National countered the Dobro with its own single resonator model, which had previously been designed by Dopyera before he left the company; while also continuing to produce the tricone design which many players preferred for its tone.
National countered the Dobro with its own single resonator model. Before he left the company; while also continuing to produce the tricone design which many players preferred for its tone. This was what its own single resonator model had previously been designed by Dopyera.