Aside from the cost of a custom transformer, are there any (dis)advantages to doing this? I am building a quad-amped system, and will use a lower (CT) supply voltage on the tweeter & upper-mid amps. I'd like to drive those and the lower-mid amp from a single transformer, to save space. Am I just asking for trouble?
> tweeter & upper-mid amps. I'd like to drive those and the lower-mid amp from a single transformer
Every time your bass goes BOOM, the supply voltage to your mid-highs will dip.
If you use a well-oversized core, this may not be a real problem. However then it may not be smaller than separate cores.
I don't think it will be "trouble". I think separate would be better, or at least lessen the interaction.
I also think that "saving space" is usually a poor plan. Hard to build, hard to fix, hard to upgrade, tends to run hot, have self-buzz, be unstable. I've built things too-tight and regretted it.
Every time your bass goes BOOM, the supply voltage to your mid-highs will dip.
If you use a well-oversized core, this may not be a real problem. However then it may not be smaller than separate cores.
I don't think it will be "trouble". I think separate would be better, or at least lessen the interaction.
I also think that "saving space" is usually a poor plan. Hard to build, hard to fix, hard to upgrade, tends to run hot, have self-buzz, be unstable. I've built things too-tight and regretted it.
Why not pose your question to the people at Plitron or Avel-Lindberg. Transformer construction sounds simple but some of the nuances make it kind of a black art - hence the manufacturer probably has info and opinion based on a level of experience that few on this forum are likely to have.
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