Sirio CX 260 (250-266MHz) J-POLE VHF Base Antenna

Features:

Base station antenna, Mono-band

Low-gain, Omnidirectional

Protection from static discharges DC-Ground

Made of aluminium alloy 6063 T-83

Electrical Data

Type: 3/4λ coaxial J-pole

Frequency range @ SWR ≤1.5:, 250 - 266 MHz

Impedance: 50Ω

Radiation (H-plane): 360° omnidirectional

Radiation (E-plane): beamwidth @ -3 dB = 60°

Polarization: linear vertical

Gain: 2dBd - 4.15 dBi

Max. power (CW) @ 30°C: 250 Watts

Grounding protection: All metal part are DC-grounded, the inner conductor shows a DC-short

Connector: N-female

Mechanical Data

Materials: Aluminium, Brass, Steel, Nylon

Wind load / resistance: 25 N @ 150 Km/h / 180 Km/h

Wind surface: 0.02 m²

Height (approx.): CX 156: 1500 mm

Weight (approx.): 750 gr

Mounting mast: Ø 35-42 mm