Marine antennas — Sirio
Sirio SB3 U masthead
Marine VHF masthead antenna 155.8–161.1 MHz, base-loaded 1/2 λ, 1465 mm fibreglass whip, UHF female
The Sirio SB3 U is a marine VHF antenna (155.8–161.1 MHz) for masthead mounting, base-loaded 1/2 λ, with a 1465 mm fibreglass whip and 2.15 dBi of gain.
Key features
Masthead
Stainless M1 mount.
Fibreglass whip
1465 mm tall.
UHF female
SO-239 connector.
Specifications
| Frequency | 155.8–161.1 MHz |
| Type | Base-loaded 1/2 λ |
| Gain | 2.15 dBi |
| Maximum power | 100 W short-term |
| Whip | Fibreglass |
| Height | 1465 mm |
| Mount | Stainless M1 |
| Connector | UHF female |
HamRadioShop | Marine antennas
