Posted by
dapj on
5 July 2010, 5:20 pm
Stellarium is free GPL software which renders realistic skies in real time with openGL. With Stellarium, you really see what you can see with your eyes, binoculars or a small telescope. Stellarium is also used in real planetariums.
Stellarium Open Source 3D Planetarium
From Linux and Lamp – Open Source Software
Works with Linux, Mac OSX and Windows. [...]
Posted by
dapj on
5 July 2010, 1:34 pm
Celestia – The free space simulation
The free space simulation that lets you explore our universe in three dimensions. Celestia runs on Windows, Linux, and Mac OS X.
Unlike most planetarium software, Celestia doesn’t confine you to the surface of the Earth. You can travel throughout the solar system, to any of over 100,000 stars, or [...]
Posted by
dapj on
18 June 2010, 12:15 pm
The Soundcard Oscilloscope receives its data from the Soundcard with 44.1kHz and 16 Bit resolution. The data source can be selected in the Windows mixer (Microphone, Line-In or Wave). The frequency range depends on the sound card, but 20-20000Hz should be possible with all modern cards.
Soundcard Oscilloscope by Christian Zeitnitz
From Hobby Hound – DIY Electronics
The [...]
Posted by
dapj on
17 June 2010, 8:30 am
“Fritzing is an EDA – Electronic Design Automation software with a low entry barrier, suited for the needs of designers and artists. It uses the metaphor of the breadboard..”
Fritzing is Product Design or EDA in Simplicity
“in the spirit of Processing and Arduino, developing a tool that allows users to document their Arduino and other electronic-based [...]
Posted by
dapj on
17 June 2010, 7:23 am
VeeCAD takes a schematic generated netlist and assists you to build a layout – but on stripboard (Veroboard). The usual design tools are provided: netlist import, component footprint definition, component positioning, wiring and connectivity check.
VeeCAD for Stripboard with Auto Router
Engineers and hobbyists use VeeCAD for prototypes and small quantity builds, saving hours planning layouts on [...]
Posted by
dapj on
3 May 2009, 8:15 am
555 – Timer IC Design Software – Schematica 555 Timer PRO provides an array of design wizards, circuit blocks and information panels that facilitate the use of the 555 timer. Component value calculations for the 555 take into account the supply voltage, timer fabrication (CMOS or Bipolar), and, where appropriate, load currents
22 timer design [...]
Posted by
dapj on
1 October 2008, 10:00 am
Zelscope Sound card oscilloscope
Zelscope is a Windows software that converts your PC into a dual-trace storage oscilloscope and spectrum analyzer. It uses your computer’s sound card as analog-to-digital converter, presenting a real-time waveform or spectrum of the signal – which can be music, speech, or output from an electronic circuit.
Zelscope features the interface of a [...]