Audio – MP1993

July 29, 2021February 12, 2022Audio

CNC cutted acrylic frontpanel for ESP 32 frontplate

The 3D printed holder for the ESP 32 is finished and needs a good looking frontpanel.

May 9, 2021February 12, 2022Audio

Quality of potentiometer knobs

For the ESP 32 frontpanel i ordered some potentiometer from china. After they arrived, i am very disappointed with the quality. In the following post i wanna show you the disadvantages of some to cheap potentiometer knob, so that you don`t order the wrong potentiometer knobs.

April 4, 2021February 12, 2022Audio, ESP32, microcontroller

3D printed holder for ESP32 frontplate

The PCB for the ESP32 frontplate is done and works. Now its time to build a enclosure for it.

March 30, 2021February 12, 2022Audio, ESP32, microcontroller

PCB ESP32 frontpanel for universal audio amplifier

For a time i build the iniversal audio amplifier with a PT2033 which can be programmed over I²C. Now its time to make a frontpanel to control this amplifier

March 19, 2021February 12, 2022Audio

Universal audio amplifier with TDA7377 [2.0, 2.1, 4.0]

Every speaker builder now the moment when you have an idea for your own customized speaker and you are searching for an amplifier which fits the needs. Most of the chinese Amplifiers has a horrible background noise or large transient noise. Nothing is worser than to see your own build speaker which is ruined through a bad amplifier.