Circuits
Circuits Power Supply Tips Tutorial Videos
Video tutorial Electrical Transformer + AC to DC conversion
Video tutorial Electrical Transformer + AC to DC conversion. Afroman covers the basics of how transformers work, where to shop ...
Circuits Power Supply Tips Tutorial Videos
LM317 Adjustable Voltage Regulator video Tutorial
LM317 Adjustable Voltage Regulator video Tutorial, A tutorial on the LM317 voltage regulator. Shows you how to make a 1.25 ...
Battery Charger Circuits Power Supply Tips Tutorial Videos
Video tutorial Voltage regulator tutorial & USB gadget charger circuit
Video tutorial Voltage regulator tutorial & USB gadget charger circuit, This video covers the basics of linear voltage regulators – ...
Amplifier Audio Circuits
Brutus TDA7294 circuit diagram power Amplifier 170W
Brutus TDA7294 circuit diagram power Amplifier 170W. The circuit of the amplifier with TDA7294 was a big hit among our ...
Tips Tutorial Videos
Video tutorial Multimeter – how to use a multimeter
Video tutorial Multimeter – how to use a multimeter to measure voltage, current, resistance and continuity Afroman shows you what ...
Tips Tutorial Videos
Diode Tutorial & How to build an AC to DC power supply
Video tutorial – Diode Tutorial & How to build an AC to DC power supply. This video covers the basics ...
Tips Tutorial Videos
Video tutorial How To Test A Bridge Rectifier With A Digital Multimeter DMM
Video tutorial How To Test A Bridge Rectifier With A Digital Multimeter, DMM. A Short & Easy Test To Check ...
Tips Tutorial Videos
Creating Gerbers using EAGLE
Creating Gerbers using EAGLE, Tutorial showing how to quickly and easily create gerbers in EAGLE. Creating Gerbers using EAGLE
Tips Tutorial Videos
Video tutorial How to Create Part in Eagle CAD
Video tutorial How to Create Part in Eagle CAD, A video demonstration on how to add parts in Eagle. Video ...
Hi Adam, You can connect a 12 or 18V DC source in the power connector, do not worry about polarity.