Search found 4 matches

by bnb
Fri Oct 11, 2019 8:14 pm
Forum: Scenery
Topic: Lichen
Replies: 17
Views: 1232

Re: Lichen

Hi Steve, I also want to use lichen and if you google preserving lichen with glycerin you will finf what you want to know. Easiest solution is 2 parts lukewarm warm to 1 part glycerin (dye could be added to improve colour. I haven't tried it yet but it's on my list.
by bnb
Sun Feb 03, 2019 9:26 pm
Forum: Wiring and Electrics
Topic: Reverse Polarity Switching
Replies: 16
Views: 2469

Re: Reverse Polarity Switching

Thanks Richard. I should have been clearer on my first post.
by bnb
Sat Feb 02, 2019 6:56 pm
Forum: Wiring and Electrics
Topic: Reverse Polarity Switching
Replies: 16
Views: 2469

Re: Reverse Polarity Switching

Think about the circuit Richard, The ac in is rectified by the single diode and that give on;y half the sine wave out according to which way the diode is facing. I have used this circuit to reverse dc motors on some of my projects so I know for a fact that it works. Both the wires are from the ac so...
by bnb
Fri Feb 01, 2019 9:41 pm
Forum: Wiring and Electrics
Topic: Reverse Polarity Switching
Replies: 16
Views: 2469

Re: Reverse Polarity Switching

Could you power the signals with ac and then use the seep switch to change the polarity by using diodes.

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