Sirio antennas
Home Base CB Antennas
Sirio Vector 4000 CB and 10m Base AntennaThe Sirio Vector 4000 is a 3/4 wave base station antenna for the CB and 10 metre amateur bands, built for high power handling and reliable long distance contacts. - Type: 3/4 wave coaxial J-pole - Frequency range: 27 to 28.5 MHz - Impedance: 50 Ohm unbalanced - Radiation (H-plane): 360 degree omnidirectional - Polarisation: vertical - Gain: 2 dBd, 4.15 dBi - Bandwidth at SWR 2:1: 1350 kHz - SWR at resonant frequency: 1.2:1 or less - Power handling: 1000 W (CW) continuous, 3000 W (CW) short time - Feed system: gamma match at base - Connector: SO239 - Overall length: approximately 8.5 m - Construction: telescopic anti-corodal aluminium alloy 6063 T-832 tubes - Factory tuned at mid-band, tunable by whip length adjustment - Package dimensions (approx.): 144 cm (L) x 18 cm (W) x 13 cm (H), 6.1 kg
Home Base CB Antennas
Sirio 827 5/8 Wave Base Station Antenna (CB & 10m)The Sirio 827 is a 5/8 wave ground plane base station antenna for the CB band and the 10m (28 MHz) amateur band. Its robust construction is built to give long service and extended range from a fixed location. - Type: 5/8 wave ground plane - Frequency range: 26-28 MHz - Gain: 1.5 dBd / 3.65 dBi - Impedance: 50 Ohm unbalanced - Radiation (H-plane): 360 omnidirectional - Polarisation: vertical - Bandwidth at SWR 2:1: 2000 kHz - SWR at resonant frequency: 1.1:1 or better - Maximum power: 1000 Watts (CW) continuous - Feed system: transformer, DC-ground at base - Connector: UHF-female (SO-239) - Materials: aluminium, steel, copper, nylon - Wind load / resistance: 264 N at 150 km/h / 130 km/h - Wind surface: 0.23 m - Length (approx.): 6700 mm - Weight (approx.): 6000 g - Radial length (approx.): 1400 mm - Mounting mast: 35-39 mm
Home Base CB Antennas
Sirio 2016 5/8 Wave CB Base AntennaThe Sirio 2016 is a 5/8 wave ground plane base antenna for the 27 MHz band, offering a low radiation angle for excellent DX and high power handling in a rugged aluminium alloy build. - Type: 5/8λ ground plane - Frequency range: tunable from 26.4 to 28.2 MHz - Impedance: 50Ω - Radiation (H-plane): 360 omnidirectional - Polarisation: linear vertical - Gain: 1.3 dBd (3.45 dBi) - Bandwidth at SWR 2: 2100 KHz - SWR at resonant frequency: 1.1 - Maximum power: 1000 Watts (CW) continuous, 3000 Watts (CW) short time - Feed system: transformer, DC-ground, base fed - Connector: UHF female - Coil protected by a transparent cover - Whip fitted with a waterproof jointing sleeve - Multi element ground plane - Static discharge protection (DC-ground) - Materials: aluminium alloy 6063 T-832, copper, nylon
