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<blockquote data-quote="Langston Holland" data-source="post: 50573" data-attributes="member: 171">Re: Digital Consoles w/UPS and GeneratorsHal!Who&#039;s this little boy?! Am I in trouble? <img src="https://cdn.jsdelivr.net/joypixels/assets/8.0/png/unicode/64/1f642.png" class="smilie smilie--emoji" loading="lazy" width="64" height="64" alt=":)" title="Smile&nbsp; &nbsp; :)"&nbsp; data-smilie="1"data-shortname=":)" />[ATTACH]150350[/ATTACH]The best thing in the world is (of course) a <a href="http://www.surgex.com/products/su1000li.html" target="_blank">2RU SurgeX UPS</a>.The cheap things I use are these <a href="http://www.apc.com/resource/include/techspec_index.cfm?base_sku=BR700G" target="_blank">APC units</a>.Do not go any cheaper. The reason the APC UPS Pro 700 is so good is that it has a built in voltage regulator. Yamaha consoles do fine with the square waves that UPS mfg&#039;s call a &quot;modified sine wave&quot;, but it&#039;s best to avoid that. Purchasing a non-SurgeX true sine wave UPS is a waste of money. IMO.My tests on the APC UPS Pro 700 with out-of-the-box settings (which happen to be best and is called &quot;Normal Sensitivity&quot;), show that with an input of 88v-140v, the thing will use it&#039;s voltage regulator to give you a true sine wave output of 98v-131v. Go beyond those input voltages and the thing will go to ugly battery mode that still works perfectly on my M7&#039;s.</blockquote>

[QUOTE="Langston Holland, post: 50573, member: 171"] Re: Digital Consoles w/UPS and Generators Hal! Who's this little boy?! Am I in trouble? :) [ATTACH=CONFIG]150350.vB5-legacyid=3571[/ATTACH] The best thing in the world is (of course) a [URL="http://www.surgex.com/products/su1000li.html"]2RU SurgeX UPS[/URL]. The cheap things I use are these [URL="http://www.apc.com/resource/include/techspec_index.cfm?base_sku=BR700G"]APC units[/URL]. Do not go any cheaper. The reason the APC UPS Pro 700 is so good is that it has a built in voltage regulator. Yamaha consoles do fine with the square waves that UPS mfg's call a "modified sine wave", but it's best to avoid that. Purchasing a non-SurgeX true sine wave UPS is a waste of money. IMO. My tests on the APC UPS Pro 700 with out-of-the-box settings (which happen to be best and is called "Normal Sensitivity"), show that with an input of 88v-140v, the thing will use it's voltage regulator to give you a true sine wave output of 98v-131v. Go beyond those input voltages and the thing will go to ugly battery mode that still works perfectly on my M7's. [/QUOTE]

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