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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
DIY 1kW Open Source MPPT Solar Charge Controller
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Solar Powered WiFi Weather Station V2.0
iSpndel_4.0
400 Watts Stereo Audio Amplifier Board DIY 2SC5200+2SA1943
Arduino RC engine sound & light controller with inertia simulation for ESP32
4X40 Watts 4 Channel Audio Amplifier Board DIY TDA7388/CD7388 IC
SummerCart64 - a fully open source N64 flashcart
Frog Boy Color
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
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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
608
0
3
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
74
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
824
0
3
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
74
0
A valve amplifier or tube amplifier is a type of electronic device that uses vacuum tubes to increase the amplitude or power of a audio signal. Until the invention of the transistor, all e...
DIY Simple PCL82 Low Voltage (12V) Tube Amplifier
3072
0
5
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
74
0
An analog VU meter, or Volume Unit meter, is a device used in audio equipment to display the level of audio signal in decibels (dB). It is commonly found on audio mixing consoles, amplifiers, and othe...
DIY Analog VU meter with Arduino peak meter
263
0
0
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
74
0
A VU meter, also known as a Volume Unit meter, is a device used to display the audio signal level in real-time. This time I will describe how to make such a device that uses a Vacuum tubes...
How to Make EM84 (6E2) Vacuum Tube Stereo VU Meter
648
0
1
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
74
0
A VU meter, also known as a Volume Unit meter, is a device used to display the audio signal level in decibels (dB) in real-time. It is commonly found on audio equipment to help users monitor and...
Arduino Bar graph Stereo VU meter on VFD display GP1287
679
0
0
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
74
0
A VU meter, also known as a Volume Unit meter, is a device used to display the audio signal level in decibels (dB) in real-time. It is commonly found on audio equipment to help users monitor and contr...
Retro look Analog style VU meter on VFD display with Arduino Nano
887
0
2
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
74
0
Tube amplifiers are highly respected by audiophiles for their distinctive sound as well as their esoteric appearance. However, their construction is relatively complex, especially in the p...
DIY simple GU81 Tube Hybrid Amplifier (130 watts RMS in A class)
958
0
1
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
74
0
