Cavity Low-VHF Bandpass — 8-Inch
30-40 MHz, single 8-inch cavity. Tall column (2460 mm) — 13 kg specialist filter.
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Frequency30–40 MHz
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Power35 W
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Insertion loss< 0.5 dB
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ConnectorN-Female
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Weight13 kg
Specifications
Electrical
| Frequency range | 30–40 MHz |
|---|---|
| Power handling | 35 W |
| Insertion loss | <0.5 dB |
| VSWR (max) | 1.5 |
| Impedance | 5 Ω |
Mechanical
| RF connectors | N-Female |
|---|---|
| Weight | 13 kg |
| Dimensions (H × W × D) | 2460 × 482 × 200 mm |
Configuration
| Cavity Count | 1 |
|---|---|
| Cavity Diameter Inch | 8 |
| Frequency Stability | 0.8 ppm/°C |
| Temperature Range | -30°C to +60°C |
| Mounting | 19-inch rack |
| Band | low-vhf |
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
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01
Low-VHF specialist — 30-40 MHz operation
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02
8-inch cavity, 2460 mm vertical column
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03
Tunable across the entire 30-40 MHz range
Technical brief
Low-VHF specialist filter
Low-VHF (30-40 MHz) bandpass requires physically large cavities — this 2460 mm column is the standard. 13 kg, 8-inch diameter.
Need a custom configuration?
Talk to an application engineer about variants, custom tuning, or integration into an existing repeater chassis.