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 NEW    Bruce Heran outlines the details and construction of his simple DIY 6DJ8 (ECC88) Tube Hi-Fi Headphone Amplifier Project.

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OPA2134 Inside the Chip amp preamp II

You can see how compact the boards are. The yellow caps are MPX 0.47uF and 220uF low ESR electrolytics store power from the voltage divider network (virtual ground). Computer stand-off keep the brds. off the case and are fitted with rubber grommets to control cct. resonance and vibration. More details are available at the DIY OPA2134PA Preamplifier Project page.

Rear.JPG Underneath.JPG SV101647.JPG SV101673.JPG SV101672.JPG
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Filename:SV101647.JPG
Album name:Chipamp, Gainclone, T-Amp and Op-amp Projects
Filesize:422 KiB
Date added:Jul 08, 2008
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