{"product_id":"sirio-sa-270-sn-vhf-uhf-fiberglass-hi-gain-dual-band-antenna","title":"Sirio SA 270 SN VHF\/UHF Fiberglass Hi-Gain Dual Band Antenna","description":"\u003cp\u003eModel: sa270snShipping Weight: 3.5lbsManufactured by: Sirio AntennaGround Plane colinear dual-band antenna for base station service working on the radio-amateur frequency of 2m\/70cm. The radial whip is of brass inserted in a conic fiberglass tube for a perfect protection from the worst climates and the radials are of stainless steel to get the maximun strength. They are supplied with a solid aluminium bracket for an easy installation on the support mast. Works for for VHF 143-149 MHz, UHF 440-450 MHz Electrical Data    Type:  VHF: 1\/2‘é colinear  UHF: 2 x 5\/8‘é colinear  Frequency range @ SWR äŠ_2:  VHF 143-149 MHz, UHF 440-450 MHz  Impedance: 50‘© Radiation (H-plane): 360ŒÁ omnidirectional  Radiation (E-plane):  VHF: beamwidth @ -3 dB = 68ŒÁ  UHF: beamwidth @ -3 dB = 36ŒÁ  Radiation angle: 0ŒÁ  Polarization: linear vertical  Gain:  VHF: 1 dBd - 3.15 dBi  UHF: 3.3 dBd - 5.45 dBi  Max. power (CW) @ 30ŒÁC: 200 Watts  Grounding protection: all metal parts are DC-grounded, the inner conductor is coupled capacitively Connector: N-female, gold plated central pin   Mechanical Data  Materials: Fiberglass, Aluminium, Brass, Stainless Steel  Wind load \/ resistance: 37 N @ 150 Km\/h \/ 200 Km\/h  Wind surface: 0.03 mŒ_ Height (approx.): 1325 mm  Weight (approx.): 810 gr  Radial length (approx.): 170 mm  Mounting mast: íÖ 35-54 mm\u003c\/p\u003e","brand":"vendor-unknown","offers":[{"title":"Default Title","offer_id":28736865468480,"sku":"Sirio SA 270 SN VHF\/UHF Fiberglass Hi-Gain Dual Band Antenna","price":49.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0223\/4803\/8208\/products\/sirio_sa270sn.jpg?v=1558459121","url":"https:\/\/www.pjbox.co.uk\/de\/products\/sirio-sa-270-sn-vhf-uhf-fiberglass-hi-gain-dual-band-antenna","provider":"P J Box","version":"1.0","type":"link"}