Review: TOOB 12J & 12R

Some of the coolest inventions tend to make you go "Geez, this is so obvious! Why didn't I think of this?" The truth is, though, that the basic idea usually is only the first impetus for going on an exploratory journey. You have to have the inventor's drive and perseverance to grab the idea by its throat, and hold it there for as long as it takes to hew and mould it into its final shape. Finnish guitarist/inventor Markku Pietinen had become increasingly frustrated by the weight and size of traditional speaker cabinets for guitar. Modern technology – like Class D power amps – has lead to ever smaller amplifier sizes, yet cabinets were still cumbersome and angular.