Spektrum SPM1014 - Manual (Page 8)

5. If the transmitter is PPM and PCM compatible, make sure the transmitter is programmed
to PPM modulation mode. If necessary, see the instructions included with your radio
system for details.
Note: When using the Futaba 3PK, it’s necessary to use
the standard PPM mode and not the HRS mode.
4. Rotate and angle
the antenna on
the module to
vertical.
Installing the
Transmitter Module
(continued)