This Adjustable Voltage, Current Power Supply Circuit using Transistor 2N3055 talks about how to make simple and useful power circuit. This circuit can change voltage and current so it work for many electronic projects. It uses one popular transistor called 2N3055 and some other parts. WARNING: Be careful, High voltage can be very dangerous. Do […]
Power Supply Circuits
Simple Hum Free Regulator Power Supply Circuit
This Simple Hum Free Regulator Power Supply Circuit uses one common transistor 2N3055 to make power supply clean and stable. It stops unwanted noise like hum sound which sometimes come from power supply. What is a Hum Free Regulator Power Supply: Hum Free Regulator Power Supply circuit is one electronic circuit made to reduce or […]
Simple Adjustable Power Supply Circuit using Two Transistors
This Simple Adjustable Power Supply Circuit using Two Transistors is a simple power supply circuit. It can change the output voltage by using two transistors like BD140 and MJ2955 to control the voltage. What is a Adjustable Power Supply Circuit: Adjustable power supply circuit is an electric circuit which uses two transistors to change and […]
Simple Transformerless Power Supply Circuit
This article show how to make small and Simple Transformerless Power Supply Circuit. It changes big voltage from wall socket to small voltage for electronics. It does this in smart way with no need of big transformer. WARNING: High voltage is dangerous. Only make this when adult is there and watching. What is a Transformerless […]
Bench Power Supply Circuit
This circuit is Bench Power Supply Circuit which is easy to use and works good. We can change voltage and see current. What is a Bench Power Supply: Bench power supply circuit be useful device which gives steady and control power for working in lab, workshop and testing electronics. This circuits main job is give […]
High Current Adjustable LM317 Power Supply Circuit
In this post IC LM317 is chip for controlling voltage but it give only 1.5 amp current. We can add one more part called TIP35 transistor with LM317. When LM317 tell it and this transistor act like a follower. Now with this transistor LM317 can handle big current up to 10 amp. This article for […]