Features

• Compact FM bandpass filter
• Wall or ceiling mounted
• Optional floor stand available
• 1.5 kW power handling capability (4.0 kW with optional forced air cooling)

Description

Electronics Research, Inc. 935 Series low power FM band pass filter. The filter uses high quality aluminum construction. The filter is easily mountable to a wall or ceiling, The 935 Series is available as a reflective filter or as a constant impedance filter. The 935 Series maintains a compact profile while maintaining high performance. The temperature compensated design is perfect for any low power FM Analog or IBOC applications. (Optional Floor Stand available, Type Number FI900-FL)

Specifications

• Band:
  FM
• Number of Cavities:
  Three (3)
• Cooling Method:
  Convection/Forced Air Optional
• Frequency Range:
  88 to 108 MHz
• Length:
  19.75 in | 501.7 mm
• Width:
  5.49 in | 139.4 mm
• Height:
  48 in | 1219.2 mm
• Mounting Configurations:
  Floor | Wall | Ceiling
• Input Types:
  7/8 inch 50 Ohm EIA Male | 1-5/8 inch 50 Ohm EIA Male
• Output Types:
  7/8 inch 50 Ohm EIA Male | 1-5/8 inch 50 Ohm EIA Male
• Maximum Power Rating:
  1.5 kW | 4.0 kW with optional forced air cooling
• Insertion Loss:
  -0.45 dB at Fc
• Rejection:
  -15 dB ± 1 kHz | -30 dB ± 1.8 MHz
• VSWR:
  1.10:1, max. ± 200 kHz
• Group Delay:
  60 ns ± 200 kHz

Models Available:

• 935A
  ERI Model 935A FM Band Pass Filter, three cavities, floor mounted, convection cooled. 1.5 kW power rating. 7/8-inch input and output. Includes mounting tabs for wall or ceiling mount, hardware not included.
• 935B
  ERI Model 935B FM Band Pass Filter, three cavities, floor mounted, forced air cooled. 4 kW power rating. 7/8-inch input and 7/8 output. Includes mounting tabs for wall or ceiling mount, hardware not included.
• 935C
  ERI Model 935C FM Band Pass Filter, three cavities, floor mounted, convection cooled. 1.5 kW power rating. 7/8-inch input and 1-5/8 output. Includes mounting tabs for wall or ceiling mount, hardware not included.
• 935D
  ERI Model 935D FM Band Pass Filter, three cavities, floor mounted, forced air cooled. 4 kW power rating. 7/8-inch input and 1-5/8 output. Includes mounting tabs for wall or ceiling mount, hardware not included.
• 935E
  ERI Model 935E FM Band Pass Filter, three cavities, floor mounted, convection cooled. 1.5 kW power rating. 1-5/8-inch input and 1-5/8 output. Includes mounting tabs for wall or ceiling mount, hardware not included.
• 935F
  ERI Model 935F FM Band Pass Filter, three cavities, floor mounted, forced air cooled. 4 kW power rating. 1-5/8-inch input and 1-5/8 output. Includes mounting tabs for wall or ceiling mount, hardware not included.

Product Brochure

935 Series FM Band Pass Filter Product Brochure

Download File