{"product_id":"sirio-spo-420-5","title":"Sirio SPO 420-5 TETRA IoT LoRa 70cm HAM","description":"\u003cp\u003eLooking for a reliable and versatile solution for UHF communication? The \u003cstrong\u003eSirio SPO 420-5 UHF base antenna\u003c\/strong\u003e is designed for professionals and radio amateurs who expect maximum flexibility and stable performance. With a wide \u003cstrong\u003efrequency range of 420 to 470 MHz\u003c\/strong\u003e, this Sirio antenna is perfectly suited for applications such as \u003cstrong\u003eTETRA, LoRa, Sigfox, ISM, and 70cm HAM\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThanks to its collinear design, this antenna delivers efficient signal distribution with reliable coverage, without the need for tuning. This means: install and ready to use immediately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStable coverage for diverse applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe omnidirectional radiation ensures \u003cstrong\u003euniform 360° coverage\u003c\/strong\u003e, ideal for networks where multiple users or systems are active simultaneously. Whether you are working with \u003cstrong\u003eIoT applications such as LoRa and Sigfox\u003c\/strong\u003e or professional communication systems like TETRA: this UHF base antenna offers consistent performance.\u003c\/p\u003e\n\u003cp\u003eWith a \u003cstrong\u003egain of 5.15 dBi\u003c\/strong\u003e, the antenna provides strong and stable signal transmission, while the low VSWR (≤ 1.5) ensures minimal losses.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRobust, low-maintenance, and weather-resistant\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Sirio SPO 420-5 is built for long-term use, both on land and in maritime environments. The sturdy fiberglass radome protects the internal radiating element from weather influences, while anodized aluminum and stainless steel ensure extra durability.\u003c\/p\u003e\n\u003cp\u003eThe integrated DC-ground protection prevents damage from static discharge, contributing to safe and reliable operation.\u003c\/p\u003e\n\u003cp\u003eEasy installation, immediately deployable\u003c\/p\u003e\n\u003cp\u003eWith the included aluminum mounting brackets and stainless steel fastening material, you can easily mount this Sirio antenna on a mast (Ø 35–54 mm). No tuning needed – you are immediately operational.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey features\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFrequency range: 420 – 470 MHz (broadband UHF)\u003c\/li\u003e\n\u003cli\u003eGain: 3 dBd \/ 5.15 dBi\u003c\/li\u003e\n\u003cli\u003eOmnidirectional coverage (360° range)\u003c\/li\u003e\n\u003cli\u003eSuitable for TETRA, LoRa, Sigfox, ISM, and 70cm HAM\u003c\/li\u003e\n\u003cli\u003eDC-ground protection against static discharge\u003c\/li\u003e\n\u003cli\u003eRobust construction for outdoor and maritime use\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eA smart choice for any professional installation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhether you are setting up an IoT network, optimizing an existing installation, or need reliable communication in the field: with this Sirio antenna, you choose quality, durability, and performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTip\u003c\/strong\u003e: order a \u003ca href=\"https:\/\/www.deltron.nl\/collections\/connectoren-en-adapters\" title=\"Collectie connectoren en adapters bij Deltorn\"\u003esuitable connector or adapter\u003c\/a\u003e directly, so that your installation is complete immediately and you can get started right away.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReady for reliable communication and maximum flexibility?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOrder the Sirio SPO 420-5 today and experience the power of a professional UHF base antenna for yourself.\u003c\/p\u003e","brand":"Sirio","offers":[{"title":"Default Title","offer_id":44158212669625,"sku":"2115120420","price":174.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/3052\/8953\/files\/Sirio-SPO-420-5.png?v=1715710278","url":"https:\/\/www.deltron.nl\/en\/products\/sirio-spo-420-5","provider":"Deltron","version":"1.0","type":"link"}