Chipamp, Gainclone, T-Amp and Op-amp Projects
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SV100870.JPGOP Amp Preamp - from the rear5961 viewsFrom the rear of the case you can see the power connection (for 18V 1.2A regulated wall wart) gold output and input connections. More information for this diy audio project is available at the DIY OPA2134 Preamp Project page.
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PreAmp.JPGOPA2134 based preamp with balance control.7289 viewsWith the case work complete it will not be long before this OP based preamp is singing along. The case is small about 115 X 85 and cast aluminum. Gain is 3 dB and a balance control has been included. Full details for this project are available at: DIY OPA2134 Preamplifier Project.
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Finished-AMP6-T-Amp-Back.jpgRear View - DIY Class-T (T-Amp) Kit5634 viewsHere is a rear view of the DIY AMP6 T-Amp kit.
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Underside-AMP6-Tripath.jpgUnderside View of Finished T-Amp Kit 7586 viewsHere is a view from the underside. The large transformer was salvaged from a dead computer UPS. For more details, see the DIY T-Amp project page.
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AMP6-T-Amp-Kit-Parts.jpgAMP6 Kit from 41hz.com7485 viewsThe AMP6 kit from 41hz.com. See the project page for my experience with the DIY AMP6 kit.
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AMP6-T-Amp-PCB.jpgClass T Amplifier PCB (AMP6)9239 viewsAmpilifer module of Class T AMP6. More details are available at the AMP6 T-Amp page.
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Finished-AMP6-T-Amp-Front.jpgAMP6 T-Amp (Class-T) - Front6134 viewsFront view of finished DIY AMP6 T-Amp kit.
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LM3875-Gainclone-Enclosure.jpgLM3875 Gainclone Enclosure9102 viewsFinal shot of my DIY Gainclone project.
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LM3875-Gainclone-Protoboard.jpgDIY LM3875 Gainclone on Protoboard8400 viewsAnother view of the LM3875 Gainclone on a Protoboard. The schematic is the same as Mark's DIY LM3875 Gainclone project. All of the parts (except the chip) are from Dick Smith and can also be found at Radio Shack in the US.
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Finished-LM3875-Gainclone.jpgFinished LM3875 Gainclone Enclosure5825 viewsThe finished enclosure for my LM3875 Gainclone. The enclosure is from Jaycar and was $15. See the other pictures for more info.
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LM3875-Gainclone-Breadboard.jpgLM3875 Gainclone on Breadboard6681 viewsLM3875 Gainclone. The circuit is the same as Mark's LM3875 Gainclone. Most of the parts are from Dick Smith which can also be found at Radio Shack.
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LM3875-Chipamp-Enclosure.jpgLM3875 Chipamp Enclosure6515 viewsThis is my LM3875 DIY Chipamp / Gainclone . Please see the other pictures for more details.
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LM3875-Monoblock-Amps.JPGLM3875 Chip Amp Monoblock Amplifiers7451 viewsChip amp monoblock amplifiers based on a retro look and the LM3875 chip.
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Nanoo-LM3875-Gainclone.jpgNanoo - LM3875 Gainclone8459 viewsVery compact LM3875 chipamp with external power supply.
See the Nanoo LM3875 Gainclone Project page for more information.
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