George and Jeremy take a look at power supplies for powering radios and working on electronic projects. They explain the differences between traditional radio power supplies and “lab” Constant Current / Constant Voltage power supplies. They also provide helpful tips on what to look for when selecting power supplies for your radio or your workbench.
Tim KE4KE Website - http://www.ke4ke.com Vance N3VEM - http://www.n3vem.com Packtenna Mini - http://www.packtenna.com/ YouTube Packtenna Mini Video - https://www.youtube.com/watch?v=z4RONXiPnkE&feature=share New KJ6VU KX2 portable case video - https://www.youtube.com/watch?v=dfhqIH3wuk8 Bioenno LiFePO4 Batteries for ham use - https://www.bioennopower.com/collections/12v-series-lifepo4-batteries/products/12v-8ah-lfp-battery-abs-sealed-black-case?variant=1014198656 Raspberry Pi Clock - from N0BEL - http://n0bel.net/v1/index.php/projects/raspberry-pi-clock 2 Categories
Ham “High Current” power supply considerations and tradeoffs Linear vs Switch? Variable Voltage vs Fixed Voltage? Meters vs no meters? What do you add as you go up in price?
Linear 12V High Current Power Supply: Astron RS-35A - $180 - http://www.hamradio.com/detail.cfm?pid=H0-004434 Switching 12V with Analog Meters: Samlex 1235M - $130 - https://www.hamradio.com/detail.cfm?pid=H0-008965 Switching Variable Voltage with Meters: Powerwerx SPS-30DM - $160 - http://www.hamradio.com/detail.cfm?pid=H0-011684 Switching 12V: Powerwerx SPS 30DV - $110 - http://www.hamradio.com/detail.cfm?pid=H0-010662 Switching 12V Variable Voltage: Alinco DM-330MVT - $160 - http://www.hamradio.com/detail.cfm?pid=H0-003728 Power Supply Accessories
Workbench Power Supply - What specs do you care about?
What do you add as you go up in price?
Dave Jones EEVBlog - earth ground vs ground referenced circuit - https://www.youtube.com/watch?v=xaELqAo4kkQ Tenma 72-8345A 1-36V 3A Power Supply - $150 - http://www.mcmelectronics.com/product/TENMA-72-8345A-/72-8345A Tenma 72-8350 1-20V 5A Power Supply - $160 - http://www.mcmelectronics.com/product/TENMA-72-8350A-/72-8350 Tenma 72-9465 1-36V 5A USB Controllable - $200 - http://www.mcmelectronics.com/product/TENMA-72-9465-/72-9465 GW Instek GPS-1850D - $200 - http://www.mcmelectronics.com/product/GW-INSTEK-GPS-1850D-/72-12100 Rigol Bench Power Supplies - https://www.rigolna.com/products/dc-power-loads/ Siglent Bench Power Supplies - http://siglentamerica.com/pd.aspx?tid=17&T=1
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