Chris Scott & Associates - www.scott-inc.com

High Pass & Low Pass Filters

(optimized design - see actual performance below)

10 Megahertz Low Pass Filter
Compact cylindrical BNC design - ORDERING
This 10 Mhz low-pass filter is designed to prevent spectrum analyzer overload and intermodulation when conducting AM broadcast station measurements in the presence of strong FM band energy.  This product is offered separately, or as an LP-3 loop antenna accessory.

Actual two-port measured performance:

10-30 MHz

10-200 MHz

Specifications

  • Cutoff Frequency 10 MHz
  • Impedance: 50 ohms
  • Connectors: BNC
  • Maximum VSWR < 8 Mhz 1.6:1
  • Maximum attenuation < 8 Mhz: .5 dB
  • Maximum operating level: +20 dBm
  • Minimum Attenuation > 15 Mhz: 30 dB
  • Construction: Plated brass.
 
175 Megahertz High Pass Filter
Compact cylindrical BNC design - ORDERING
This 175 Mhz high pass filter is designed to prevent spectrum analyzer overload and intermodulation when measuring FM harmonic levels, either when connected to a standard dipole antenna, or when connected directly to a transmitter sample port.

Actual two-port measured performance:

100-200 MHz

90-500 MHz

50-2000 MHz

Specifications

  • Cutoff Frequency 175 MHz
  • Impedance: 50 ohms
  • Connectors: BNC
  • Maximum VSWR > 175 Mhz 1.6:1
  • Maximum attenuation 175-400: 1 dB
  • Maximum operating level: +20 dBm
  • Minimum Attenuation at highest fm channel: 31 dB
  • Construction: Plated brass
Partial listing of clients and customers

Specifications and pricing subject to change

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