This does not work when a Spektrum Tx is the master and a Taranis running OpenTx is the slave.
PPM Frame to 22.0 ms 400u -
Locating the the solution took a bit of digging.
What are your thoughts on making a request to the OpenTx team to add a set of default values in addition to being able to customize them. If not possible in the firmware then in companion.
PPM Frame settings:
Other popular Tx in use