isolation

≥ 50 dB

≥ 50 dB

Connectors

4 1/2"

R 6 1/8"

Number of cavities

3

3

Dimensions

1293 × 1067 × 1234 mm

1295 × 1070 × 1235 mm

Weight

~ 323.161 kg

~ 330.23 kg

Notice: 

* Combiner with frequency spacing less than 1 MHz can be customized.

** The sum of NB and WB input power should be less than 50kW.