Skip to main content
ALUNOR RF

Cavity Pass-Reject VHF (6-Inch)

136-175 MHz, 6-inch cavity pass-reject, 0.3-2 dB IL tunable, 300 W, 3.46 kg.

  • Frequency
    136–175 MHz
  • Power
    3 W
  • Insertion loss
    < 0.3 dB
  • Connector
    N-Female
  • Weight
    3.5 kg
Request quote

Specifications

Electrical
Frequency range 136–175 MHz
Power handling 3 W
Insertion loss <0.3 dB
VSWR (max) 1.5
Impedance 5 Ω
Mechanical
RF connectors N-Female
Weight 3.5 kg
Dimensions (H × W × D) 600 × 152 × 152 mm
Configuration
Cavity Count 1
Cavity Topology Pass-Reject
Cavity Diameter Inch 6
Frequency Stability 0.8 ppm/C
Temperature Range -30C to +60C
Mounting 19-inch rack
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

    6-inch cavity for higher Q than 5-inch

  • 02

    300 W continuous duty

  • 03

    Tunable across 136-175 MHz

Technical brief

## Construction
6-inch cavity tuned for VHF pass-reject filtering, the standard size for most VHF infrastructure deployments. Higher Q-factor than the 5-inch variant.
## Where this fits
Default choice for VHF repeater pre-selection and intermod rejection in collocated multi-transmitter sites.

Need a custom configuration?

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