QB1/PSR pressure control assembly is providing pressure to a reflow oven used for soldering of surface mount electronic components to PCBs.
Toaster oven reflow controller - Henrik's Blog
Reflow Oven Control with QB1/PSR
Open Vapors - Open Source Toaster Reflow Oven - Bald Engineer
REFLO Air is a $200 Open Source Hardware Portable PCB Reflow Machine (Crowdfunding) - CNX Software
Controleo3 Reflow Oven
Reflow Oven Controller - Project Guidance - Arduino Forum
Test Run of DIY PCB Reflow Oven Made of Two Toaster Ovens and Controleo3 Kit
Test Run of DIY PCB Reflow Oven Made of Two Toaster Ovens and Controleo3 Kit
Have your own oven in need of a controller? This kit has what you’ll need to install Controleo3. It includes the controller, enclosure, thermocouple,
Controleo3 Reflow Oven Controller