Sirio CX-4-68 4m base

£69.95

Sirio CX-4-68 4m base

SKU: Sirio CX-4-6 Categories: , Tags: , , , , ,
   

Description

The Sirio CX-4-68 is a 4m band base antenna, designed to work between 68 and 73 MHz. Features: – Base station antenna, Mono-band – Low-gain, Omnidirectional – Protection from static discharges DC-Ground – Made of aluminium alloy 6063 T-832 Electrical Data – Type: 3/4λ coaxial J-pole – Frequency range: CX 4-68: tunable 68…73 MHz CX 4-73: tunable 73…78 MHz CX 4-78: tunable 78…83 MHz CX 4-83: tunable 83…88 MHz – Impedance: 50Ω – Radiation (H-plane): 360° omnidirectional – Radiation (E-plane): beamwidth @ -3 dB = 60° – Radiation angle: 3° – Polarization: linear vertical – Gain: 2dBd – 4.15 dBi – Bandwidth @ SWR ≤1.5: CX 4-68: ≥ 1.7 MHz @ 68 MHz CX 4-73: ≥ 2.0 MHz @ 73 MHz CX 4-78: ≥ 2.5 MHz @ 78 MHz CX 4-83: ≥ 2.5 MHz @ 83 MHz – SWR. @ res. freq.: ≤ 1.2 – Max. Power (CW) @ 30°C: 500 Watts – Grounding protection: All metal parts are DC-grounded, the inner conductor shows a DC short – Connector: UHF-female Mechanical Data – Materials: Aluminium, Brass, Stainless Steel, Nylon – Wind load / resistance: 97 N @ 150 Km/h / 150 Km/h – Wind surface: 0.08 m² – Height (approx.): from 2700 to 3360 mm – Weight (approx.): 1900 gr – Mounting mast: Ø 35-42 mm

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