{"id":9681266016407,"title":"Mobile SDR QRP HF Transceiver VFO Functional Generator with USB Cable 10K‑220MHz","handle":"mobile-sdr-qrp-hf-transceiver-vfo-functional-generator-with-usb-cable-10k-220mhz","description":"\u003ch3\u003eMobile SDR QRP HF Transceiver VFO Functional Generator with USB Cable 10K‑220MHz\u003c\/h3\u003e\n\u003cp id=\"b\"\u003e\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eVFO Project for DIY Radio Equipment: This Variable Frequency Oscillator (VFO) project is designed for building your own radio equipment, including superheterodyne receivers, direct conversion receivers, SDR, and Ham QRP transceivers.\u003c\/li\u003e\n \u003cli\u003e10kHz to 220MHz Wide Working Range: Covers a broad frequency range from 10kHz to 220MHz, compatible with Pro Mini and platforms, uses standard 128x64 I2C OLED display and Si5351 module for easy integration.\u003c\/li\u003e\n \u003cli\u003eBar Graph S-Meter \u0026amp; 20 Band Presets: Features a bar graph indicator for signal strength (S Meter) with 20 band presets including BCB and HAM frequencies, can also function as an RF or clock generator.\u003c\/li\u003e\n \u003cli\u003eSimple 2-Wire I2C Connection: Supports I2C data transmission with only 2 wires needed to connect the display or Si5351 module, making integration quick and hassle-free.\u003c\/li\u003e\n \u003cli\u003eHigh Stability \u0026amp; Multiple Tuning Steps: Frequency generation offers excellent stability and accuracy with 1Hz, 10Hz, 1kHz, 5kHz, 10kHz, and 1MHz tuning steps, powered by 3.7V 600mAh lithium battery for portable use.\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-07-30T17:34:45+10:00","created_at":"2026-07-27T00:21:00+10:00","vendor":"Walfront","type":"Function 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SDR QRP HF Transceiver VFO Functional Generator with USB Cable 10K‑220MHz\u003c\/h3\u003e\n\u003cp id=\"b\"\u003e\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eVFO Project for DIY Radio Equipment: This Variable Frequency Oscillator (VFO) project is designed for building your own radio equipment, including superheterodyne receivers, direct conversion receivers, SDR, and Ham QRP transceivers.\u003c\/li\u003e\n \u003cli\u003e10kHz to 220MHz Wide Working Range: Covers a broad frequency range from 10kHz to 220MHz, compatible with Pro Mini and platforms, uses standard 128x64 I2C OLED display and Si5351 module for easy integration.\u003c\/li\u003e\n \u003cli\u003eBar Graph S-Meter \u0026amp; 20 Band Presets: Features a bar graph indicator for signal strength (S Meter) with 20 band presets including BCB and HAM frequencies, can also function as an RF or clock generator.\u003c\/li\u003e\n \u003cli\u003eSimple 2-Wire I2C Connection: Supports I2C data transmission with only 2 wires needed to connect the display or Si5351 module, making integration quick and hassle-free.\u003c\/li\u003e\n \u003cli\u003eHigh Stability \u0026amp; Multiple Tuning Steps: Frequency generation offers excellent stability and accuracy with 1Hz, 10Hz, 1kHz, 5kHz, 10kHz, and 1MHz tuning steps, powered by 3.7V 600mAh lithium battery for portable use.\u003c\/li\u003e\n \u003c\/ul\u003e"}