{"product_id":"analog-hotspot-transceiver-3rd-generation","title":"Analog HotSpot - Transceiver 70cm UHF or 2m VHF 500mW CE - 3rd gen","description":"\u003cstyle\u003e\n\/* RF.Guru Shopify product page styles (standard) *\/\nh2, h3, h4 { font-weight: bold; margin-top: 1.2em; }\nul { margin-left: 1.2em; margin-bottom: 0.8em; }\nul li { margin-bottom: 0.4em; }\np { margin-bottom: 0.8em; }\n\n\/* Inline note *\/\n.inline-note { color: #8a8a8a; font-style: italic; display:block; margin-top:0.3em; }\n\n\/* Info box (yellow variant) *\/\n.cert-box,\n.handmade-box {\n  background: #fff8e5;\n  border: 1px solid #f0d78c;\n  border-radius: 6px;\n  padding: 0.8em;\n  margin: 1.2em 0;\n}\n.cert-box b,\n.handmade-box b { color:#b26d00; }\n\n\/* Specs table *\/\n.specs-table { width: 100%; border-collapse: collapse; margin: 1em 0; }\n.specs-table th, .specs-table td { border: 1px solid #ddd; padding: 6px 8px; text-align: left; }\n.specs-table thead th { background: #f7f7f7; }\n\n\/* Responsive video *\/\n.video-container {\n  position: relative;\n  width: 100%;\n  aspect-ratio: 16 \/ 9;\n  border-radius: 12px;\n  overflow: hidden;\n  margin: 1em 0;\n}\n.video-container iframe {\n  width: 100%;\n  height: 100%;\n  border: 0;\n}\n\n\/* Mini-FAQ *\/\n.mini-faq {\n  background: #f9f9f9;\n  border: 1px solid #ddd;\n  border-radius: 6px;\n  padding: 1em;\n  margin-top: 2em;\n}\n.mini-faq h3 { margin-top: 0; }\n.mini-faq ul { list-style: none; padding-left: 0; margin: 0; }\n.mini-faq li { margin-bottom: 0.6em; }\n.mini-faq li b { margin-right: .3em; }\n\n\/* Blue technical highlight box *\/\n.tech-box {\n  background: #eef6fb;\n  border: 1px solid #c6d9e8;\n  border-radius: 6px;\n  padding: 1em;\n  margin-top: 1.5em;\n  margin-bottom: 1.5em;\n  font-size: 0.95em;\n  line-height: 1.5em;\n}\n\u003c\/style\u003e\n\u003c!-- REFURBISHED + CE BOXES --\u003e\n\u003cdiv class=\"handmade-box\"\u003e\n\u003cb\u003eAssembled and fully tested\u003c\/b\u003e — Previous-generation units, assembled and fully tested. These units will remain available only while stock lasts. They are ready to ship faster than new production units and are offered at a better price.\u003c\/div\u003e\n\u003cdiv class=\"cert-box\"\u003e\n\u003cb\u003eCE Certified\u003c\/b\u003e — Fully tested for safety, quality, and compliance.\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0605\/4402\/4764\/files\/Analog_UHF_Hotspot_-_CE_CERT.pdf?v=1734695204\" target=\"_blank\"\u003eDownload CE Certificate (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cert-box\"\u003e\n\u003cb\u003eSoftware - Howto - Instructions - Manual - Documentation\u003c\/b\u003e\u003cbr\u003e\u003ca href=\"https:\/\/github.com\/Guru-RF\/Analog-HotSPOT-SVXLink\/blob\/main\/README.md\"\u003eAnalog Hotspot Repository\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c!-- INTRO --\u003e\n\u003ch2\u003e\u003cb\u003eAnalog HotSpot - Transceiver\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eThis \u003cb\u003erefurbished Analog Transceiver\/Hotspot\u003c\/b\u003e gives you the same compact and robust hotspot platform at a lower price. These are units that came back to us because of a return, a replacement workflow, or a repair case. In many cases, there was \u003cb\u003enothing wrong with the hotspot at all\u003c\/b\u003e. In other cases, we replaced parts such as the \u003cb\u003eRF board\u003c\/b\u003e or \u003cb\u003eRaspberry Pi\u003c\/b\u003e, then fully re-tested the complete unit.\u003c\/p\u003e\n\u003cp\u003eBecause we often ship replacement units \u003cb\u003ebefore receiving or testing the returned one\u003c\/b\u003e to save time for our customers, we regularly build up refurbished stock that is already repaired, checked, and ready to go. That means \u003cb\u003efaster availability\u003c\/b\u003e and \u003cb\u003ebetter pricing\u003c\/b\u003e, without changing what the unit is intended to do.\u003c\/p\u003e\n\u003cp\u003eThe platform itself is our \u003cb\u003e3rd generation Analog HotSpot\u003c\/b\u003e, with the redesigned power stage, improved filtering, stronger thermal design, and a precision-machined \u003cb\u003ealuminium enclosure\u003c\/b\u003e. Output power is \u003cb\u003e26-28 dBm (~300-500 mW)\u003c\/b\u003e. The included \u003cstrong\u003eNoTenna2\u003c\/strong\u003e attenuates the output to an \u003cstrong\u003eEIRP\u003c\/strong\u003e of roughly \u003cstrong\u003e50 mW\u003c\/strong\u003e by absorbing most of the RF energy. If you need more range, you can simply connect an external antenna.