change ciruit into pcb

Thread Starter

_ian_g_

Joined Oct 14, 2006
5
how do u change a photo transistor circuit using Lm 324 op amp with using 4 leds and it comes on in the dark thank u
 

beenthere

Joined Apr 20, 2004
15,808
Hi,

You say "change a ... circuit". If you can post the circuit, perhaps we can make suggestions.
 
Top