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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
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Сirklotron with germanium transistors Darlington output.Forum:https://www.diyaudio.com/forums/solid-state/325287-germanium-circlotrons-powerful-wideband-5.html#post5788681(russian): http://devicemusic...
Сirklotron with germanium transistors Darlington output.
3463
0
3
John John Vu
John John Vu
UKRAINE
181
87
This is 2.1 audio amplifier board. this board can play up to 2x15+30 watts speakers easily.I used TDA7377 IC and 0-12 3amp transformer for this projectMaterials for the Project &nb...
2.1 Audio Amplifier Board | Version 2.0 | with TDA7377 IC DIY ELECTRO INDIA
21505
6
26
Prem Kumar
Prem Kumar
INDIA
1302
0
This is an Audio Amplifier with Bluetooth. this project can play up to 2 X 15 watts speaker easily.I used TDA7297 IC Board and 0-12v 5A transformer for this projectI did a separate video about th...
Potentiometer, Switch & RCA Socket PCB Boards for DIY Audio Amplifier
21306
7
17
Prem Kumar
Prem Kumar
INDIA
1302
0
This is 80 Watts Subwoofer Mono Audio Amplifier Board. this project can play up to 80 watts speaker easily.I used TIP3055 & TIP2955 Transistor and 20-0-20 transformer with 5 amps for thi...
80 Watts Subwoofer Mono Audio Amplifier Board DIY TIP3055 & TIP2955 Transistor (Hindi) ELECTRO INDIA
18041
6
22
Prem Kumar
Prem Kumar
INDIA
1302
0
### DESCRIPTION### TECHNICAL DETAILS / COMPONENTS### LEARN / TOPIC / BUILD INSTRUCTIONS
Gerber100w
1532
0
4
G?ksel?Aydu?an
G?ksel?Aydu?an
TURKEY
0
0
This is Bass, Treble, Mid & Volume Control Board for Amplifier. i used 4558d ic for this project.Materials for the Project1pcs.4558 IC1Pcs. 7812 IC1Pcs. 7912 IC2pcs.1K Resistance4pcs.4.7K Res...
Bass, Treble, Mid & Volume Control Board for Amplifier
60412
23
53
Prem Kumar
Prem Kumar
INDIA
1302
0
This is 400 watts stereo audio amplifier board. this project can play upto 2 X 200 watts speaker easily.i used two 2SC5200 & two 2SA1943 Transistors and 45-0-45 transformer for this projectMateria...
400 Watts Stereo Audio Amplifier Board DIY 2SC5200+2SA1943
127636
63
103
Prem Kumar
Prem Kumar
INDIA
1302
0
Hello Friends, In this post I make a 40W mono amplifier using TIP41C and TIP42C Transistor, which can deliver up to 40W RMS output at 4Ω ±15V. The sound quality of this amplifier is good, and all freq...
40W mono Amplifier
256
0
0
Mriganka Majumdar
Mriganka Majumdar
INDIA
1
0
Salas UltraBiB positive shunt regulator mod.My version of tracing printed circuit boards Salas UltraBiB positive shunt regulator.PCB are not for commercial use.https://www.diyaudio.com/community/threa...
Salas UltraBiB positive shunt regulator mod
230
2
1
John John Vu
John John Vu
UKRAINE
181
87
Speaker protection DEF 2022 | Защита АС DEF 2022Автор проекта - Вадим Могильный (WASO)
Speaker protection VM 2010 | Защита АС VM 2010
299
0
0
Johann Urb
Johann Urb
ESTONIA
279
0
Salas UltraBiB positive shunt regulator.My version of tracing printed circuit boards Salas UltraBiB positive shunt regulator.PCB are not for commercial use.https://www.diyaudio.com/community/threads/s...
Salas UltraBiB positive shunt regulator
406
0
0
John John Vu
John John Vu
UKRAINE
181
87
The is a preamp board that can be sandwiched with a preexisting TPA3118 power amp module to make a pedal-board power amp in a 125B case.There are 6 variants of this board in two categories: Volume-Onl...
TMB with ATtiny Soft-Touch Footswitch for 125B Pedal Board Power Amplifier
228
0
0
Paul Ruby
Paul Ruby
UNITED STATES OF AMERICA
0
7
This TPA3118 Power Amplifier Module is meant to be combined with one of the preamp board projects also shared here. The preamp board and this amplifier board are sandwiched together and fit inside a 1...
TPA3118 Power-Amplifier Module
363
0
1
Paul Ruby
Paul Ruby
UNITED STATES OF AMERICA
0
7
The is a preamp board that can be sandwiched with a preexisting TPA3118 power amp module to make a pedal-board power amp in a 125B case.There are 6 variants of this board in two categories: Volume-Onl...
Volume-Only with Discrete Soft-Touch Footswitch for 125B Pedal Board Power Amplifier
302
0
0
Paul Ruby
Paul Ruby
UNITED STATES OF AMERICA
0
7
The is a preamp board that can be sandwiched with a preexisting TPA3118 power amp module to make a pedal-board power amp in a 125B case.There are 6 variants of this board in two categories: Volume-Onl...
Volume-Only with ATtiny Soft-Touch Footswitch for 125B Pedal Board Power Amplifier
240
0
0
Paul Ruby
Paul Ruby
UNITED STATES OF AMERICA
0
7
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
444
0
2
Epishko Dmitry
Epishko Dmitry
UKRAINE
9
0
1
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