This elevated status was short-lived however, as the new high-powered 6G8 blonde Twin-Amp appeared in mid 1960. The Vibrasonic was one of the seven models in the newly designated Professional Series  of Fender amplifiers.
The Vibrasonic was among the seven Professional Series amplifiers introduced by Fender in mid-1960, succeeding a brief period of elevated status for this model. This new 6G8 blonde Twin-Amp entered the market at the same time.