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The TDA7294 and TDA7293 are both high-performance audio amplifier integrated circuits designed for Hi-Fi applications, capable of delivering up to 100W of output power. They are often used in mono or ...
TDA7294 TDA7293 TDA7295 TDA7296 power amplifier, SMD PCB edition
480
0
1
Toni Eletrônica
Toni Eletrônica
BRAZIL
50
0
This is a condenser microphone design from OneRoomStudio,Wordsushi, H. Leal the PCB design will help secure the tiny transformer with zip ties, one of the photos with the board and mic body with the r...
ORS 87 2025 MICROPHONE PCB with cut out for NTE10/3 transformer
439
12
5
Juan A. Vargas Diaz
Juan A. Vargas Diaz
UNITED STATES OF AMERICA
40
2
VU meter or volume unit meter is a device intended for visual presentation of the audio signal. It typically consists of a series of LEDs arranged in horizontal bar graph configuration, wictch l...
How to make simple Arduino RGB Led strip VU Meter
245
0
1
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
98
0
These are gerbers for a replica of the AML-27 microphone preamp. We have several of these and love them.UPDATE: this is a slightly modified version with modern component footprints rather than a direc...
AML27 Preamp (With Mods)
356
0
2
Zach W
Zach W
UNITED STATES OF AMERICA
6
0
These are gerbers for a replica of the AML-27 microphone preamp. We have several of these and love them.I've been slowly transplanting the components from mine into a 500 series board that I made (sti...
AML27 Preamp Reproduction
308
0
3
Zach W
Zach W
UNITED STATES OF AMERICA
6
0
Semiconductor Manufacturing and Quality ControlManufacturing semiconductors is complex and requires strict quality control. If corners are cut or quality isn’t enforced, the result is defective semico...
The perfect amplifier?
317
1
0
ModularDesignSystems Harrison
ModularDesignSystems Harrison
KENYA
34
0
I need a few small (but not too small!) Eurorack 4 x 1 DC coupled mixers for my rack.Many simple commercially available Eurorack synth mixers are extremely small, making it hard to turn the gain up or...
4 input Mono Eurorack Audio Mixer
393
0
0
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
36
1
AS OF JULY 2024, THIS PCB IS NOT YET "VERIFIED." Although it should work just fine and various checks have been taken to ensure it's functionality, still USE AT YOUR OWN RISK.Chiming in here with a qu...
325 / EQP1A3 Gain Makeup v2.0
493
0
3
Zach W
Zach W
UNITED STATES OF AMERICA
6
0
License: CERN-OHL-S-2.0Original author and credits: Jaakko Oranenhttps://codeberg.org/CBMretro/PC_Engine_RGB_and_Audio_Amphttps://cbmretro.fi/product/pc-engine-rgb-and-audio-amp/Images and code made b...
PCE_Amp_PC Engine RGB and Audio Amp
877
0
3
Edoardo kinmami
Edoardo kinmami
JAPAN
268
15
The spectrum analyzer displays the amplitude of signals as a function of frequency, allowing engineers and technicians to visualize and analyze signal characteristics. In particular, the audio a...
Arduino FFT Audio Spectrum analyzer on 8x32 color matrix WS2812B
963
0
3
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
98
0
Why is it needed - inverting switching? There are two reasons: firstly, to get rid of the electrolytic capacitor in the OOS circuit, which has a bad effect on the sound; secondly, to weaken the influe...
Hi-Fi inverting amplifier on TDA7293 / 7294 with T-shaped feedback
953
0
3
Epishko Dmitry
Epishko Dmitry
UKRAINE
22
0
A vacuum tube preamplifier is typically used to amplify the signal from a microphone, musical instrument, or other audio source before it is sent to a power amplifier or recording device. Compar...
ECH83 Guitar Preamplifier with Tone Control on 12V DC
999
0
3
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
98
0
High-quality two-channel headphone amplifier with power supply.The amplifier is powered from a transformer with an alternating voltage of ~12 volts.Amplifier specifications:Recommended load - minimum ...
JLH Class A Headphone Amplifier
1359
2
2
Epishko Dmitry
Epishko Dmitry
UKRAINE
22
0
A simple and easily adaptable little PCB to drive audio to a VU meter, complete with AC/DC rectifier and voltage regulator scheme. All through hole parts and simple values that most people should have...
GDIY VU Meter Driver v1.0a
738
0
2
Zach W
Zach W
UNITED STATES OF AMERICA
6
0
ReSeed is an expansion card for the Commodore 16 and Plus/4 computers that allows interfacing the computer with a MOS 6581 or 8580 Sound Interface Device, the chip that is used to deliver audio on the...
ReSeed v2 - SIDcard for the Commodore 16/Plus 4
1930
0
8
SukkoPera
SukkoPera
ITALY
328
10
The TDA2030 2.1 amplifier is a circuit that uses two TDA2030 integrated circuits for the stereo channels (left and right) and one TDA2030 in bridge mode for the subwoofer channel (bass).The TDA2030 is...
TDA2030 2.1 lm1875 2.1 or TDA2050 2.1
3325
0
3
Toni Eletrônica
Toni Eletrônica
BRAZIL
50
0
1
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