Originally Posted by
ericy
Not all dumb trainers require a power meter. What model do you have?
They list the ones for which they have power curves here:
https://support.zwift.com/hc/en-us/a...Zwift-support-
Look for the "zPower Compatible Trainer and ANT+ Speed Sensor" section. A speed sensor is a whole lot less expensive than a power meter.
https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1
Is what I have, super heavy duty but no electronics at all, the brand isn't listed on their site.