Cavity Combiners

Cavity Combiners
Cavity Combiners Cavity Combiners

PIM Certified Cavity Transmitter Combiners Are Now Available From Excelwave Technologies.

Transmitter combiners enable multiple transmitters operating at different channel frequencies share one transmission antenna in a land mobile radio system.

Excelwave Technologies designs and manufactures various types of combiners for different frequency ranges and different number of channels. These designs are optimized for minimum insertion loss, maximum channel to channel isolation and rack space efficiency.

  • PIM certified for -120dBc@2*43dBm (330MHz-960MHz)
  • 75W, 125W and 200W per channel options are available
  • Certified for 100% duty cycle full power operation
  • High power isolators for full power reflection
  • Stable performance in wide temperature range from -300C to +750C
  • Low insertion loss and VSWR
  • Different number of channels for 138-174MHz and 330-512MHz are available
  • Custom mounting method is available



Please send your request to with following information:

  • Number of channels
  • Channel frequencies
  • Chanel to channel isolation
  • Mounting method
  • Power per channel


Freguency Range:
Power Rating:
Tx-Tx spacing:
Tx-Tx Isolation:
Channel numbers:
Part No. Description Freguency Range Power Rating Type Tx-Tx spacing Tx-Tx Isolation Channel numbers