Pro Audio Design Forum

Thanks Doug. Velleman also make the K8090 8 Relay Board that has USB and pushbutton control. As I understand it the buttons can be programmed via USB to operate in banks using software-defined logic. Then the USB can be disconnected if needed. Thus, a "solo" pushbutton command for instance...

From the "where are they now" category the Forrest Mims website.

http://www.forrestmims.org/

Jim Brown's Audio Systems Group Publications

http://www.audiosystemsgroup.com/publish.htm

Sound on Sound Article Mixing on Headphones

http://www.soundonsound.com/sos/jan07/a ... phones.htm

"Simple PS Voltage Splitters Using Audio Amplifiers," Petre Petrov, EDN, February 11, 2014. Note that the EDN website is often very slow to load... https://www.edn.com/design/consumer/4428197/3/Simple-PS-voltage-splitters-based-on-audio-amplifiers Part 2: https://www.edn.com/design/consume...

Another link showing how to insert special characters and symbols into html and posts.

http://tools.oratory.com/altcodes.html

I'm always having to look up how to do Logs and Inverse Logs in Excel


Excel Log and Inverse Log Formulas

Cite: http://support.microsoft.com/kb/214116

Every audiophile understands the concept of the “sweet spot”, that happy balance of conditions that elicits the best possible sound. It can be a particular listening spot, the best positioning of loudspeakers, or the fortuitous combination of components which complement each other perfectly. It sho...

The mods.dk site is a great resource for Heathkit, General Test Equipment and RF-related manuals.

http://www.mods.dk/

Manuals and Schematics are here: http://www.mods.dk/manual.php

Martin Zuther's K-Meter download. This is one I've been using quite a bit. I prefer it over the Orban Meter. http://www.mzuther.de/en/software/kmeter/ See also "A New Way to Monitor Signal Level," John Kean, Radio World, April 17, 2014. https://www.radioworld.com/resource-center/a-new-way-...