Let's build the most powerful low ripple power supply for your AMIGA with OVP. Part 1

3 years ago
41

I mean 5 millivolts (mV) and not microvolts (μV)! Sorry :-)

Ripple in power supplies can be a problem for old computer hardware. If I may say it even more extreme: Ripple is in the long run the death for computer chips! Therefore I want to use a power supply that has a ripple of less than 5 mV!

The power supply I used here is called "NMC-101" from FG-Elektronik GmbH in Germany. It is a multi-voltage power supply for measurement systems. It supplies 6 amps on the 5 volt line and 1 amp on the two 12 volt lines. It also has a -5 volt line, but we don't need -5 volts for the Amiga. Best of all, it even has overvoltage protection on the 5 volt line.

In this first part I try to install the power supply into an old case I had lying around. For the power supply I use a mains input module FKI 2-50-2 which also contains mains filters.

Link to the previous video with the TRACO POWER PSU:
https://www.youtube.com/watch?v=Bp4KpipmpEo

Main input modul FKI 2-50-2:
https://eu.mouser.com/ProductDetail/Schurter/43044025?qs=t6KQFvBAdNM8LomXfbyzXw==

Datasheet for the NMC-101 I found:
https://www.yumpu.com/de/document/read/10906192/nmc-100-fg-elektronik-gmbh

Music composition and production by Digital ArtDeco.

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