Yamaha SPX 990 20-Bit Multi-Effects Processor

Hum and NoiseBelow -82 dBm (Typical -88dBm)
DistortionBelow 0.005% at max. level 1 kHz
Input/ Number of Channel2 (Phone Jack)
Input/ Nominal Level+4/-20dBm (Switchable)
Input/ Highest Input+24dBm (Switchable at +4dB)
Input/ Impedance20 k ohm
Output/ Number of Channel2 (Phone Jack)
Output/ Nominal Level+4/-20dBm (Switchable)
Output/ Highest Output+18dBm (Switchable at +4dB)
Output/ Impedance150 ohm
A/D Conversion20 bits
D/A Conversion20 bits
Sampling Freq.44.1kHz
Preset Program1 - 80
User Memory Program1 - 99,00
Optional Memory Card1 - 99,00
Front Panel/ ControlInput Level (L,R), Data Entry
Front Panel/ KeysFunction Key x 6, Page Select Key x 2, Memory, Store, Edit, Bypass
Front Panel/ Display2 ch. 8 segment LED (Level Meter) 6 segment LED (Mode Indicator) 7 segment LED (Memory No.) Memory, Edit, Bypass indicators 24 chara x 2 Line LCD
Front Panel/ SlotMemory Card
Rear Panel/ ConnectorsInput L/R (XLR x 2, Phone jack x 2 Output L/R (XLR x 2, Phone jack x 2) MIDI In, Thru/Out (DIN 5P x 2) Trigger (Phone Jack x 1) Bypass or INC/DEC (Phone Jack x 1)
Rear Panel/ SwitchIn/Out Level Switch (+4dB/ -20dB x 2) MIDI Thru/ Out Switch
Power RequirementsUS and Canadian Models: 120V, 60Hz British Model:240V, 50Hz General Model:230V, 50Hz
Power Consumption25W
Dimensions480 x 46 x 324.4 mm
(W x H x D)(18-7/8" x 1-13/16" x 12-3/4") (including attachments)
Weight4.6 kg (10lbs. 2oz)