The following videos can help you in the process of jailbreaking your PS3. There are many devices that you can use. See below.
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Using a Minimus AVR USB device to jailbreak the PS3. These instructions on this video will work for other USB devices (e.g. Teensy, Teensy++, Blackcat, Minimus 32, Maximus, Blackat, PS3Break):
Using an iPod Video to jailbreak, this tutorial should work with the iPod nano, mini, etc via the Rockbox PSGroove PC software (Windows only):
Using an iPhone 3G to jailbreak:
Using a TI-84 Plus or TI-89 Titanium Calculator to jailbreak: