Broadcast Technology Company

1000 Watt Low Pass Filter / Directional Coupler

LPF/DC-1K

 

This low pass filter and directional coupler are housed in a 7" X 5" X 3" Enclosure

 

  • 86-110MHz 1000 watts maximum.
  • 9th order Chebyshev typology.
  • Ultra low loss Teflon PCB; tightly controlled dielectric constant.
  • large #8 awg inductors.
  • 0.12 dB insertion loss maximum; 0.1dB typical.
  • -28dB return loss; -33dB typical.
  • -47dB rejection at 176MHz. That's the 1st harmonic of 88MHz
  • Type "N" Input and Output
  • Solder terminal output for the directional coupler
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    Directional Coupler Specifications

  • Directivity: 25dB typical
  • DC output for sample
  • Frequency response: +/- 0.1dB 
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