Hi @all
I want to show you how i build a sensorbar, easy to do and cheap.
Hope the pictures speek for themself...
(I dont know the right words in english)
![[Image: irled1.jpg]](http://img27.imageshack.us/img27/5313/irled1.jpg)
![[Image: irled2.jpg]](http://img94.imageshack.us/img94/1783/irled2.jpg)
Here you can calculate the needed resistor and see how to connect the IR-LED's.
In my case the power-supply has got 4.8V (4 recharge battery) and i use 28 ohm (56/2) resistor.
It works great for more than 100 h without recharging.
I want to show you how i build a sensorbar, easy to do and cheap.
Hope the pictures speek for themself...
(I dont know the right words in english)
Here you can calculate the needed resistor and see how to connect the IR-LED's.
In my case the power-supply has got 4.8V (4 recharge battery) and i use 28 ohm (56/2) resistor.
It works great for more than 100 h without recharging.