Efficient alarm clock with low electromagnetic radiation, big display and music player
Features: - capacitive power supply to reduce electric smog - big and efficient 1.2" 4-digit 7-segment display (I2C) - Teensy 3.1 board with 12 Bit DAC (SD-card wav player) and internal RTC - efficient I2C class D amplifier (89% efficient with 8Ω speaker at 1.5 Watt) - DCF77 receiver - two rotary Encoder with switch for easy and intuitive control - state machine programmed with arduino (teens
Features: - capacitive power supply to reduce electric smog - big and efficient 1.2" 4-digit 7-segment display (I2C) - Teensy 3.1 board with 12 Bit DAC (SD-card wav player) and internal RTC - efficient I2C class D amplifier (89% efficient with 8Ω speaker at 1.5 Watt) - DCF77 receiver - two rotary Encoder with switch for easy and intuitive control - state machine programmed with arduino (teensyduino) for easy changments in the software More Infos on: weigu.lu/b/alarmclock
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