Tag: compressor
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Flatline v2 Build
The Flatline is a a great simple compressor designed by John Hollis. Check out my original article on Flatline for some background. This is an update to the original board that incorporates some mods by Atomium Amps. Besides me part value changes, this board adds a trim pot to set the release /decay time for…
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Flatline OP2134
This is the Flatline compress by John Hollis with some mods by Atomium Amplification. I’ve built a few of these and they all work well. Flatline is a simple optical compressor built from a handful of easy to find parts. If you like compressors, want to build one yourself try this, you’ll probably like it.…
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Flatline v1.1
The first version of my Flatline PCB worked well but had a couple of small problems. Check out my original post for more information about the Flatline Compressor. I fixed the issues with the original PCB, and had some boards made through PCBWay.com. The cost is only $5 for 10 boards, so it’s perfect for prototyping. The first…
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Flat Line by John Hollis
The Flatline is a compressor with a simple effective design. It works surprisingly well for its simplicity. I’ve built a few of these over the years on strip board. This time I decided to make my own printed circuit boards. Who is John Hollis? John Hollis was an early contributor to the DIY Pedal scene.…
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New PCB day!
I have a few new PCB projects in the mail today. Flatline Compressor by John Hollis Titan Boost by John Hollis Tremolo-matic XXVIII from Stompboxology Distort-o-matic XI from Stompboxology Bobtavia by Bob Starr John Hollis John Hollis was one of the first people I ran into posting DIY designs on the internet. All of his…
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Pedal Shelf
Pedal shelf
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Flatline Compressor mini
This is the John Hollis Flatline compressor. I built this with the Mad Bean Afterlife PCB. This is an optical compressor. It works pretty good for a no frills minimal parts count project.
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Dual Orange Squeezer
Null-A two orange squeezers in one box. I saw this on ustomp.com and thought what could go wrong?
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Saffron Squeeze clone
DIY compressor in etched enclosure with Tibetan motifs.
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Null-A (dual orange squeezer)
Two Dan Armstrong Orange Squeezers, in series. This was built following the dual orange squeezer build at uStomp.com.
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1776 Bear Hug Compressor
It’s a compressor, might be a good one, I can’t tell. From what I here the best compressors are the ones that make you ask “is this thing on?” Easy build worked on the first test.
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Compressor thing
Here’s a my take on the LED compressor thing. Really this is just a “mash up” of mictester’s “Really Cheap Compressor and the John Hollis Flatline compressor. You could look at this as the Flatline with a simplified LED driver. Or, the Really Cheap Compressor with a non-inverting amplifier stage. This hasn’t been tested. It…