Very good class D amplifier for Omegas

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fredgarvin

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Re: Very good class D amplifier for Omegas
« Reply #20 on: 8 Jun 2015, 04:23 pm »
You forgot to mention the "HOBBY" aspect :scratch: These little amps that are $10-25 have given me so much enjoyment, and learning experience that I almost feel guilty for paying so little for such GREAT sound :oops: I have learned much about audio, electronic components, and I learned the very satisfying skill of "solder slinging" I am no longer afraid to tackle component replacement on a PCB. Also, I really enjoy building the modded boards into a finished box! I even stuffed one into an Altoids box just for the challenge :thumb:

In this age of sound bars, bluetooth speakers, Wave Radio, and streaming audio that most people think is great sounding, I found the TPA3110/3116 amps to be amazing even in their stock form. However, the mods do change things dramatically (lift veils) :icon_lol: Are they the last word in cheap audio - NO, but they do pull way above their weight!

As far a C&C, these amps are way within the guidelines for a C&C system. Personally, I have built 7 of the TPA3110/TPA3116 amps. I bought tools, soldering station, milled aluminum cases, wire, electronic components, connectors, etc. I added an Astron PS ($25 shipped), and a 3 tube preamp with Russian tubes. I have a couple hundred dollars total invested in this class D amp DIY hobby.

Well sure, but sometimes it's fun to laugh at ourselves a little.

Folsom

Re: Very good class D amplifier for Omegas
« Reply #21 on: 9 Jun 2015, 01:55 am »

Salis,
I have been wanting to try the TDA7297 for awhile now, but keeping up with the "current" parts changes, and mods needed has been difficult. So - seeing that you are the major driving force for this amp, I wish you would update YOUR recommended parts changes with Digi-key or Mouser part numbers. Also, which board (source) to buy? And finally instructions for each mod, like you did with your earlier posts in the TDA7297 thread. :thumb:

I was just thinking that. Ya, sure, I want my kit to soar, but you can make one sound pretty decent otherwise. I've got a board at home I can modify and take some pictures, update parts, etc.

lacro

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Re: Very good class D amplifier for Omegas
« Reply #22 on: 9 Jun 2015, 03:00 pm »
I was just thinking that. Ya, sure, I want my kit to soar, but you can make one sound pretty decent otherwise. I've got a board at home I can modify and take some pictures, update parts, etc.

That would be great! I can do the mods, just need instructions, and a BOM with part numbers. :thumb:

Salis wrote:

"I want my kit to soar"

Hey -  why not offer a DIY kit with your upgraded parts, and a U-Tube how - to video?? You could supply a bare board with a better parts.

http://www.ebay.com/itm/TDA7297-15W-15-W-Amplifier-Board-DC-12V-Pure-Post-stage-2-0-Two-channel-DIY-Kit-/181761389272?pt=LH_DefaultDomain_0&hash=item2a51d2b2d8

Sorry for hijacking this thread - Should be moved here: http://www.audiocircle.com/index.php?topic=122152.msg1428151#new