\u003c\/p\u003e\n\u003cp\u003eIt is a compact and robust analog communications hotspot built around a Raspberry Pi. Choose between the \u003cb\u003eUHF 70 cm version (400–480 MHz)\u003c\/b\u003e or the \u003cb\u003eVHF 2 m version (134–174 MHz)\u003c\/b\u003e. Thanks to its \u003cb\u003eWolfson WM8960 DAC\/ADC\u003c\/b\u003e, it runs flawlessly as an \u003cb\u003eEchoLink \/ SVXLink analog hotspot\u003c\/b\u003e.\u003cbr\u003e\u003cspan class=\"inline-note\"\u003e* Currently only an SVXLink Bookworm image is available for SVXLink and EchoLink.\u003c\/span\u003e\u003c\/p\u003e\n\u003c!-- REFURBISHED BOX --\u003e\n\u003cdiv class=\"tech-box\"\u003e\n\u003ch3\u003e\u003cb\u003eWhy Choose Refurbished\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFaster shipment\u003c\/b\u003e — refurbished units are already assembled, repaired if needed, and tested.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBetter pricing\u003c\/b\u003e — same product class, lower cost than a new build.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFully checked\u003c\/b\u003e — every unit is verified before it leaves here again.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRepaired where necessary\u003c\/b\u003e — defective subassemblies such as the RF board or Raspberry Pi are replaced when needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNo compromise in intended use\u003c\/b\u003e — same hotspot concept, same software support, same core features.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- WHAT'S NEW BOX --\u003e\n\u003cdiv class=\"tech-box\"\u003e\n\u003ch3\u003e\u003cb\u003e3rd Generation Hardware Platform\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eImproved DC filtering\u003c\/b\u003e — additional LC filtering stages drastically reduce noise and ripple on the power line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEnhanced thermal design\u003c\/b\u003e — precision aluminium top enclosure for superior heat dissipation during continuous-duty operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eReinforced RF chain\u003c\/b\u003e — cleaner TX signal, improved stability, and excellent spurious suppression.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMechanically stronger housing\u003c\/b\u003e — the aluminum enclosure includes a dedicated antenna aperture to allow Wi-Fi operation while maintaining overall shielding effectiveness.\u003c\/li\u003e\n\u003cli\u003eIncluded \u003cstrong\u003eNoTenna2\u003c\/strong\u003e attenuates the output to an \u003cstrong\u003eEIRP\u003c\/strong\u003e of roughly \u003cstrong\u003e50 mW\u003c\/strong\u003e by absorbing most of the RF energy. If you need more range, you can simply connect an external antenna.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003e\u003cb\u003eSpecs at a Glance\u003c\/b\u003e\u003c\/h3\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003eUHF: 400–480 MHz\u003cbr\u003eVHF: 134–174 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e26-28 dBm (~300-500 mW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRX Sensitivity\u003c\/td\u003e\n\u003ctd\u003eUHF: −109 dBm @ 12 dB SINAD\u003cbr\u003eVHF: −104 dBm @ 12 dB SINAD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandwidth\u003c\/td\u003e\n\u003ctd\u003e12.5 kHz \/ 25 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClock Stability\u003c\/td\u003e\n\u003ctd\u003e1 ppm KDS TCXO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudio Codec\u003c\/td\u003e\n\u003ctd\u003eWolfson WM8960 ADC \/ 1 W DAC (48 kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eCE Certified (UHF worst-case spurious −86.23 dBc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower with Pi Zero W\u003c\/td\u003e\n\u003ctd\u003e~400 mA RX \/ ~600 mA TX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cb\u003eIncluded with the Product\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eComplete tested refurbished device\u003c\/b\u003e in a precision aluminium enclosure\u003c\/li\u003e\n\u003cli\u003ePreloaded SD card with our latest