The Cog

That Little Bit of Knowledge That Makes Everything Work

Entries for August, 2012

Canadian ASUS TF300T Jelly Bean Update Now Available

The title says it all. Just a week after the USA got the Android 4.1 Jelly Bean update, now Canadians can join in on the fun. Start mashing that update button!

Romaco Canada TA-H1 Vacuum Tube Headphone Amp Done!

As you can see, my 12AU7 vacuum tube headphone amplifier/preamp based on a single ended class A design is finally finished! Since the last time I posted about this project, there have been a few changes and additions. I added a nice bright blue LED into the tube socket as a power indicator. I also […]