yes, the earlier one looks like the starting point of the redesign for the TF application, might be some useful parts, but too different to adapt I think

Bill

Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics