The Tecsun H-501X is a premium portable radio receiver and audio player built for the most discerning listeners. Combining PLL DSP triple conversion technology with dual Class AB amplifiers, ultra-dynamic full-range speakers, and MicroSD audio playback (FLAC, WAV, APE, WMA, MP3), the H-501X delivers audiophile-grade sound alongside world-class radio reception. With 3,150 station memories, SSB (USB/LSB), synchronous detection, and a comprehensive set of connectivity options, this is the definitive portable radio for serious DXers and enthusiasts. Key Features PLL DSP triple conversion for exceptional sensitivity and selectivity FM Stereo, LW, MW (AM), SW & SSB (USB/LSB) reception MicroSD audio playback: FLAC / WAV / APE / WMA / MP3 3,150 station memories across 25 memory pages (P0–24) Synchronous detection for cleaner AM reception Dedicated Fast/Slow and Fine tuning controls Auto Tuning Storage (ATS) Dual speakers with Class AB amplifiers & bass/treble control knobs Antenna gain switch: DX / Norm / Local External FM antenna socket (3.5mm) External AM (LW/MW/SW) antenna socket (3.5mm) Line-in, line-out & headphone jacks (3.5mm) Digital audio input (micro-USB Type-B) Alarm clock (24H) & sleep timer (1–120 minutes) — alarm by radio or audio player Signal strength, band & battery consumption display LCD backlight: always-on or auto-off Built-in charging via micro-USB (5V/1A) Dual removable 18650 Li-ion batteries for extended listening Frequency Coverage FM: 64–108 MHz (multiple regional presets) LW: 50–522 kHz MW (AM): 520–1710 kHz / 522–1620 kHz SW: 1621–29999 kHz Technical Specifications Modes: FM Stereo / LW / MW / SW / SSB (USB & LSB) Memory channels: 3,150 (25 pages) Audio playback: MicroSD (FLAC, WAV, APE, WMA, MP3) Power: 2x removable 18650 Li-ion batteries | Micro-USB charging (5V/1A) Dimensions: 277 x 167 x 44 mm (W x H x D) Weight: Approx. 1,100g
