![power supply - Choosing an appropriate transformer for symmetrical PSU - Electrical Engineering Stack Exchange power supply - Choosing an appropriate transformer for symmetrical PSU - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/1oyMz.jpg)
power supply - Choosing an appropriate transformer for symmetrical PSU - Electrical Engineering Stack Exchange
![15V symmetric regulated power supply composed of LC1468G - Power_Supply_Circuit - Circuit Diagram - SeekIC.com 15V symmetric regulated power supply composed of LC1468G - Power_Supply_Circuit - Circuit Diagram - SeekIC.com](http://www.seekic.com/uploadfile/ic-circuit/20114223820361.jpg)
15V symmetric regulated power supply composed of LC1468G - Power_Supply_Circuit - Circuit Diagram - SeekIC.com
![15V 350mA Symmetrical Regulated Power Supply Using On Board Transformer and LM7815 & LM7915 Regulators | Circuit Ideas I Electronic DIY Projects I Robotics 15V 350mA Symmetrical Regulated Power Supply Using On Board Transformer and LM7815 & LM7915 Regulators | Circuit Ideas I Electronic DIY Projects I Robotics](https://www.twovolt.com/wp-content/uploads/2016/07/15V-350mA-Symmetrical-Regulated-Power-Supply-Using-On-Board-Transformer-and-7815-7915-Regulators-2.png)
15V 350mA Symmetrical Regulated Power Supply Using On Board Transformer and LM7815 & LM7915 Regulators | Circuit Ideas I Electronic DIY Projects I Robotics
![Regulated +15 -15 Volts Symmetric Power Supply From 12 Volt Transformer – Electronic Circuit Diagram Regulated +15 -15 Volts Symmetric Power Supply From 12 Volt Transformer – Electronic Circuit Diagram](https://freecircuitdiagram.com/wp-content/uploads/2008/08/simmetric_double_voltage.gif)