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Results tagged with power-supply
Search options questions only
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user 2028
An electronic device that supplies electrical energy to a load. It can be AC or DC input. Typically DC output.
22
votes
6
answers
25k
views
Benchtop power supplies: linear vs switching? [closed]
I'm looking into getting a decent benchtop power supply ($150-300) for hobby-level electronic design and testing. I don't want to modify or use a computer ATX supply because I want:
Adjustable volta …
- 34.3k
27
votes
4
answers
33k
views
Considerations in a bench/lab power supply?
I'm looking at adding a low-cost variable power supply to my electronics hobby bench. After years of cobbling together LM317's and LM7805's, it's about time...
Considerations:
I've found a few optio …
- 34.3k
3
votes
2
answers
236
views
What value are these resistors?
These are two resistors that were in series with a transformer on the mains (120 V AC) input of an audio amplifier power supply. The PCB under them has become discolored with heat after being in servi …
- 34.3k