A Fluke 8840a is used for current measurement. It's attached to a Prologix GPIB-USB adapter.
If currents are above 2 A, a shunt is used.
Playback is with Gaia's video player. Currently a bug causes WebM to playback in the wrong aspect ratio. The Snapdragon 801 in the z3c has hardware H.264 playback, but VP9 playback is provided via software.
The Nexus 7 has a hardware H264 decoder, but only software VP9. MX Player is used for playback.