TweakTown has a short review of one of the original Athlon
"The Freespeed Pro is one of the older AMD Athlon goldfinger devices on the market today. The Freespeed Pro is manufactured by Ninja Micros and sold in Australia by PC Index. The Device itself if relatively small, it uses 2 banks of 8 dip switches to control the multipliers and core voltage and uses a small scsi-like connector to attach to the goldfinger port. The device is powered externally from the 5V rail from the power supply. It uses a standard hard disk or CD Rom power modular connector which if you don't have a splitter can take away a valuable power connector..."
FULL STORY @ TWEAKTOWN (http://www.tweaktown.com/reviews/fsp/)