12 | July 2014 : LT Journal of Analog Innovation High Performance Portable DC Bench Power Supply: Save Money and Free Up Bench Real Estate by Building Your Own Keith Szolusha. Find great deals on eBay for DC Power Supply in Test Equipment DC Power Supplies. Shop with confidence.. In a switched-mode power supply (SMPS), the AC mains input is directly rectified and then filtered to obtain a DC voltage. The resulting DC voltage is then switched on and off at a high frequency by electronic switching circuitry, thus producing an AC current that will pass through a high-frequency transformer or inductor.. Sorensen is an industry leader in DC power supply, benchtop and modular programmable power sources. View the Sorensen DC power supply products. View Sorensen DC power supply products online ranging from 375W to 320kW, 5V to 1,000V, and 1A to 8,000A to find the right model for your application.. AMETEK Programmable Power DC bench-top power supplies provide precision power with a range of voltage, current, and power options for a variety of uses.. Review of a Tekpower 30V 5A Three Channel Bench Power Supply. The top images show the AC voltage output using a single diode. Only half of the full AC cycle is used resulting in a very 'lumpy' DC output. OK for cheap battery chargers but a decent bench supply needs to do better.. This 18 volt linear power supply features an LCD readout and provides constant DC voltage and current outputs up to 2.0 amps.. Now you can buy programmable DC power supplies and accessories through the new AMETEK online store. View our current products available for immediate sale.. There are a lot of ways that you can repurpose and reuse old electronics. For instance, a computer power supply can make a great bench power supply for your workshop. There are already a lot of tutorials online that show how to convert an old computer power supply into a bench power supply, but most ....
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