{"product_id":"new-soldered-mmdvm-duplex-hotspot-support-p25-dmr-ysf-nxdn-dmr-slot-1-slot-2-for-raspberry-pi-oled","title":"MMDVM Duplex Hotspot with OLED - DMR, P25, YSF, NXDN, Raspberry Pi","description":"\u003ch2\u003eMMDVM Duplex Hotspot with OLED\u003c\/h2\u003e\u003cp\u003eA fully soldered MMDVM duplex hotspot module designed for amateur radio operators. Built around the MMDVM_HS firmware with dual ADF7021 chips, it supports simultaneous TX and RX on two DMR time slots. Compatible with all current Raspberry Pi models including the Pi Zero, and includes an OLED display for status readout.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDual ADF7021 chips for true duplex operation (SLOT 1 and SLOT 2)\u003c\/li\u003e\n\u003cli\u003e32-bit ARM processor for high performance\u003c\/li\u003e\n\u003cli\u003eSupports DMR, P25, D-Star, System Fusion (YSF), and NXDN\u003c\/li\u003e\n\u003cli\u003eUHF 430-450 MHz and VHF 144\/220 MHz frequency support\u003c\/li\u003e\n\u003cli\u003eUp to 10 mW RF output power\u003c\/li\u003e\n\u003cli\u003eSMA antenna connectors (upper = TX, lower = RX)\u003c\/li\u003e\n\u003cli\u003eOnboard LEDs for TX, RX, PTT, and Mode status\u003c\/li\u003e\n\u003cli\u003eOLED display included\u003c\/li\u003e\n\u003cli\u003eFirmware pre-loaded, upgradeable via software\u003c\/li\u003e\n\u003cli\u003eModem select: STM32_HS_GPIO\u003c\/li\u003e\n\u003cli\u003eMounts on all Raspberry Pi models including Pi Zero\u003c\/li\u003e\n\u003cli\u003eMetal body, portable form factor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMMDVM Duplex Hotspot Module with OLED x1\u003c\/li\u003e\n\u003cli\u003eAntenna x2\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBattery not included. TX and RX frequencies should be set at least 10 MHz apart for optimal performance.\u003c\/p\u003e","brand":"Feliz Shop","offers":[{"title":"Default Title","offer_id":54860102861137,"sku":"\u003cnone\u003e","price":45.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1077\/1693\/6017\/files\/S1112f18e2cc8489c831da7fbf5820bbb4.webp?v=1789150788","url":"https:\/\/storemorales.com\/products\/new-soldered-mmdvm-duplex-hotspot-support-p25-dmr-ysf-nxdn-dmr-slot-1-slot-2-for-raspberry-pi-oled","provider":"Store Morales","version":"1.0","type":"link"}