I wish I could jusst find some select tri-tip at our Costcos here in the mid west. They stopped selling tri-tip about a year and a half ago.
Raspberry PI Heatermeter homemade temp controller, 2 UDS.
New Version 4.2 Heatermeter with K thermocouple support Available
PM me, if you would like a heatermeter pre-made, everything included, heatermeter, case, blower, SD card programmed, servo and case, no soldering needed ready for your network and BBQ.