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Elektor "Fortissimo-100" Power Amplifier Kit

Elektor "Fortissimo-100" Power Amplifier Kit

par TonGiesberts

Pre-order now! High-End, THD+N 0.0008 % at 50 W/8Ω, Max power (THD 1%)...

47.4k 56

Buffer Board for Raspberry Pi 400 (210320)

Buffer Board for Raspberry Pi 400 (210320)

par TonGiesberts

28 buffered GPIOs (including GPIO0 and 1) using bi-directional voltage...

11.4k 0

Dual DC LISN for EMC pre-compliance testing [210296]

Dual DC LISN for EMC pre-compliance testing [210296]

par TonGiesberts

5 µH, pre-compliance testing, conducted interference emissions, 150 kH...

39.2k 34

12V-200V DC-DC Converter for Valve amplifiers

12V-200V DC-DC Converter for Valve amplifiers

par TonGiesberts

Fairly easy to build DC-DC converter for valve amplifiers using throug...

29.4k 31

32-bit I2S sine wave generator [200253]

32-bit I2S sine wave generator [200253]

par TonGiesberts

32-bit I2S with ATmega328P, 1 kHz sine wave, fs 192 kHz, level adjusta...

22.6k 8

SCR gate pulse generator [180611-1]

SCR gate pulse generator [180611-1]

par TonGiesberts

This circuit generates mains synchronized gate pulses for thyristors,...

9.8k 2

Two-anode MOSFET thyristor [160515]

Two-anode MOSFET thyristor [160515]

par TonGiesberts

Two circuits that are an improvement on standard thyristor circuits by...

7.0k 0

Three Baristor circuits for experimentation

Publié dans Elektor

Three Baristor circuits for experimentation

par TonGiesberts

Two Baristor circuits from the book ‘Electronic Circuits For All’ plus...

16.9k 0

FM Radio Receiver with RDS for Raspberry Pi [160520]

FM Radio Receiver with RDS for Raspberry Pi [160520]

par TonGiesberts

FM Radio Receiver with RDS using a Raspberry Pi. 2x2 W (1%, 4 Ω) Class...

53.7k 8

RF Power Meter with seperate RF break-out-board [160193]

Publié dans Elektor

RF Power Meter with seperate RF break-out-board [160193]

par TonGiesberts

RF log detector/controller AD8317 and an Arduino Nano make a compact...

23.1k 11

Buffer Boards for Raspberry Pi 2/3

Buffer Boards for Raspberry Pi 2/3

par TonGiesberts

All 26 GPIOs are buffered with bi-directional voltage translators to p...

16.2k 2

Spiral MicroTesla, USB powered [160498]

Publié dans Elektor

Spiral MicroTesla, USB powered [160498]

par TonGiesberts

Safely produce 30 kV and create electric arches of several centimeters...

12.2k 21

Potential-free current measurement for oscilloscopes [150170]

Publié dans Elektor

Potential-free current measurement for oscilloscopes [150170]

par TonGiesberts

Using a current transducer with galvanic isolation between input and o...

35.6k 11

Microcontroller Board for FPGA DSP Radio [160410]

Publié dans Elektor

Microcontroller Board for FPGA DSP Radio [160410]

par TonGiesberts

This board is designed to control the FPGA DSP Radio (150177) and othe...

11.7k 0

Volume control [160321] for Raspberry Pi Audio DAC 160198

Publié dans Elektor

Volume control [160321] for Raspberry Pi Audio DAC 160198

par TonGiesberts

Add-on for our Raspberry Pi Audio DAC (160198-1). Can also be used for...

34.0k 10

Audio DAC for RPi - Networked Audio Player using Volumio [160198]

Publié dans Elektor

Audio DAC for RPi - Networked Audio Player using Volumio [160198]

par TonGiesberts

This is an Audio DAC designed for the Raspberry Pi. Using app Volumio...

98.1k 72

MC Modification for Supra 2.0 [160263]

MC Modification for Supra 2.0 [160263]

par TonGiesberts

This is a modification of the Supra 2.0 preamplifier for record player...

8.4k 3

Microphone Preamplifier with Transformer and Phantom-Power [140426]

Publié dans Elektor

Microphone Preamplifier with Transformer and Phantom-Power [140426]

par TonGiesberts

High performance microphone preamplifier with phantom power for use wi...

18.1k 0

Wireless High Power Transmission [160119]

Publié dans Elektor

Wireless High Power Transmission [160119]

par TonGiesberts

For those who like to experiment with wireless power transfer this cir...

26.7k 6

200W Class-D Audio Power Amplifier [150115]

Publié dans Elektor

200W Class-D Audio Power Amplifier [150115]

par TonGiesberts

This is a single PCB 200 W Class-D Audio Power Amplifier fully designe...

57.8k 33

SO8 to DIP8 adapter - for OPAMPS and more [150797]

Publié dans Elektor

SO8 to DIP8 adapter - for OPAMPS and more [150797]

par TonGiesberts

Although this SO8-to-DIP8 adapter is specifically designed for a singl...

6.7k 0

SO8 to DIP8 adapter - for OPAMPS and more

Publié dans Elektor

SO8 to DIP8 adapter - for OPAMPS and more

par TonGiesberts

Although this SO8-to-DIP8 adapter is specifically designed for a singl...

