Roland Software Download TR-606 Rhythm Composer This product comes in the form of an automated email, containing the serial activation code and a link to the relevant website. This should arrive within a few minutes of your successful purchaseIf you have not received your email within 20 minutes, please check your junk/spam folders first and then call or message us for assistance. The TR-606 Software Rhythm Composer is a detailed replica of the TR-606 Drumatixan underground classic in the famous TR family of rhythm machines. The software version has the same sound and behavior of the original, plus powerful new features that virtually modify the circuitry for more sound choices and faster, more fluid programming. The TR-606 was a programmable drum machine released in 1981. Originally designed as a companion to the TB-303 Bass Line, its size, price, and ease of use lowered the bar for quality music production, making it accessible to just about anyone. The punchy midrange kicks, poppin