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Do it yourself series lamp current limiter

Series bulb current limiter has been in use for quite a long time by engineers and technicians.

In this lesson we are going to learn how to make a one easily.

Materials required

Bulb holder                   2

Socket (with switch)     1

Main Plug                     1

Power Cable                 1

Piece plywood              1

Screws                          6

Surface box                  1


Bulbs 75W/100W/150W


Below is the circuit diagram of the series bulb

and here is the internal picture of the circuit after being assembled

 

 

 The series bulb now completely assembled and ready to use