{"product_id":"heltec-rdc1-radiocore-mini-portable-lora-node-902-928-mhz","title":"Heltec RDC1 RadioCore Mini Portable LoRa Node, 902-928 MHz","description":"\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This is the Heltec \u003cstrong\u003eRDC1 RadioCore Mini Portable LoRa Node\u003c\/strong\u003e at \u003cstrong\u003e902–928 MHz\u003c\/strong\u003e, TX \u003cstrong\u003e21±1 dBm\u003c\/strong\u003e. Choose your RadioCore: \u003cstrong\u003eRC32\u003c\/strong\u003e (ESP32-S3 + SX1262) or \u003cstrong\u003eRC52\u003c\/strong\u003e (nRF52840 + SX1262). Each option \u003cstrong\u003eincludes\u003c\/strong\u003e the matching RadioCore module.\u003c\/p\u003e\n\u003cp\u003eRDC1 is a compact, carry-friendly LoRa node built on RadioCore — silicone enclosure, onboard PCB antenna, and a USB-C lanyard cable for power on the go. No battery included; power via USB-C (for example a phone charger).\u003c\/p\u003e\n\u003ch3 style=\"margin-top: 1.25em;\"\u003eKEY FEATURES\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChoose \u003cstrong\u003eRC32 (ESP32-S3 + SX1262)\u003c\/strong\u003e or \u003cstrong\u003eRC52 (nRF52840 + SX1262)\u003c\/strong\u003e — both \u003cstrong\u003e902–928 MHz\u003c\/strong\u003e, TX \u003cstrong\u003e21±1 dBm\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSoft \u003cstrong\u003esilicone enclosure\u003c\/strong\u003e with small footprint for everyday carry.\u003c\/li\u003e\n\u003cli\u003eIntegrated \u003cstrong\u003ePCB antenna\u003c\/strong\u003e; USB-C 5 V power.\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003eUSB-C to USB-C lanyard\u003c\/strong\u003e (pull-out cable) for mounting and power.\u003c\/li\u003e\n\u003cli\u003eCompatible with RadioCore \/ Heltec firmware tooling; Meshtastic and related open-source stacks (varies by MCU).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin-top: 1.25em;\"\u003eSPECIFICATIONS\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28%; padding: 6px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72%; padding: 6px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eProduct Name\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eRDC1 RadioCore Mini Portable LoRa Node — 902–928 MHz, 21±1 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eRadioCore options\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e\n\u003cstrong\u003eRC32\u003c\/strong\u003e — ESP32-S3 + LoRa SX1262\u003cbr\u003e\u003cstrong\u003eRC52\u003c\/strong\u003e — nRF52840 + LoRa SX1262\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eFrequency (this listing)\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e902–928 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eTX Power (this listing)\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e21±1 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eEnclosure\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eSilicone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eAntenna\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003ePCB (onboard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eUSB-C 5 V (battery not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eLanyard\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eUSB-C to USB-C pull-out cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e63.15 × 27.72 × 14.95 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eProduct Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e55 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"margin-top: 1.25em;\"\u003eWHAT'S INCLUDED\u003c\/h3\u003e\n\u003cp\u003eSame packing for both RadioCore options (Heltec default packing list). \u003cstrong\u003eEach variant includes the selected RadioCore module\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 × RadioCore (RC32-62 or RC52-62 matching your selection; 902–928 MHz, 21±1 dBm)\u003c\/li\u003e\n\u003cli\u003e1 × RDC1 adapter board\u003c\/li\u003e\n\u003cli\u003e1 × USB-C lanyard\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot included:\u003c\/strong\u003e battery — power via USB-C (for example a phone USB power adapter).\u003c\/p\u003e\n\u003ch3 style=\"margin-top: 1.25em;\"\u003eNOTES\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDo not hang the device by the USB-C port alone — use the metal ring in the middle of the lanyard for secure mounting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRC32 flashing:\u003c\/strong\u003e hold USER, press R once, release USER to enter bootloader; press R again after flashing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRC52 flashing:\u003c\/strong\u003e double-press R to enter DFU mode, then drag-and-drop the firmware to the pop-up drive.\u003c\/li\u003e\n\u003cli\u003eDocs: \u003ca href=\"https:\/\/heltec.org\/project\/rdc1\/\" target=\"_blank\" rel=\"noopener\"\u003eproduct page\u003c\/a\u003e · \u003ca href=\"https:\/\/wiki.heltec.org\/docs\/devices\/open-source-hardware\/radio_core_series\/expansion\/rdc1\/\" target=\"_blank\" rel=\"noopener\"\u003eHeltec wiki\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin-top: 1.25em;\"\u003eVIDEOS\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 0.5em;\"\u003eOfficial Heltec overview of the RadioCore series (platform used by RDC1).\u003c\/p\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; margin-bottom: 1.25em;\"\u003e\n\u003ciframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\" src=\"https:\/\/www.youtube.com\/embed\/nMmfKq-RN_g\" title=\"Heltec RadioCore: Small Board, More Possibilities\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\n\u003c\/div\u003e\n\u003cp style=\"margin-bottom: 0.5em;\"\u003eRadioCore adapter boards and expansion options (same ecosystem as RDC1).\u003c\/p\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; margin-bottom: 1.25em;\"\u003e\n\u003ciframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\" src=\"https:\/\/www.youtube.com\/embed\/gHkqkZDFZh4\" title=\"Small Adapter Boards, More Possibilities | RadioCore\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\n\u003c\/div\u003e\n","brand":"Heltec","offers":[{"title":"RC32 (ESP32-S3 + SX1262)","offer_id":68130299347223,"sku":"U0840","price":29.95,"currency_code":"USD","in_stock":false},{"title":"RC52 (nRF52840 + SX1262)","offer_id":68130299379991,"sku":"U0841","price":29.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1884\/2123\/files\/RC52-2-1.png?v=1793200933","url":"https:\/\/ameridroid.com\/products\/heltec-rdc1-radiocore-mini-portable-lora-node-902-928-mhz","provider":"ameriDroid","version":"1.0","type":"link"}