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<blockquote data-quote="gduncanson" data-source="post: 8824232" data-attributes="member: 687518">Here&#039;s the link:&nbsp; <a href="https://www.audiosciencereview.com/forum/index.php?threads/alpine-ute-73bt-review-head-unit.23327/" target="_blank">https://www.audiosciencereview.com/forum/index.php?threads/alpine-ute-73bt-review-head-unit.23327/</a>power setup:&nbsp; I&#039;m not electrically inclined. For my setup I simply bypassed the factory battery source and connected a new one of a higher rating from the battery. To your earlier point, The 445 is inline, I don&#039;t know if the A/U differ in power,; I imagine you could have separate feeds with the U version. The 73bt is downstream from the amp and gets its power through it.My one week old opinion is that I thought I would be playing the radio in my car at half the volume level after the 445 was added. It is noticeable, but not half. I do think my speakers and car noise are factors too.</blockquote>

[QUOTE="gduncanson, post: 8824232, member: 687518"] Here's the link: [URL]https://www.audiosciencereview.com/forum/index.php?threads/alpine-ute-73bt-review-head-unit.23327/[/URL] power setup: I'm not electrically inclined. For my setup I simply bypassed the factory battery source and connected a new one of a higher rating from the battery. To your earlier point, The 445 is inline, I don't know if the A/U differ in power,; I imagine you could have separate feeds with the U version. The 73bt is downstream from the amp and gets its power through it. My one week old opinion is that I thought I would be playing the radio in my car at half the volume level after the 445 was added. It is noticeable, but not half. I do think my speakers and car noise are factors too. [/QUOTE]

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