9 Subtractor--Close Up The Subtractor Analog Synthesizer is Reason's workhorse synth (see Figure 9.1). Its usefulness is virtually boundless, because it can be used for many different textures and elements in electronic music, including leads, pads, FX, and percussion. It is also a great synth to help you learn to create your own great-sounding patches. This chapter explores and explains the inner workings of this wunderkind, covering such topics as: The basics of subtractive synthesis The Subtractor interface Programming your own patches Advanced programming with the Matrix Pattern Sequencer