Sirio cb27s black antenna cb mobile, whip fiber glass
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Sirio Antennas

Sirio CB27S Black Antenna is a high-quality CB mobile antenna featuring a whip made of fiberglass.

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£29.95
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Product code: SB 27 S
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£29.95
12 Months 14.9% APR
£3.00
£2.58
£33.97
£29.95
18 Months 14.9% APR
£3.00
£1.72
£33.97
£29.95
24 Months 14.9% APR
£3.00
£1.29
£33.97
£29.95
36 Months 14.9% APR
£3.00
£0.86
£33.97
£29.95
48 Months 14.9% APR
£3.00
£0.65
£33.97
£29.95
12 Months 19.5% APR
£3.00
£2.68
£35.21
£29.95
18 Months 19.5% APR
£3.00
£1.79
£35.21
£29.95
24 Months 19.5% APR
£3.00
£1.34
£35.21
£29.95
36 Months 19.5% APR
£3.00
£0.89
£35.21
£29.95
48 Months 19.5% APR
£3.00
£0.67
£35.21

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Sirio cb27s black antenna cb mobile, whip fiber glass

Sirio CB27S Black Antenna is a high-quality CB mobile antenna featuring a whip made of fiberglass.


The CB helical-loaded antenna operates at a centre frequency of 27.185 MHz with an impedance of 50 unbalanced. It features omnidirectional radiation in the H-plane and vertical polarization. The antenna offers a bandwidth of 2000 KHz at a Standing Wave Ratio (S.W.R.) of 2:1, with an S.W.R. of 1.3:1 at the resonant frequency. It can handle a maximum power of 30 Watts (CW) continuously and 100 Watts (CW) for short durations. The cable connected to the antenna is 4 meters long and of RG 58 type.

InRegardingechanical data, the CB helical-loaded antenna is constructed using brass, copper, and glass fibre materials. It stands at an approximate height of 1220 mm and weighs around 500 grams. The antenna is designed with a mounting hole of 12.5 mm, ensuring easy installation and stability. Its robust construction and materials contribute to its durability and performance in various conditions.

The CB helical-loaded antenna combines efficient electrical characteristics with sturdy mechanical designated specific specifications and materials to offer reliable performance for CB communication at 27.185 MHz. The antenna's omnidirectional radiation pattern, vertical polarization, and power handling capabilities suit CB radio enthusiasts seeking a dependable and effective antenna solution.

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