Technology

Circuit Symbols of Electronic Components

Circuit Symbols of Electronic Components

TrnpnOn this site you can view all the component symbols as well as download them, handy for all sorts of things.. “Circuit symbols are used in circuit diagrams which show how a circuit is connected together. The actual layout of the components is usually quite different from the circuit diagram. To build a circuit you need a different diagram showing the layout of the parts on stripboard or printed circuit board.” Link.

Inexpensive and abundant LEDs

Inexpensive and abundant LEDs

Cj Xmas 03 White Led N Globe LilExcellent guide on procuring LEDs from a cheap and plentiful source – “They come disguised as “Christmas Lights” – the “Forever Bright” line is especially good. And they are the subject of this article. Why bother? Cost. A string of 75 BLUE LED lights costs $10 on sale – and up where I am there’s a $5 rebate per string for “Energy Saver” lights. So that’s five bucks for 75 LEDs – or about 7 cents per LED for the expensive BLUE ones. Cheap.” Link.