| Sirio SDB-270 - VHF/UHF Dual Band Mobile Antenna | |
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| Features: • Mobile antenna, Dual-band • Omnidirectional, Unity-gain • 17/7 PH stainless steel spring whip • 90° inclination and adjustable whip, detachable for car-washes access Electrical Data: • Type: VHF 1/4 λ , UHF 3/4 λ • Design frequency: VHF 145 MHz, UHF 435 MHz • Impedance: 50Ω unbalanced • Radiation (H-plane): 360° omnidirectional • Polarization: vertical • Gain: 0 dB ref. to a λ /4 whip • Bandwidth at V.S.W.R. 2:1: VHF 17 MHz, UHF 40 MHz • V.S.W.R. at res. freq.: VHF ≤ 1.5:1, UHF ≤ 1.2:1 • Max Power: 100 Watts • Feed System / Position: Direct / Base • Standard mount: "SL-S" • Cable Type / Length: 5 m / RG 58 Mechanical Data: • Materials: Stainless Steel 17/7 PH, Chromed Brass • Height (approx.): 535 mm • Weight (approx.): 360 gr • Mounting Hole: Ø 19 mm |
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