Sirio SB-2S Marine Antenna with Stainless Steel Bracket

Sirio Antennas

Sirio SB-2S Marine Antenna with Stainless Steel Bracket

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Product code: SPA-SB2S
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£40.00
12 Months 14.9% APR
£4.00
£3.45
£45.36
£40.00
18 Months 14.9% APR
£4.00
£2.30
£45.36
£40.00
24 Months 14.9% APR
£4.00
£1.72
£45.36
£40.00
36 Months 14.9% APR
£4.00
£1.15
£45.36
£40.00
48 Months 14.9% APR
£4.00
£0.86
£45.36
£40.00
12 Months 19.5% APR
£4.00
£3.58
£47.02
£40.00
18 Months 19.5% APR
£4.00
£2.39
£47.02
£40.00
24 Months 19.5% APR
£4.00
£1.79
£47.02
£40.00
36 Months 19.5% APR
£4.00
£1.19
£47.02
£40.00
48 Months 19.5% APR
£4.00
£0.90
£47.02

A unity gain VHF omni directional stainless steel marine antenna designed to work without a ground plane. DC ground to protect against static discharges. Supplied with stainless steel bracket for easy mast top mounting.

Marine antenna, Mono-band

• Unity-gain, Omnidirectional
• Designed to work without Ground Plane
• Protection from static discharges DC-Ground
• Perfect protection against the worst weather conditions
• Provided with stainless steel bracket for an easy installation on mast top
• Stainless steel hardware
• SB 1 S: High quality whip made of brass and copper protected by fiberglass tube
SB 2 S: 17/7 PH tapered stainless steel whip
P/N 2300420.80 SB 1 S
P/N 2301120.80 SB 2 S

Electrical Data
• Type:1/2 λ
• Frequency range at V.S.W.R. ≤ 2:1: 154.4-163.5 MHz
• Impedance: 50Ω unbalanced
• Radiation (H-plane): 360° omnidirectional
• Radiation (E-plane): beamwidth at -3 dB = 60°
• Radiation anlge deg.: 23°
• Polarization: vertical
• Gain: 0 dBd, 2.15 dBi
• Bandwidth at V.S.W.R. 2:1: 9.1 MHz
• V.S.W.R. at res. freq.: ≤ 1.2:1
• Max. power: 100 Watts
• Feed system / Position: Transformer DC-ground / base
• Connection type: UHF-female

Mechanical Data
• Materials:
SB 1 S:Glass fibre, Nylon, Chromed brass
SB 2 S: 17/7 PH Stainless steel, Nylon, Chromed brass
• Height (approx.):
SB 1 S: 1060 mm
SB 2 S: 1050 mm
• Weight (approx.):
SB 1 S: 380 gr
SB 2 S: 330 gr

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