Misc.

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	sound cancelling not using electronics sound cancelling not using electronics CG · November 25, 2021, 06:48:19 pm Interesting Engineering: A New Material Can Block Out 94% of Noise. Even in a Jet Engine.https://interestingengineering.com/new-... 0 Replies · 109 Views Started by CG	0 Replies 109 Views	November 25, 2021, 06:48:19 pm by CG
	Emergency heat Emergency heat CG · November 21, 2021, 02:15:48 pm I've started another project. I've watched a series of videos on flower pot heaters made from terracotta clay flower pots and c... 5 Replies · 220 Views Started by CG	5 Replies 220 Views	November 25, 2021, 01:25:17 pm by CG
	Laundry tub lint filter Laundry tub lint filter CG · November 24, 2021, 03:37:30 pm Just take off the screen and clean it off. Overflow protected too.https://www.dropbox.com/s/2zpe0gglgz3hkw7/laundry%20tub%20lint... 0 Replies · 74 Views Started by CG	0 Replies 74 Views	November 24, 2021, 03:37:30 pm by CG
	Tool to measure device current Tool to measure device current CG · November 24, 2021, 01:34:13 pm I made this so I could measure the current used by battery powered devices. I used thin plastic and copper tape but a piece of ... 1 Replies · 92 Views Started by CG	1 Replies 92 Views	November 24, 2021, 02:34:36 pm by Caleb
	Extra hands Extra hands CG · November 24, 2021, 09:53:57 am Scrap wood and scrap wire make an extra set of hands on the bench, for small work.https://www.dropbox.com/s/icaq5ksmaowb96p/hold... 0 Replies · 60 Views Started by CG	0 Replies 60 Views	November 24, 2021, 09:53:57 am by CG
	Wireless LEDs Wireless LEDs Caleb · November 23, 2021, 07:56:40 am I thought you'd find this interesting. LEDs lit by and inductive coil. https://youtu.be/xJc-Dkvh4Q8 1 Replies · 90 Views Started by Caleb	1 Replies 90 Views	November 23, 2021, 09:13:05 am by CG
	Craigslist Craigslist Caleb · November 02, 2021, 02:41:20 pm I am trying to sell something on Craigslist for the first time. I'm trying to get rid of my sheet metal hand brake to clear som... 5 Replies · 276 Views Started by Caleb	5 Replies 276 Views	November 05, 2021, 09:38:27 am by Caleb
	VAWT inspired aircraft VAWT inspired aircraft Caleb · October 16, 2021, 06:42:30 am I doubt this will ever be practical, but someone has got some money to develop an aircraft based off VAWT technology. :-)https:... 2 Replies · 222 Views Started by Caleb	2 Replies 222 Views	October 17, 2021, 09:11:38 am by CG
	Light weight bass guitar amp Light weight bass guitar amp Caleb · April 20, 2021, 06:08:53 am This is a recent project. It is a bit more polished than a flat amp I made a while ago. I'm hoping to use it for playing the b... 4 Replies · 287 Views Started by Caleb	4 Replies 287 Views	May 01, 2021, 06:29:20 am by CG
	New way to generate electric current New way to generate electric current CG · April 16, 2021, 07:41:43 am This is novel. https://youtu.be/Lt2vGlC4uRc 0 Replies · 119 Views Started by CG	0 Replies 119 Views	April 16, 2021, 07:41:43 am by CG
	Electro-Less Copper Plating Electro-Less Copper Plating CG · March 25, 2021, 01:40:16 pm I got a surprize this morning. Yesterday I mixed some copper sulphate crystals in water and sprayed it onto my pond for algea co... 2 Replies · 292 Views Started by CG	2 Replies 292 Views	March 25, 2021, 03:26:27 pm by CG
	PRUSA 3D Printer PRUSA 3D Printer Caleb · March 16, 2021, 06:45:02 am I'm in the process of assembling a PRUSA 3D printer kit. Lots of little bits to put together, but it seems to be going well. I... 24 Replies · 1241 Views Started by Caleb « 1 2 »	24 Replies 1241 Views	March 21, 2021, 10:46:32 am by Caleb
	It's harder than we thought It's harder than we thought CG · February 26, 2021, 08:19:42 am https://hackaday.com/2021/02/25/demonstrating-the-mars-rover-pendulum-problem-with-a-drone-on-earth/ 0 Replies · 171 Views Started by CG	0 Replies 171 Views	February 26, 2021, 08:19:42 am by CG
	Electricity from tap water Electricity from tap water Caleb · February 15, 2021, 11:08:55 am It looks like people used tap water to generate electricity at one time. So before there was a grid, people could use plumbing ... 2 Replies · 244 Views Started by Caleb	2 Replies 244 Views	February 15, 2021, 04:37:20 pm by Caleb
	plastic recycling produces hydrogen plastic recycling produces hydrogen CG · October 18, 2020, 11:32:00 am https://arstechnica.com/science/2020/10/if-recycling-plastics-isnt-making-sense-remake-the-plastics/ 0 Replies · 144 Views Started by CG	0 Replies 144 Views	October 18, 2020, 11:32:00 am by CG
	Rain gutter power Rain gutter power Jswm · October 12, 2020, 10:05:31 am Just found this using rain water to make electricity, thought some may enjoy it He has made 4 videos I think I am still watchi... 4 Replies · 193 Views Started by Jswm	4 Replies 193 Views	October 14, 2020, 12:10:21 pm by Caleb
	generating electricity with graphene generating electricity with graphene CG · October 03, 2020, 08:24:04 am WOW. https://phys.org/news/2020-10-physicists-circuit-limitless-power-graphene.amp 2 Replies · 166 Views Started by CG	2 Replies 166 Views	October 04, 2020, 10:38:52 am by CG
	Sail Power Sail Power CG · September 23, 2020, 08:12:20 am https://www.sciencealert.com/this-gigantic-high-tech-sailboat-uses-the-power-of-the-wind-to-transport-7-000-cars 4 Replies · 316 Views Started by CG	4 Replies 316 Views	September 24, 2020, 10:40:09 am by Caleb
	Electro-osmotic pump Electro-osmotic pump Caleb · September 09, 2020, 01:20:48 pm I just watched this video and was thinking of the possibilities for generating a little electricity to power say a small micro-c... 1 Replies · 242 Views Started by Caleb	1 Replies 242 Views	September 09, 2020, 02:38:38 pm by CG
	Patent Patent CG · August 02, 2020, 09:24:31 am A friend of ours has a patent. I was checking to see If he had any success with his steam engine and found this one.https://driv... 1 Replies · 213 Views Started by CG	1 Replies 213 Views	August 02, 2020, 08:11:29 pm by Caleb

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ALTERNATIVE ENERGY FORUM - etc.