image\u003c\/li\u003e\n\u003cli\u003eA \u003cspan\u003e2 W terminated indoor antenna (50 Ω)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"video-container\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/PkB4cYMBg48?rel=0\u0026amp;vq=hd1080\u0026amp;autoplay=1\u0026amp;mute=1\u0026amp;playsinline=1\u0026amp;controls=1\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eENIG-finished PCB (Electroless Nickel Immersion Gold)\u003c\/li\u003e\n\u003cli\u003eIndependent TX\/RX frequencies, CTCSS, CDCSS\u003c\/li\u003e\n\u003cli\u003eAdjustable RX\/TX gain levels\u003c\/li\u003e\n\u003cli\u003eStatus LEDs: Signal\/Tone, TX\/PTT\u003c\/li\u003e\n\u003cli\u003eUltra-stable 1 ppm TCXO\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003ePower Consumption with Pi Zero W\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eReceive:\u003c\/b\u003e ~400 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTransmit:\u003c\/b\u003e ~600 mA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eUHF Version Measurements\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eAll measurements in this section apply to the \u003cb\u003eUHF version\u003c\/b\u003e. VHF measurements follow in the section below.\u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eSensitivity Measurements\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003eThe \u003cb\u003e12 dB SINAD\u003c\/b\u003e sensitivity was determined using a 1 kHz tone FM-modulated at a \u003cb\u003e2.5 kHz deviation\u003c\/b\u003e and injected into the receiver. This provides an accurate representation of real-world listening performance, fully aligned with industry-standard SINAD measurement procedures.\u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eCompliance Measurements\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003eAll tests conducted with a calibrated \u003cb\u003eVector Network Analyzer (VNA)\u003c\/b\u003e and \u003cb\u003e36 dB attenuator\u003c\/b\u003e. Worst-case harmonic: \u003cb\u003e−63.56 dBc\u003c\/b\u003e (3rd), far surpassing ETSI EN 300 220 (≥43 dB below carrier for ≤30 dBm TX). This offers an extra safety margin of \u0026gt;20 dB. Spectrum confirms excellent spurious suppression and clean transmission inside the 12.5 kHz channel.\u003c\/p\u003e\n\u003cp\u003eCompared with top brands like \u003cb\u003eKenwood\u003c\/b\u003e, \u003cb\u003eIcom\u003c\/b\u003e, and \u003cb\u003eYaesu\u003c\/b\u003e, our module demonstrates \u003cb\u003esuperior spectral purity\u003c\/b\u003e, placing it on par with commercial-grade equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"inline-note\"\u003eThese measurements reflect the hardware platform used for this refurbished product line. Each refurbished unit is checked again before shipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eSpectrum\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cimg alt=\"SVXLink UHF Transceiver2 Spectrum\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0605\/4402\/4764\/files\/Tranceiver2-UHF-SPECTRUM-36dB.webp?v=1741034641\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eHarmonics\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cimg alt=\"SVXLink UHF Transceiver2 Harmonics\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0605\/4402\/4764\/files\/Tranceiver2-UHF-HARMONICS-36dB.webp?v=1741034641\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eChannel Power\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cimg alt=\"SVXLink UHF Transceiver2 Channel Power\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0605\/4402\/4764\/files\/Tranceiver2-UHF-CP-36dB.webp?v=1741034641\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eVHF Version Measurements\u003c\/b\u003e\u003c\/h3\u003e\n\u003ch4\u003e\u003cb\u003eSensitivity Measurements\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003eThe \u003cb\u003e12 dB SINAD\u003c\/b\u003e sensitivity was determined using a 1 kHz tone FM-modulated at a \u003cb\u003e2.5 kHz deviation\u003c\/b\u003e and injected into the receiver. This provides an accurate representation of real-world listening performance.