Parts:
Plan:
- Cheap small form factor box in trunk: rbpi, 3g, wifi, batteries, audio-to-radio rf transmitter
- Solar panel on top of trunk
- 12V power from front going into trunk
- USB cable pulled to front into powered usb hub for:
-- docking phone
-- arduino front unit
-- thumbdrive?
- wifi configured in 2 concurrent mode: AP mode for tablet/phone control, client mode for binding to home/office wifi
Resources:
- RbPI Mod: http://www.bitwizard.nl/wiki/index.php?title=Reducing_power_consumption_of_a_raspberry_Pi
- Raspian: http://www.raspbian.org/RaspbianInstaller