{"product_id":"si4732-esp32-v3-mini-radio-pocket-shortwave-receiver-compact-power","title":"Si4732-ESP32 V3 Mini Radio Pocket Shortwave Receiver - Compact Power","description":"\u003cp\u003eIn this review the Si4732-ESP32 V3 Mini Radio proves to be a compact, feature-packed receiver for hobbyists who want reliable multi-band coverage without a large desktop rig. The single biggest reason to buy is its combination of the SI4732 radio IC and ESP32 processing with the new Firmware 3.0, which noticeably improves seek sensitivity and makes station discovery much easier; that update also simplifies future flashing and keeps the device current. For anyone who needs portable HF, SW, MW and VHF listening in a pocket-sized unit, this is worth considering.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew Firmware 3.0:\u003c\/strong\u003e Improved seek sensitivity and easier firmware flashing make tuning faster and upgrades straightforward.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in Hi-Z and Headphone Amplifier:\u003c\/strong\u003e Enhances audio volume and clarity while improving reception with configurable bandwidth and AGC settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-mode Reception:\u003c\/strong\u003e Supports AM, FM, LSB and USB so users can listen to standard broadcasts and single-sideband ham and utility signals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Dimensions:\u003c\/strong\u003e At roughly 3 x 1.4 x 0.8 in the pocket-sized chassis is easy to carry for outdoor activities like fishing and walks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBright IPS Display:\u003c\/strong\u003e The 1.9-in color screen with adjustable brightness makes frequency and mode information easy to read in varied lighting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Battery Life:\u003c\/strong\u003e The built-in 800mAh battery delivers about 10 hours of listening between charges for extended portable use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis receiver is aimed at shortwave listeners and radio hobbyists who value portability and adjustable receiver parameters such as bandwidth, AGC and soft mute. It is also a good fit for outdoor users who want a compact all-band receiver for travel, parks or short trips where a lightweight unit with long battery life matters.\u003c\/p\u003e\n\u003cp\u003eThose who need broadcast-grade AM\/FM stereo fidelity or expect a large external antenna for weak-signal shortwave DXing may want a larger tabletop radio or a dedicated receiver; the included telescopic antenna is convenient but some users reported mixed results for SW and AM reception compared to a full-size antenna.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompact and lightweight for true pocket portability while still covering HF, SW, MW and VHF.\u003c\/li\u003e\n\u003cli\u003eFirmware 3.0 brings better seek sensitivity and easier upgrades, improving the tuning experience.\u003c\/li\u003e\n\u003cli\u003eBuilt-in Hi-Z circuit and headphone amplifier provide stronger output and improved signal handling.\u003c\/li\u003e\n\u003cli\u003eClear 1.9-in IPS screen with adjustable brightness helps navigate settings outdoors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe small telescopic antenna and compact size mean some users may need an external antenna for optimal SW\/AM DX performance.\u003c\/li\u003e\n\u003cli\u003eAudio and display quality received mixed feedback, so expectations should match the unit's compact class.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSi4732-ESP32 V3 Mini Radio\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReception Modes\u003c\/td\u003e\n\u003ctd\u003eAM \/ FM \/ LSB \/ USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBands\u003c\/td\u003e\n\u003ctd\u003eHF (SW) \/ MW \/ VHF (FM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e1.9-in IPS color screen, adjustable brightness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery\u003c\/td\u003e\n\u003ctd\u003e800mAh, approx 10 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003eAbout 3 x 1.4 x 0.8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecial features\u003c\/td\u003e\n\u003ctd\u003eBuilt-in Hi-Z circuit, headphone amplifier, configurable bandwidth and AGC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Si4732-ESP32 V3 Mini Radio is a strong value for hobbyists who need a truly portable all-band receiver with modern firmware and useful audio hardware upgrades. It pairs excellent sensitivity and anti-interference performance with convenient battery life and a bright display, making it a smart choice for outdoor listening and casual shortwave exploration, while serious DXers may prefer a larger set or external antenna for best weak-signal results.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it support single-sideband reception?\u003c\/strong\u003e\u003cbr\u003eYes, the receiver supports LSB and USB and includes an adjustable BFO for fine tuning SSB signals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the battery last?\u003c\/strong\u003e\u003cbr\u003eThe built-in 800mAh battery provides about 10 hours of listening under typical use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the firmware easy to update?\u003c\/strong\u003e\u003cbr\u003eYes, Firmware 3.0 was designed to make flashing and future upgrades straightforward for users.\u003c\/p\u003e","brand":"GOOZEEZOO","offers":[{"title":"Default Title","offer_id":48636376580315,"sku":"B0FKSPH6PH","price":42.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/719ZpCJXzxL._AC_SL1500.jpg?v=1778560732","url":"https:\/\/gearmusthave.com\/products\/si4732-esp32-v3-mini-radio-pocket-shortwave-receiver-compact-power","provider":"GearMustHave","version":"1.0","type":"link"}