www.classdaudio.tk

Change log:

3.6.2018

• Moteino How to: OTA (OverTheAir) flash/program, modify bootloader

4.4.2018

• Moteino build guide

28.3.2018

• Moteino OTA sketch upload

23.3.2018

• Arduino fast sketch upload
• si7021 no lib
• si7051 no lib
• mcp9808
• ds18b20

18.10.2017

• BME280 and BMP280
• Basic Encoder
• I2C Scanner
• Multi Speed I2C Scanner
• Adjustable linear 30V and 10A power supply

10.05.2017

• The speed of Arduino

08.05.2017

• ARD4540 Ultralow Noise, High Accuracy Voltage Reference

08.05.2017

• 16bit DAC, Maxim MAX5217

07.05.2017

• 24bit ADC, Analog Devices AD7780

05.04.2017

• Repair of Mean Well RSP-2400-24

03.01.2016

• Measuring ESR with function generator

24.03.2015

• Test of HP 34401A against Agilent 34420A

20.03.2015

• Added my circuit of Accurate Milliohm Measurement
• Bought HP 34401A two day ago

20.12.2014

• -Server was moved, site was down, thank you for your patience again
• -Added files for Amp2 and Amp7 on their pages

5.12.2014

• -Added electronic load

13.03.2013

• -Changed domain to classdaudio.tk
• -Site was down for "way too long", I'm sorry for that and thank you for your patience again

20.11.2012

• -Changed domain to classdaudio.usa.cc
• -Site was down for several days, I'm sorry for that and thank you for your patience

08.05.2012

• -Added link to IRS2092 amplifier

02.04.2012

• -Added side link to funny pictures gallery

15.06.2011

• -Added counters

18.03.2011

• -Added watermark :P

07.03.2011

• -Added Google translate for every page into any language that Google translates to
• -Added Google search at the bottom of the page

22.12.2010

• -Added link to online tv channel MSNBC

18.12.2010

• -Changed Push-pull car supply for AMP2 -> Push-pull car supply for AMP2 and AMP7
• -Added link to PCB for this 12v supply
• -Added link for easy access to first page in top left corner

18.01.2010

• -Added change log
• -Added 2nd and 3rd car sytem pages and all the pictures for them
• -Adited the index, so that it shows car systems, each in its own link
• -Fixed pictures in AMP7

How to make it loud - real loud. (230 watts rms into 8 ohms without clipping from 4 ICs. How to match LM3886s for parallel operation, then bridge the matched parallel banks. If you are not familiar with bridging amplifiers (BTL configuration), read the Application Note on bridging listed left in article Application Note on bridging audio amplifiers.