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<blockquote data-quote="John Roberts" data-source="post: 43084" data-attributes="member: 126">Re: I think I&#039;m digital desk cursed...If a UPS is mandatory, it seems the console maker could build one in. I recall seeing a similar issue with early digital power amps, where they would get stupid at low line mains voltage, long before analog amps, but this was just another technology quirk for designers to deal with, and isolated to one small fraction of the total circuitry. Perhaps the console makers don&#039;t want to add an expense to all models that is only mandatory for live sound reinforcement, with the generally lower quality power. The brains inside digital consoles are running from only a few volts, so it seems they should be able to keep that low voltage rail up, far easier than providing a full a sine wave output UPS. Who cares if the audio path suffers compromised headroom in the analog path during power dips, the amps aren&#039;t getting full power either.&nbsp; Experiencing a little clipping is not as bad as a total brain freeze. Sorry, this would be funny if it wasn&#039;t real life.&nbsp; Robust, mains tolerant designs seems like just another feature, that pro Live SR gear should offer. A budget, or &quot;all things to all customers&quot; board may cut a few corners.JR</blockquote>

[QUOTE="John Roberts, post: 43084, member: 126"] Re: I think I'm digital desk cursed... If a UPS is mandatory, it seems the console maker could build one in. I recall seeing a similar issue with early digital power amps, where they would get stupid at low line mains voltage, long before analog amps, but this was just another technology quirk for designers to deal with, and isolated to one small fraction of the total circuitry. Perhaps the console makers don't want to add an expense to all models that is only mandatory for live sound reinforcement, with the generally lower quality power. The brains inside digital consoles are running from only a few volts, so it seems they should be able to keep that low voltage rail up, far easier than providing a full a sine wave output UPS. Who cares if the audio path suffers compromised headroom in the analog path during power dips, the amps aren't getting full power either. Experiencing a little clipping is not as bad as a total brain freeze. Sorry, this would be funny if it wasn't real life. Robust, mains tolerant designs seems like just another feature, that pro Live SR gear should offer. A budget, or "all things to all customers" board may cut a few corners. JR [/QUOTE]

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