Simple 12V to 24V DC DC converter using LM324 and transistor
9 ways to build 24V power supply circuits with easy parts
230V AC to 5V DC converter, lossless - Electrical Engineering Stack Exchange
Misc
AC-DC Converters including Buck, Boost and Flyback
AC to DC Conversion : 3 Steps - Instructables
12V to 120V DC DC Converter circuit
Reading and Understanding AC and DC Schematics In Protection And Control Relaying - EEP
Reference Designs
24V DC Power Supply (homemade/DIY)
AC to DC Converter
230V AC to 5V DC converter, lossless - Electrical Engineering Stack Exchange
Buy AC-DC 100W Converter 110V 220V To 24V DC 4A 6A Power Supply Switching Transformer in the online store MicroElectronic Store at a price of 3.39 usd with delivery: specifications, photos and
Reference Designs
Test, Measurement & Inspection New Waterproof 12V to 24V DC-DC Step Up Power Supply Converter 5A 60W QWD Signal Sources & Conditioning