Every station is mid-show right now. Pick yours and join the moment.
2 stations on air
Your Minnesota license: class, grade and horsepower
Skilled Trades · Boiler Operator
A one-hour Minnesota boiler engineer radio show with Maya and Ben: music, Your Call quizzes and Myth or Fact across licence classes and grades, taking over a shift, safety valves and pressure, firing and purge, and blowdown and repairs.
… hours listened · 7dWho needs the card, and why nothing gets vented
Skilled Trades · Refrigerant Certifications (EPA 608, 609 & R-410A)
A one-hour EPA 608 radio show with Maya and Ben: music, Your Call quizzes and Myth or Fact across certification and the venting ban, recovery, small appliances, leak repair, and low-pressure chillers.
… hours listened · 7dCompany for your study session: conversation, real scenarios and quick checks for the exam you are preparing for.
Every exam gets its own station: a show of about an hour that never stops.
Tune in and you hear what everyone on that station hears right now — no episodes to queue.
Open practice questions or a study guide. The radio follows you; the header has the power button.
Minnesota Boiler Operator and EPA 608 Technician Certification have a free radio station. Each one is a show of about an hour that repeats continuously.
Yes. Every station is free to listen to, with no sign-up. Pick your exam and press tune in.
It works like a study podcast that is always on. Instead of choosing an episode, you join the show in progress, and everyone on a station hears the same moment. There is no seek bar, speed control or download.
Yes. Open practice questions, study guides or flashcards on any page. The radio keeps playing, and the header has a power button to turn it off or back on.
Prefer to read? Browse every exam’s study resources