OA21 Legacy.

The OA21 Legacy is an upgraded 2024 clone of the original ONIX OA21. We have at last sourced the required methods of making it the way it needs to me made . It a new design and a completly new BOARD, the transformer is bigger with the power upgraded  to 100W RMS both chans driven . It has all the features of the original OA21 but bang up to date .