# Buying a "variable voltage supply" **URL:** \ **Category:** DIY STUFF\ **Created:** [March 12, 2021, 3:22pm UTC](https://lookmumnocomputer.discourse.group/t/buying-a-variable-voltage-supply/3145 "2021-03-12T15:22:28Z")\ **Posts on this page:** 1\ **Showing post:** 5
**Author:** ![analogoutput](https://yyz2.discourse-cdn.com/free1/user_avatar/lookmumnocomputer.discourse.group/analogoutput/32/29663_2.png) [@analogoutput](https://lookmumnocomputer.discourse.group/u/analogoutput)\ **Post date:** [March 12, 2021, 4:05pm UTC](https://lookmumnocomputer.discourse.group/t/buying-a-variable-voltage-supply/3145/5 "2021-03-12T16:05:28Z")
See discussions here > [@Decent, inexpensive bench power supply?](https://lookmumnocomputer.discourse.group/t/decent-inexpensive-bench-power-supply/236): > > Can someone recommend a simple, inexpensive bench power supply for prototyping and testing Kosmo and Eurorack modules? I’m in the US so if someone has an amazon link they want to share or the name/brand of one they can suggest I would appreciate it! > [@2 Single Output Bench Power Supplies vs One Dual Output Supply](https://lookmumnocomputer.discourse.group/t/2-single-output-bench-power-supplies-vs-one-dual-output-supply/2622): > > Just getting into DIY module building and am trying to save a few bucks. I’m located in the US and would like to get a bench supply for my shop for testing my modules and gizmos. I realize there are some cheap alternatives for using a case supply for KOSMO/Eurorack for testing, but would like a generalized bench supply for other electronic work outside of synth building too. When my builds are case ready, I’ll setup a case supply for them then. Since I have to supply both +12v and -12v is it be… --- _[View the full topic](https://lookmumnocomputer.discourse.group/t/buying-a-variable-voltage-supply/3145)._