Westinghouse WGen12000 - 12000 Watt Electric Start Portable Generator w/ Wireless Remote Start

Westinghouse Outdoor Power Equipment 15000 Peak Watt Home Backup Portable Generator, Remote Electric Start with Auto Choke, Transfer Switch Ready 30A & 50 Outlets, Gas Powered, CARB Compliant, Black. 

This is an inexpensive way to power your rig! While not as efficient as the other options listed here this will do the job for a small operation.