Conrad, I have two extra from here: http://k9ivb.net/Hermes/index.htm adjusted by K3IT, manufactured by OSH Park: http://oshpark.com/shared_projects/kHH5LohL . Just for real expenses, no more, if you are interested ;-) One board cost to me, like ~2$(or more, should check). Aivars. 1401552251.0