New proof of concept ideas, projects, inventions

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Subject / Started by	Replies / Views	Last post
[Completed Project/Video] 9v battery using boost regulators, supercapacitors Started by mariush	3 Replies 8655 Views	September 06, 2013, 06:58:53 AM by Mr Eastwood
Wind vane position measurement Started by PhildOwen	5 Replies 11489 Views	October 16, 2013, 04:13:42 PM by PhildOwen
very simple power supply :) 1.25-18vdc 1.5A Started by taiga	5 Replies 14263 Views	May 08, 2014, 01:41:51 PM by taiga
Velleman K8200 3D printer Started by ljwinkler	9 Replies 20916 Views	February 14, 2014, 01:31:20 AM by ljwinkler
UNITREND UT61E service pack 1, hack, improvements, new features Started by blankfield	14 Replies 43076 Views	January 18, 2015, 10:17:01 AM by Silver
UNITREND UT61E service pack 1, hack, improvements, new features Started by blankfield	1 Replies 29310 Views	January 04, 2017, 01:08:34 AM by mts9131
The Portable Dog Killer.... Started by MJLorton	1 Replies 7191 Views	December 17, 2012, 05:22:53 AM by SeanB
The Kaya Project (building a new workshop) Started by kibi « 1 2 3 4 »	50 Replies 46155 Views	February 12, 2013, 04:19:58 PM by MJLorton
The Constant Velocity of Sound Indicates a Non-Mechanical Component. Started by Tracy Love	1 Replies 10803 Views	October 24, 2016, 12:05:48 AM by TheNewLab
Testing/calibrating a 4-axis stepper motor drive system Started by gr8dane	2 Replies 7768 Views	September 28, 2013, 08:16:06 PM by gr8dane
Temperature Controller Started by Mr Eastwood « 1 2 »	23 Replies 41285 Views	September 10, 2016, 08:15:32 AM by Mr Eastwood
Sugar battery offers hope of green-powered gadgets within three years Started by birrbert	0 Replies 6027 Views	January 24, 2014, 04:02:06 AM by birrbert
steve30's UV exposure box Started by steve30	1 Replies 6108 Views	June 15, 2013, 02:02:52 PM by SeanB
steve30's Digital thermometer project Started by steve30	5 Replies 14466 Views	August 21, 2012, 12:26:47 AM by steve30
simple componet tester homebrew Started by Fennec	5 Replies 11791 Views	August 17, 2012, 04:22:20 PM by Mr Eastwood
Show your bread board Started by dimlow « 1 2 »	20 Replies 30435 Views	November 30, 2013, 03:54:09 AM by steve30
Rigol DS1052E/1102E Remote Logger Started by Fennec	6 Replies 13064 Views	July 12, 2012, 08:44:15 PM by Kiriakos GR
Potential Arduino project – rechargeable battery tester – comments requested Started by AB1BE	5 Replies 11097 Views	January 25, 2013, 01:10:01 PM by AB1BE
Portable Bark Killer - how to complicate uncomplicated thing Started by blankfield	7 Replies 20338 Views	June 12, 2014, 01:08:51 PM by Geekinator
Off grid workshop - first steps. Started by kibi « 1 2 »	18 Replies 21640 Views	December 27, 2012, 11:19:32 AM by Majes

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