“Sirio 3‑element beam CB antenna for 27MHz radio – Radioworld UK”
“Sirio 3‑element beam CB antenna for 27MHz radio – Radioworld UK”
“Sirio 3‑element CB beam antenna mounted outdoors for 27MHz operation” - Radiowortld UK
“3‑element directional CB antenna by Sirio for 27MHz communication - Radiowortld UK
“Sirio beam antenna for CB radio 27MHz – 3‑element directional design” - RadioWorld UK
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“Sirio 3‑element beam CB antenna for 27MHz radio – Radioworld UK”
“Sirio 3‑element CB beam antenna mounted outdoors for 27MHz operation” - Radiowortld UK
“3‑element directional CB antenna by Sirio for 27MHz communication - Radiowortld UK
“Sirio beam antenna for CB radio 27MHz – 3‑element directional design” - RadioWorld UK

Sirio Antennas – CB, Amateur & Professional Radio Solutions

Sirio SY‑3 3‑Element CB Antenna Beam | Radioworld UK

£0.00
(£0.00 exc. VAT)
£119.95
(£99.96 exc. VAT) + £15.00
Please note that there is an extra charge for deliveries exceeding 1.0 meter.
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Product code: 11-123
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£119.95
12 Months 14.9% APR
£12.00
£10.34
£136.04
£119.95
18 Months 14.9% APR
£12.00
£6.89
£136.04
£119.95
24 Months 14.9% APR
£12.00
£5.17
£136.04
£119.95
36 Months 14.9% APR
£12.00
£3.45
£136.04
£119.95
48 Months 14.9% APR
£12.00
£2.58
£136.04
£119.95
12 Months 19.5% APR
£12.00
£10.75
£141.00
£119.95
18 Months 19.5% APR
£12.00
£7.17
£141.00
£119.95
24 Months 19.5% APR
£12.00
£5.38
£141.00
£119.95
36 Months 19.5% APR
£12.00
£3.58
£141.00
£119.95
48 Months 19.5% APR
£12.00
£2.69
£141.00

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“Sirio 3‑element beam CB antenna for 27MHz radio – Radioworld UK”

Sirio SY‑3 3‑Element CB Antenna Beam | Radioworld UK


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The Sirio SY‑3 3‑Element CB Antenna Beam, available at Radioworld UK, is designed for outstanding signal reception and transmission. Its three‑element directional design provides superior gain and directivity, making it the perfect solution for long‑range communication. Crafted from premium materials, the SY‑3 delivers durability, consistent performance, and straightforward installation.

Ideal for CB radio enthusiasts and professional truck drivers, this antenna enhances both reception and transmission quality, ensuring reliable communication over extended distances. Compact yet powerful, the SY‑3 is a trusted choice for upgrading any CB radio setup.


Technical Specifications

  • Type: 3‑element directional beam CB antenna

  • Frequency Range: 26 – 30 MHz (CB band coverage)

  • Gain: ~7–8 dBi (optimized for long‑range performance)

  • Front‑to‑Back Ratio: > 20 dB (excellent interference rejection)

  • Maximum Power Handling: 1000 W (PEP)

  • Impedance: 50 Ω

  • Connector: Standard SO‑239 / PL‑259

  • Material: High‑quality aluminium alloy with weather‑resistant finish

  • Boom Length: ~3.5 m (compact design for installation)

  • Element Diameter: 30–35 mm reinforced tubing

  • Mounting: Mast‑mount compatible, adjustable brackets included

  • Weight: 9–10 kg.


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