ESD - Terror in Silicon Land

 Did you know that you can destroy an IC by merely touching it? If you  find this fact strange and unbelievable, you probably have not heard  of ESD. Perhaps, you already destroyed dozens of expensive ICs  without realizing it.


 General PCB Assembly Procedure

 Practical tips on assembling a printed circuit board.


 Using the VBPW77 phototransistor

 Phototransistor application, using it on MOBOT line follower  applications


 Many Times Programmable z8!

 z8 OTP can be reprogrammed more than once.


 Making Sense out of Sense Lines

 Don't know what those  +S and -S terminals in your power supply
 are for ? Edgar Policarpio knows, and he gladly explains it to us..