One of the good tools for my DIY is the LED Current Limit Resistor calculator. I have owner's (created by Eric Chiu) permission to translate it into English and share it with you all:
http://www.penguinlovers.net/audio/led_resister_value.html
It helped me well in my Aleph 5 and Aleph X DIY. (even though the formula is easy to calculate, but nice little tools always works better!)
Thomas
http://www.penguinlovers.net/audio/led_resister_value.html
It helped me well in my Aleph 5 and Aleph X DIY. (even though the formula is easy to calculate, but nice little tools always works better!)
Thomas