Dec 1, 2020 · Indeed, 220V will be more efficient (i.e. less power loss) than 110V. The reason is simple, the majority of power loss/less efficiency is due to the heat generated by the current
May 10, 2021 · Hi all, I''d like to install some LED outdoor lights which work on 12v AC or DC. Depending on how many I decide to install I may exceed 50w. I have lots of 12v AC electronic
Jul 5, 2023 · If you''re looking to get more power out of your amplifier, there are a few things you can do. In this article, we''ll walk you through some of the most
Mar 2, 2025 · Voltage Compatibility: Check if your camper''s electrical system is designed for 220V When it comes to camping and outdoor adventures, ensuring your electrical systems are
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Feb 10, 2015 · A while ago I had this wild idea of using my stereo speaker''s amplifier as an AC power supply for any low powered device that requires it. I thought why not play a sine wave of
May 26, 2024 · Understanding The Difference Between 220V And 110V Power Systems The power systems in different countries operate on different voltages, with the most common ones
Jun 4, 2005 · Can a device that is designed to run off a 220 V AC source be plugged into a 120 V socket and work properly? The reason I''m asking is because I have a headset amplifier that
Oct 25, 2011 · The buck transformer should have a secondary current rating at least 50% greater than the current requirement of your amplifier, and I usually go for 100% - quieter, cooler
Feb 11, 2015 · The tube amp power supply design should already be able to accept this range (+/-10%) of line voltage, since 220V x1.1 = 242V. What is the voltage rating of the supply
Summary: A 220V outdoor power supply is a versatile solution for camping, construction sites, and emergency scenarios. This article explores its practical applications, safety
Jan 26, 2010 · First, I got the external power supply to drive the motor in my GT-2000 turntable. Then recently I secured a Musical Fidelity MVX-2 preamp (posted about it separately) that
Sep 24, 2024 · Learn how to choose the perfect outdoor amp for your speakers, considering weather-resistance, power handling, and compatibility. Discover the benefits of using an
Sep 13, 2006 · You can use a "bucking" transformer - it needs a 240V primary, 20-24V secondary rated for at least the current of your amp. The secondary is wired to opposite phase to subtract
If you mean is there a major difference in sound quality between and amp which is ' designed for ' 220v (ie. whose power transformer's primary winding is specced for 220v) and an amp which is ' designed for ' 240v (ie. whose power transformer's primary winding is specced for 240v) - the answer is NO!
Indeed, 220V will be more efficient (i.e. less power loss) than 110V. The reason is simple, the majority of power loss/less efficiency is due to the heat generated by the current draw. Power = Volts x Current. So when voltage goes up, the current goes down proportionally, assuming a constant power draw. Less current means less loss.
But they don't - they basically kept using the old 240v infrastructure by making their "standard" 230v +10% / -3%. Which means they are not prosecuted if the mains they provide is between 223v and 253v. Your mains could easily be, say, 246v - which is 26v above the amp's voltage spec. 1 hour ago, Thelastjedi said:
If our electricity providers kept to the nominal standard of 230v - there wouldn't be an issue. But they don't - they basically kept using the old 240v infrastructure by making their "standard" 230v +10% / -3%. Which means they are not prosecuted if the mains they provide is between 223v and 253v.
As long as the basic unregulated supplies were not pushed over any limiting capacitor voltage then there would be no problem. Same goes for power amps. If the rails were 60 volts and the amp used only 63 volt caps (an unlikely scenario) then you could have a problem.
Some (US) datasheets do mention 5 or 10% tolerance but they seem to be the exception. Perhaps the effect of the mains tolerance on the HT is more important. Say an amp is designed for 400Vdc operation and a 230V mains. The European norm states +/- 10% (-15% for short periods), so the HT can be 360-440Vdc.
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