btcgarden-AM-v1 down to $0.53/GHs. In stock for international selling!

[klondike_bar]

^I think two is the limit due to either the RPi or the number of IO lanes available - but am not entirely sure.
you should be able to find a compatible ribbon at most electronic supply houses such as a sayal or similar place. You could always buy a dozen 1-wire jumper pins and string it yourself.

has anyone figured out a way to make these units more power efficient? Its a shame that mine will likely turn off in a month from now - its the quietest miner I own and has never caused trouble to operate. I often think its not turned on because of the whisper fans and lack of blinking LEDs