Ok, my english exam is over .. waiting for the final result
I had a lot of stuffs on the way right now, so I hope to have the time to finish them before going on holidays here a little list:
A subwoofer (with a big 12″ woofer that goes damn low !
A subwoofer amp, this is [...]
Tags: amp, audio, diy, loudspeaker
admin July 11th, 2007
Yesterday, I ran into a issue with an ATMega32. In fact, I wanted to disable the Jtag support on the chips because I need to use the pins used by the Jtag (PC2-PC5). To disable the Jtag, you simply need to change some fuses. I changed the fuses with the help of the Avr Fuse [...]
Tags: avr, diy, jtag
admin April 15th, 2007
Some friends buy me a nice MP3 player for my car last year (birthday): LAC-M6500R
This stuff looks great and you can even plug a hard-drive. The main issue is that the firmware only support 999 files on a single USB device, so that’s enougth for ~4Go of MP3 but not more. So I decided to [...]
Tags: audio, hack, mp3, usb
admin March 4th, 2007
Ok, everybody know I’m a clock builder right now ;) .. So beside I have a lot of stuffs to do, I decided to build a new clock.
A good friend, give a old Mullard DH7-11 tube, so it’s time to give it a try no ? ;) The main issue right now, is to find [...]
Tags: clock, diy, scope
admin February 3rd, 2007
I’m now building another clock with a IVL1-7/5. In fact, I’m preparing a large bench of VFD clock, and I need to test several stuffs, so the schematic isn’t public right now.
This one use quite the same stuff than my previous I IV-18 clock, the main difference is the VFD power supply, but if you [...]
Tags: avr, clock, diy, vfd
admin January 6th, 2007
For my next project (another VFD clock ;), I need a small variable PSU. The main issue with the VFD display, is the power supply. In fact you need 2 differents PSU:
a 5v / 100mA for the filament
a variable 20 to 75v for anodes..
VFD tube like the IV18 need something like 20/30 volts in direct [...]
Tags: diy, lcd, psu
admin December 26th, 2006
I was looking for a simple way to listen some good music while I’m not in my living room (hum, I’m mean in the bathroom). There is a lot of small MP3 players right now, the only issue is that most of them cost a lot of money if you want to put a great [...]
Tags: audio, radio am
admin November 19th, 2006
Here a little video of my clock. In fact, I decided to replace the video on dailymotion ( it offers better quality than youtube)
Tags: avr, clock, diy, vfd
admin October 10th, 2006
In the previous article, I have study the way to power this large VFD, now we gonna take a look closer at the logic itself. We need to drive a lot of bits (8+9) at ~40v. After a little googling, I discover that Allegro still sell some VFD drivers, but they are really hard to [...]
Tags: avr, clock, diy, vfd
admin October 9th, 2006
Hello HackADay / MakeBlog / HackedGadget users, be sure to read the second post,
as most pictures are here.
/ Enjoy
After my nixie clock, I decided to build a new one based on a old VFD vacuum tube. In fact, the brother of a friend (which live in Ukrainia) give me a bag of tubes. Beside I [...]
Tags: avr, clock, diy, vfd
admin October 9th, 2006