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VHF Preselector — 145-175 MHz

  • Frequency
    145–175 MHz
  • Connector
    N(f)
  • Weight
    0.5 kg
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Specifications

Electrical
Frequency range 145–175 MHz
VSWR (max) 1.5
Impedance 5 Ω
Mechanical
RF connectors N(f)
Weight 0.5 kg
Configuration
Bandwidth Min Mhz 2
Il Typ Db 1.3
Il Max Db 1.6
Temperature Range -30°C to +60°C
Filter Type Bandpass
Insertion Loss ≤ 1.6 dB (typ.1.3)
Dimensions 166 x 103 x 34 mm
Rf Connectors N(f)
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

    VHF 145-175 MHz coverage

  • 02

    ≥ 2 MHz tunable bandwidth

  • 03

    Compact 0.52 kg enclosure for tight installations

Technical brief

VHF preselector

VHF counterpart to the UHF preselectors. 2 MHz minimum tunable bandwidth — the slightly tighter window reflects VHF channel spacing norms.

Need a custom configuration?

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