This item consists of the two SMPS buck converter power supply boards for the QMX transceiver.

These are replacement boards for the ones already in:

• QMX all PCB revisions
• QMX+ PCB Rev 1 only
  

This board is NOT suitable for QMX+ Rev 2 PCBs and up.

• Assembled PCB for Soft power switch, reverse polarity protection and 5V buck converter
• Assembled PCB for the 3.3V linear converter and 3.3V buck converter
• 2x3-pin female header connector
• 2x4-pin female header connector

NOTE: these boards are only suitable for use in the QMX transceiver. They are not standalone voltage regulator boards for general purpose use. They can only be used in a QMX.