Hi Carlos, I can't think of any place to find something that big with 5mV regulation. = Even getting output ripple down to that would require additional filtering. For cheap, durable power supplies I usually start with MeanWell: https://www.jameco.com/z/SE-450-36-MEAN-WELL-AC-to-DC-Power-Supply-Single-O= utput-36-Volt-12-5-Amp-450-Watt_2101614.html You'll need two of them for 36V bipolar, I doubt there is any off-the-shelf= power supply that has dual 36V outputs. Best regards, Bob ________________________________________ From: piclist-bounces@mit.edu on behalf of Carlos= Marcano=20 Sent: Thursday, October 24, 2019 10:16 AM To: Microcontroller discussion list - Public. Subject: [EE] DC Power supply recommendation. Hi list. I need to buy a dc power supply with the following requirements: - Portable. - +/- 36 VDC - 10 A -Voltage regulation: Line regulation=1B$B!e=1B(B5mV. load regulation=1B$B!e=1B(B5mA - Current regulation: line regulation=1B$B!e=1B(B3mA. load regulation=1B$B!e=1B(B3mA -Input voltage: rated to work with 110/220 VAC. Could you guys recommend something similar to this? Good pricing is a plus ;) Thanks in advance, Carlos. Libre de virus. www.avg.com <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> -- http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .