Hello, hamguy515. I am powering an Airmini from a USB C PD power bank using a MakerHawk USB PD cable which triggers the power bank to supply 20V. I then use an XL6009 boost converter module to supply 24V at a fairly high efficiency. This same boost converter would probably be very suitable for a LFE...

Hello all, I am new to CPAPTalk here, but wanted to share an interesting project that I have recently completed. I built a cable to power my ResMed Air Mini from a USB power bank. The solution works great and is approximately 80% less expensive than purpose built solutions out there such as the very...