TonGiesberts (81)

11-11-2020 | Fairly easy to build DC-DC converter for valve amplifiers using through hole components (just one SO-8 IC). Galvanically isolated high volta...

29-09-2020 | To test an audio device with an I²S input like a DAC, you need an audio source with an I²S output. Using a microcontroller with built-in I²S...

6-06-2020 | 32-bit I2S with ATmega328P, 1 kHz sine wave, fs 192 kHz, level adjustable from 0 to -110 dB in 16 steps

3-01-2019 | This circuit generates mains synchronized gate pulses for thyristors, triacs and similar components or circuits for testing purposes.

3-01-2019 | Two circuits that are an improvement on standard thyristor circuits by adding MOSFETs to reduce switching losses. Low voltage and high volta...

24-09-2018 | Two Baristor circuits from the book ‘Electronic Circuits For All’ plus one from the lab to experiment with and maybe solutions for other pro...

1-02-2018 | FM Radio Receiver with RDS using a Raspberry Pi. 2x2 W (1%, 4 Ω) Class-D power amplifier is included. AM reception is also supported by the...

25-09-2017 | RF log detector/controller AD8317 and an Arduino Nano make a compact RF Power Meter possible. The RF front-end is a 4-layer break-out-board...

12-09-2017 | All 26 GPIOs are buffered with bi-directional voltage translators to protect the RPi when experimenting with new circuits. Normal and T-boar...

7-08-2017 | Safely produce 30 kV and create electric arches of several centimeters long. With an additional MIDI interface it becomes a musical instrume...