This looks like a useful tool to get a handle on cabinet resonance.
http://www.robotshop.ca/home/new-arrivals/phidgets-usb-accelerometer.html
You'd have to roll your own software but that shouldn't be too difficult.
http://www.robotshop.ca/home/new-arrivals/phidgets-usb-accelerometer.html
You'd have to roll your own software but that shouldn't be too difficult.