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Ultra lowest simple Joule Thief circuit which self oscillate start with 70mV
It is funny toy ... like in matrix your body is power supply :))))
unique board :)
Look on eBay, prince start from 3$
This board using Seebeck effect
The Seebeck effect is a phenomenon in which a temperature difference between two dissimilar electrical conductors or semiconductors produces a voltage difference between the two substances.
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| Payment: I am accept PayPal only. I am ship to your PayPal address. Please, make sure to provide us with correct, precise, and detailed shipping Address. Send Time: Items will be shipped within 1 to 3 business days upon PAYPAL payment received, except Weekends and Holidays. If you don't receive items over 30 business days, please notify me via eBay message. Shipping service: I am sending from Slovakia (Heart of EUROPE), Shipments inside European Union are without the customs control and fees. International shipments are market as gift without price. I am sending by Slovak post first class express mail without tracking number, and if you want registered mail with the tracking number is needed to pay + 4USD (to my paypal account) and immediately after purchase, please contact me via ebay message and ask for shipping with tracking number Shipping price: Shipping is worldwide flat, fixed and is not calculated for specific countries. Shipping price can include ebay and paypal fees. Delivery Time: I am ship to worldwide from EUROPE, it usually takes 7-30 Business Days to delivery. About manufacturing: I am independent hardware developer, all product are designed and assembled by my hands in heart of EUROPE, in Slovakia. I am sorry if I can not offer prices like products from Chinese factories. I am using components from European suppliers. No pick and place machines only hours of soldering, testing and programming ... |
| Design files, Poject pages and product videos: Try search on my pages. The majority of my projects is OHW, OSW ... Youtube: Youtube cannel |