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FM Bandpass filter 530mm, 59kW, 3 pole

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Description

All of the filters are FM band tunable and convection cooled. The fully adjustable input and output coupling provide superior tuning and performance over the entire FM band. The bandpass filters use an low-loss aluminium and cooper/ silver plated construction for stable high power performance.

Product Features:

  • High power filter
  • Temperature stabilized
  • Retunable
  • 10-year comprehensive warranty

High power temperature stabilized FM filters with 3 Pole, capable to handling power up to 59 kW. Used as a reflective band pass filter or as part of a channel combiner, they provide channel isolation for channels as close as 800 kHz. FM band tunable and simple tuning along with a tuner design that does not use spring fingers ensures a solid reliable product for years of broadcast service.

All average power values and technical data refer to an ambient temperature of + 20-25 °C with normal air flow. The product will have a maximum surface temperature of + 70 °C. Maximum power capacity may be lower depending on channel allocation.

Data in tables is typical. The filter can be tuned for other specifications or bandwidths, please contact us for a specification designed for your requirements.

Specifications:

ARTICLE BPF23C53B-0044 BPF23C53B-0046 BPF23C53A-0044 BPF23C53A-0046
FREQUENCY 87 – 108 MHz 87 – 108 MHz 87 – 108 MHz 87 – 108 MHz
MAX POWER INPUT 59kW 59kW 50kW 50kW
IMPEDANCE 50 Ohm 50 Ohm 50 Ohm 50 Ohm
VSWR <1.05 (>32 dB) <1.05 (>32 dB) <1.05 (>32 dB) <1.05 (>32 dB)
INSERTION LOSS
Centre frequency 0.1 dB 0.1 dB 0.1 dB 0.1 dB
BANDWIDTH
± 200 kHz 0.1 dB 0.1 dB 0.1 dB 0.1 dB
STANDARD CONNECTION 4 1/2” unflange 1 x 4 1/2” unflange and 1 x 6 1/8” unflange 4 1/2” unflange 1 x 4 1/2” unflange and 1 x 6 1/8” unflange
DIMENSIONS AND WEIGHT
DIMENSIONS (L x W x H)
919 x 622 x 1632 mm 919 x 622 x 1632 mm 919 x 622 x 1632 mm 919 x 622 x 1632 mm
WEIGHT 250kg 250kg 250kg 250kg
Aluminum resonators Aluminum resonators

View the full specifications here.