Technical audio - tech for music, recording, sound design. Harrison Ford Filter Feeler. It looks like 12afael, Jens and I finally have a production version of this PCB ready and we're about to place an order for ourselves.
Essentially it's a clone of the classic Harrison sweepable filters. The board runs on +/- 15v, has extremely few parts, and is tiny enough to fit a bunch in a rack case. It could also easily be built into a 500 series module. The hardest parts to source are the 47k Rev Log pots, which are available at Audio Maintenance (thanks Colin!). I'm not trying to run a shop or anything, but if anybody would like a few boards I can figure out a price and add them in to our order. Microphone research. View topic - Available kits for DIY assembly. I share your disappointment, as I wanted to order several more, myself.
In fact, we are talking about whether we wanted to market a version... Eisen Audio originally sent us the kits in October 2009.
Deciphering Electrical Characteristics in an Op Amp Datasheet. Microphone University - knowledge base articles about microphone technology. world leader in high performance signal processing. Analog Devices.