The Yamaha FX900 is a fully configurable digital signal processing unit featuring up to seven simultaneous effects. It utilizes a unique system of algorithms to connect effects in series or parallel across four distinct effect groups: DYN (Dynamic), REV1 (Reverb 1), MOD (Modulation), and REV2 (Reverb 2). The device includes 100 preset programs and 100 RAM memory locations for user-created sounds.
The FX900 provides a fully configurable system of up to seven simultaneous effects.
The special long-life battery that retains internal RAM contents lasts for approximately 5 years.