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A different approch to switch mode power supplies

Last post by Downunder35m « Fri May 12, 2023 5:43 am
Replies: 2
by Downunder35m » Fri May 12, 2023 4:05 am

2 Replies

265 Views

Last post by Downunder35m
Fri May 12, 2023 5:43 am
How to spot a fraudulent Android device....

Last post by Downunder35m « Tue May 09, 2023 11:18 am
Replies: 2
by Downunder35m » Tue May 09, 2023 9:43 am

2 Replies

147 Views

Last post by Downunder35m
Tue May 09, 2023 11:18 am
Why are cheap projectors so crappy and can we make them batter ?

Last post by Downunder35m « Wed May 03, 2023 9:20 am
Replies: 5
by Downunder35m » Wed May 03, 2023 6:51 am

5 Replies

293 Views

Last post by Downunder35m
Wed May 03, 2023 9:20 am
Hibernating often ?

Last post by Downunder35m « Mon May 01, 2023 3:37 am
Replies: 2
by Downunder35m » Sat Apr 22, 2023 5:04 am

2 Replies

247 Views

Last post by Downunder35m
Mon May 01, 2023 3:37 am
'Fixing' a remote controlled tubular motor - as for roller binds or projector screens

Last post by Downunder35m « Mon Apr 10, 2023 4:34 am
Replies: 1
by Downunder35m » Mon Apr 10, 2023 4:01 am

1 Replies

248 Views

Last post by Downunder35m
Mon Apr 10, 2023 4:34 am
Copper nanoparticles ther other way....

Last post by Downunder35m « Fri Mar 31, 2023 11:18 am

by Downunder35m » Fri Mar 31, 2023 11:18 am

0 Replies

213 Views

Last post by Downunder35m
Fri Mar 31, 2023 11:18 am
Solar or wind powered aircon

Last post by Downunder35m « Fri Mar 31, 2023 10:55 am
Replies: 9
by Downunder35m » Tue Jan 24, 2023 6:38 am

9 Replies

568 Views

Last post by Downunder35m
Fri Mar 31, 2023 10:55 am
A liquid metal "transformer".....

Last post by Downunder35m « Thu Mar 02, 2023 9:42 am
Replies: 1
by Downunder35m » Thu Mar 02, 2023 9:05 am

1 Replies

403 Views

Last post by Downunder35m
Thu Mar 02, 2023 9:42 am
2017-2018 TCL Android TV firmware and hardware troubles

Last post by Downunder35m « Thu Mar 02, 2023 1:35 am
Replies: 6
by Downunder35m » Wed Mar 01, 2023 9:39 am

6 Replies

359 Views

Last post by Downunder35m
Thu Mar 02, 2023 1:35 am
Making flexible circuit board on Kapton tape

Last post by Downunder35m « Sat Jan 28, 2023 1:47 am
Replies: 3
by Downunder35m » Sat Jan 28, 2023 1:03 am

3 Replies

593 Views

Last post by Downunder35m
Sat Jan 28, 2023 1:47 am
Converting a TX valve to electronic operation

Last post by Downunder35m « Sat Jan 21, 2023 4:33 am
Replies: 1
by Downunder35m » Sat Jan 21, 2023 3:32 am

1 Replies

252 Views

Last post by Downunder35m
Sat Jan 21, 2023 4:33 am
New and relatively cheap IR cameras for USB use - what you need to know

Last post by Sed « Fri Jan 20, 2023 1:24 pm
Replies: 3
by Downunder35m » Fri Jan 06, 2023 10:16 pm

3 Replies

510 Views

Last post by Sed
Fri Jan 20, 2023 1:24 pm
Buyer beware when it comes to TOPDON products!

Last post by Downunder35m « Fri Jan 06, 2023 10:02 pm
Replies: 6
by Downunder35m » Tue Jan 03, 2023 7:43 am

6 Replies

548 Views

Last post by Downunder35m
Fri Jan 06, 2023 10:02 pm
New "all in one" LED COB chips....

Last post by Downunder35m « Fri Nov 11, 2022 10:25 pm
Replies: 1
by Downunder35m » Fri Nov 11, 2022 10:16 pm

1 Replies

730 Views

Last post by Downunder35m
Fri Nov 11, 2022 10:25 pm
DIY magnetic viewer film or artwork

Last post by Downunder35m « Thu May 12, 2022 10:02 am

by Downunder35m » Thu May 12, 2022 10:02 am

0 Replies

2042 Views

Last post by Downunder35m
Thu May 12, 2022 10:02 am
Powerful EMP devices....

Last post by Downunder35m « Wed Mar 02, 2022 10:01 pm
Replies: 6
by Downunder35m » Sat Feb 26, 2022 11:20 pm

6 Replies

2530 Views

Last post by Downunder35m
Wed Mar 02, 2022 10:01 pm
Android head unit, finding real specs, basic root access

Last post by Downunder35m « Sat Feb 26, 2022 3:04 am
Replies: 7
by Downunder35m » Tue Feb 08, 2022 12:33 am

7 Replies

2088 Views

Last post by Downunder35m
Sat Feb 26, 2022 3:04 am
analog or digital and why we are doomed to change again

Last post by Downunder35m « Thu Feb 03, 2022 9:43 am
Replies: 2
by Downunder35m » Thu Feb 03, 2022 9:07 am

2 Replies

1125 Views

Last post by Downunder35m
Thu Feb 03, 2022 9:43 am
Wireless remote system for linear actuator controller

Last post by Downunder35m « Thu Feb 03, 2022 8:50 am
Replies: 5
by Downunder35m » Wed Feb 02, 2022 8:07 am

5 Replies

1821 Views

Last post by Downunder35m
Thu Feb 03, 2022 8:50 am
What to do with all these discarded solar lights?

Last post by Downunder35m « Mon Dec 27, 2021 11:11 pm

by Downunder35m » Mon Dec 27, 2021 11:11 pm

0 Replies

1254 Views

Last post by Downunder35m
Mon Dec 27, 2021 11:11 pm
Worst day ever and it won't get better....

Last post by Orngrimm « Thu Dec 23, 2021 5:58 pm
Replies: 3
by Downunder35m » Wed Dec 22, 2021 7:24 am

3 Replies

1612 Views

Last post by Orngrimm
Thu Dec 23, 2021 5:58 pm
Circuit boards with a diode laser...

Last post by Orngrimm « Mon Dec 20, 2021 10:14 am
Replies: 4
by Downunder35m » Sun Dec 19, 2021 6:28 am

4 Replies

1734 Views

Last post by Orngrimm
Mon Dec 20, 2021 10:14 am
Building your own high power laser module for engraving

Last post by Downunder35m « Sat Nov 27, 2021 1:29 am
Replies: 2
by Downunder35m » Fri Nov 26, 2021 12:14 am

2 Replies

1605 Views

Last post by Downunder35m
Sat Nov 27, 2021 1:29 am
Neje Master 2S controller mod

Last post by Downunder35m « Sun Nov 07, 2021 1:44 am
Replies: 6
by Downunder35m » Tue Oct 26, 2021 2:46 pm

6 Replies

2622 Views

Last post by Downunder35m
Sun Nov 07, 2021 1:44 am
15W 450nm laser module from China - how bad is it?

Last post by Downunder35m « Tue Oct 12, 2021 1:13 pm
Replies: 9
by Downunder35m » Sat Sep 11, 2021 3:27 am

9 Replies

3645 Views

Last post by Downunder35m
Tue Oct 12, 2021 1:13 pm

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