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ALUNOR RF

6-Channel Cavity Combiner VHF (8-Inch)

6 channel VHF combiner, 136-175 MHz, > 75 dB Tx-Tx isolation, 3.7 dB IL @ 150 kHz, 150 W.

  • Frequency
    136–175 MHz
  • Power
    15 W
  • Isolation
    > 75 dB
  • Insertion loss
    < 3.7 dB
  • Connector
    N-Female
  • Weight
    39 kg
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Specifications

Electrical
Frequency range 136–175 MHz
Power handling 15 W
Insertion loss <3.7 dB
Tx-Rx isolation >75 dB
VSWR (max) 1.5
Impedance 5 Ω
Mechanical
RF connectors N-Female
Weight 39 kg
Dimensions (H × W × D) 850 × 482 × 1156 mm
Configuration
Channels 6
Cavity Diameter Inch 8
Isolation Db 75
Min Spacing Khz 75
Insertion Loss Db At 150khz 3.7
Frequency Stability 0.8 ppm/C
Temperature Range -30C to +60C
Mounting 19-inch rack (26U)
Combiner Type cavity
Verified 2026-05-06 · ALUNOR RF Engineering · source: ALUNOR RF Technical Catalogue 2026-01-21

All measurements at 25 °C, 50 Ω, unless otherwise noted.

Why this product

  • 01

    Six 8-inch cavities + per-channel ferrites

  • 02

    > 75 dB Tx-Tx isolation

  • 03

    39 kg / 26U rack mount

Technical brief

## Topology
Six 8-inch cavities, per-channel ferrite isolation.
## Where this fits
Large VHF infrastructure: six-radio dispatch repeaters, public-safety hubs, multi-tenant tower sites.

Need a custom configuration?

Talk to an application engineer about variants, custom tuning, or integration into an existing repeater chassis.