\u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eCompliance Measurements\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003eAll measurements conducted with a calibrated \u003cb\u003eVector Network Analyzer (VNA)\u003c\/b\u003e and \u003cb\u003e36 dB attenuator\u003c\/b\u003e. Worst-case harmonic: \u003cb\u003e−53.07 dBc\u003c\/b\u003e (2nd harmonic), comfortably exceeding ETSI EN 300 220 CE RED requirements. This provides an \u003cb\u003eextra safety margin of over 10 dB\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp\u003eThe spectrum confirms excellent spurious emission suppression and clean transmission within 12.5 kHz bandwidth. Compared to leading brands (\u003cb\u003eKenwood, Icom, Yaesu\u003c\/b\u003e), our module delivers \u003cb\u003eequal or superior spectral purity\u003c\/b\u003e, placing it in the same performance league as established commercial radios.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"inline-note\"\u003eThese measurements reflect the hardware platform used for this refurbished product line. Each refurbished unit is checked again before shipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eMeasurements\u003c\/b\u003e\u003c\/h3\u003e\n\u003ch4\u003e\u003cb\u003eSpectrum\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cimg alt=\"SVXLink Transceiver2 Spectrum\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0605\/4402\/4764\/files\/Tranceiver2-VHF-SPECTRUM-36dB.webp?v=1745840002\"\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eHarmonics\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cimg alt=\"SVXLink Transceiver2 Harmonics\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0605\/4402\/4764\/files\/Tranceiver2-VHF-HARMONICS-36dB.webp?v=1745840018\"\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eChannel Power\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cimg alt=\"SVXLink Transceiver2 Channel Power\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0605\/4402\/4764\/files\/Tranceiver2-VHF-CP-36dB.webp?v=1745840036\"\u003e\u003c\/p\u003e\n\u003c!-- MINI FAQ --\u003e\n\u003cdiv class=\"mini-faq\"\u003e\n\u003ch3\u003e\u003cb\u003eMini-FAQ\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWhat does refurbished mean here?\u003c\/b\u003e — These are returned, replacement-cycle, or repaired units that have been checked, repaired where needed, and tested again before resale.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIs it the same as the new model?\u003c\/b\u003e — It is the same core Analog HotSpot platform with the same intended functionality and compatibility, but sold as refurbished because it was previously used, returned, or repaired.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhy is it cheaper?\u003c\/b\u003e — Because it is not sold as factory-new. Refurbished stock may show minor signs of prior handling or repair, so pricing is lower.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIs it CE certified?\u003c\/b\u003e — Yes. The hardware meets CE RED requirements and the certificate is available above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhich bands are supported?\u003c\/b\u003e — UHF 70 cm (400–480 MHz) or VHF 2 m (134–174 MHz).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCan it act as a hotspot?\u003c\/b\u003e — Yes. Fully compatible with EchoLink and SVXLink.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDigital networks?\u003c\/b\u003e — Via AnalogBridge (DVSwitch): BrandMeister, OpenDMR, Fusion, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOutput power?\u003c\/b\u003e — ~28 dBm (~500 mW).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSensitivity?\u003c\/b\u003e — UHF: −109 dBm \/ VHF: −104 dBm @ 12 dB SINAD.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhat antenna is included?\u003c\/b\u003e — A terminated 50 Ω indoor miniature antenna. \u003cspan class=\"inline-note\"\u003eComplementary antennas are available below for extended coverage.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"RF Guru","offers":[{"title":"UHF \/ Black","offer_id":52909035192662,"sku":"OLD-U-BLACK","price":169.0,"currency_code":"EUR","in_stock":true},{"title":"VHF \/ Black","offer_id":52909035290966,"sku":"OLD-V-BLACK","price":169.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/4402\/4764\/files\/hotspot3-black.webp?v=1770553986","url":"https:\/\/shop.rf.guru\/products\/analog-hotspot-transceiver-3rd-generation","provider":"RF Guru","version":"1.0","type":"link"}