Monthly archives: March, 2011

Mini oscilloscopes

Seeed Studio repurposed parts for cheap MP3 players and made a production miniature oscilloscope, the DSO nano. I like this small tool and bought one of the first iterations (see image above). It’s…



OpenOptogenetics

When Karl Deisseroth started publishing his work on Channelrhodopsin-2, he set up a website to share the resources, including plasmid information, protocols for expression systems, and hardware details. His site, optogenetics.org, is an excellent…



Laser pointers and quantum mechanics

Laser pointers are handy sources for…



More MATLAB code for 2p scope design

In the last post, I mentioned how the “minification” factor (the diameter of the PMT detector divided by the diameter or the…