6.6k 5

Bat detector with amplitude recovery

Bat detector with amplitude recovery

par TonGiesberts

The main features and specifications are: hybrid analogue and digital...

18.3k 35

Adjustable Switch-Mode Power Supply (SMPS), 30V/3A max [150161]

Publié dans Elektor

Adjustable Switch-Mode Power Supply (SMPS), 30V/3A max [150161]

par TonGiesberts

Adjustable Switch-Mode Power Supply capable of delivering 30V and a ma...

36.0k 14

Speed control for DC motors [140562]

Speed control for DC motors [140562]

par TonGiesberts

This is a simple circuit without the use of a microcontroller for a ch...

8.1k 0

Universal power supply with switched mode modules [150464]

Universal power supply with switched mode modules [150464]

par TonGiesberts

Originally designed as a more compact power supply for our 10 MHz DDS...

9.4k 1

Circular Christmas Tree [150453]

Circular Christmas Tree [150453]

par TonGiesberts

Halfway 2014 we designed a Christmas tree shaped as an upward spiral (...

13.3k 1

10 MHz DDS Function Generator [150210]

Publié dans Elektor

10 MHz DDS Function Generator [150210]

par TonGiesberts

Design and text by Theodorou Gerasimos (Greece) A few years ago I need...

17.9k 7

PC Watchdog [140344]

PC Watchdog [140344]

par TonGiesberts

By Willem den Hollander(original text) Most microprocessors have...

7.5k 3

Hi-Speed USB UART [150387-1]

Hi-Speed USB UART [150387-1]

par TonGiesberts

In this project we are interested in a Hi-Speed USB UART. The PCB is d...

9.4k 1

150169 MIDI Analyzer

150169 MIDI Analyzer

par TonGiesberts

Published in Elektor Magazine issue 7/2015 on page 78 Hardware us...

10.0k 0

140571 Active 3way crossover for speaker system

Publié dans Elektor

140571 Active 3way crossover for speaker system

par TonGiesberts

Designed by A. Rosenkränzer This 3-way filter is originally designed i...

27.7k 4

T-Board Audio Amplifier [150002-1]

T-Board Audio Amplifier [150002-1]

par TonGiesberts

Up until now we only had digital T-Boards. Why not an analog one? We a...

11.5k 0

140409 Power Meter

140409 Power Meter

par TonGiesberts

Project is updated: look for additional information in contribution Up...

13.8k 3

140169-2 Filter for Practical 4-channel ADC

140169-2 Filter for Practical 4-channel ADC

par TonGiesberts

A while back we made a little break-out-board with a ADS1115 A/D conve...

8.6k 0

130542 Multipurpose FT232H USB Module

130542 Multipurpose FT232H USB Module

par TonGiesberts

The initial purpose of this project is to connect our ECC bus to a USB...

14.9k 2

140177 NFC Interface

Publié dans Elektor

140177 NFC Interface

par TonGiesberts

This circuit connects a NXP NFC tag IC (NTAG I2C) with our ECC bus thr...

17.2k 3

130109 Lux meter 1 lux - 100 klux

Publié dans Elektor

130109 Lux meter 1 lux - 100 klux

par TonGiesberts

130109 Lux meter 1 Lux – 100 kLux(Designed by Karl-Anton Dichtel) The...

20.7k 2

130478 Xmas Tree 2014

130478 Xmas Tree 2014

par TonGiesberts

Christmas trees are available in all shapes and sizes, also electronic...

15.1k 5

FT311D Break-out Board [130516]

FT311D Break-out Board [130516]

par TonGiesberts

Based on a publication in Circuit Cellar (Unleash Your Android Device&...

26.8k 5

433 MHz modules for telemetry and more (130023-1 v2.0)

433 MHz modules for telemetry and more (130023-1 v2.0)

par TonGiesberts

We use our Embedded Communication Connector (ECC), as a gateway module...

9.8k 2

130155 RS485 Module for ECC

130155 RS485 Module for ECC

par TonGiesberts

This little circuit makes it possible to send data from the Embedded C...

7.5k 0

Q-Watt - Simple Audio Power Amplifier (110656)

Publié dans Elektor

Q-Watt - Simple Audio Power Amplifier (110656)

par TonGiesberts

Simple audio power amplifier A kit with the PCB and all the needed com...

93.8k 314

Long distance push button for 230V AC lighting [130179-I]

Publié dans Elektor

Long distance push button for 230V AC lighting [130179-I]

par TonGiesberts

Discontinuous type switch for supplying lighting equipment By Michael...

9.1k 0

LED Driver (120526)

LED Driver (120526)

par TonGiesberts

Practically the first thing you are taught about LEDs is that they nee...

12.3k 3

Lost Model Alarm [120139]

Lost Model Alarm [120139]

par TonGiesberts

There are a number of systems around used to locate lost R/C models. I...

9.5k 0

USB-IO24 Cable (120296)

Publié dans Elektor

USB-IO24 Cable (120296)

par TonGiesberts

Transferring up to 24 digital signals using your computer’s USB interf...

15.3k 1

Lab Power Supply 0-40V / 0-2A [120437]

Publié dans Elektor

Lab Power Supply 0-40V / 0-2A [120437]

par TonGiesberts

It should have display of voltage and current. It's often I would need...

55.2k 21