pcb

Greetings to all and I'd appreciate anyone's help in identifying the circuit/pcb that I found in a collection of RC parts that was donated to our club. It is barely visible in this shot, but the IC is a 555, and the 7 connectors are labeled CN1-CN7 with CN7 having G and +5 labels. My own guess...

What is flexible pcb board? Flexible Printed Circuit Board (FPC), also known as Flexible Circuit Board or Flexible Circuit Board, is a kind of printed circuit board made of flexible substrate material, different from the traditional rigid PCB board is that the flexible PCB board can be bent...