Programs and Utilities
Presented below are a collection of utilities and software. Most are either freeware or shareware. They are available to download elsewhere on the Internet, but for convenience you can download them here.

555 Timer (81k) A very useful program for a very versatile IC.

Kicad An open source schmeatic editor and PCB creator for windows and linux.

PCB PCB is an interactive printed circuit board editor for the X11 window system. This runs on Linux, FreeBSD and Solaris.

TinyCad An open source schematic drawing program for windows. (External Link)

Winscope (64k) A nice windows oscilloscope, click here for an introduction.

Xcircuit Open source schematic, and electrical diagram editor, also can create SPICE netlists. Available for Linux and Windows.

Free Graphics
You may use any background or image that you find on this site. Right click over an image or background on this site and choose "save background as" from the context menu. A link is appreciated but not necessary.


The following backgrounds were all created using The Gimp :-

Each is made "seamless" so that they will tile without borders and file size is less than 1k. You may use them for your own web site,just create a link somewhere back to this site.

Blank IC Templates
These IC templates were created with Open Office. On my IC page I use 18 point Helvetica font to label the pins.

The following graphic is available to download as wallpaper in various background sizes. Click on your choice, the image will be displayed on your browser, then right click and select "set as wallpaper".

 640 * 480 800*600  1024*768 1280*1024

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