ROOTMASTER 500 EVO II is Ashdown's 500W bass head developed for those looking for the tone, power and reliability of the ABM series with a considerably reduced weight.
Weighing only 2.1kg and rated at 500 watts this head is packed with top-notch quality and features.

Power: 500 Watts
Power supply: 115-230 Volts
Outputs: 2 x Neutrik Speakon/Jack outputs
Frequency Response: -3dB at 17Hz and 30KHz
Input impedance for active instruments: 3.9m Ohms, 150mV input range
Passive instruments input impedance: 10k Ohm, input range 300mV - 40V p-p
DI Output: 600 Ohm balanced, 0dBu level nominal
Impedance: 8 Ohm internal. 4 Ohms minimum with the addition of an extension cabinet
Signal to Noise: Better than 80dB (EQ flat)
EQ: Bass +/-15dB at 100Hz Lo Mid +/-15dB at 220Hz Middle +/-15dB at 660Hz Hi Mid +/-15dB at 1.6kHz Treble +/-15dB at 7kHz shelving Deep +
FX Send: Impedance 22k Ohms, level 0dBu nominal
FX Return: 22k Ohms, nominal 0dBu input level
Dimensions H x W x D (mm): 86 x 314 x 235
Weight (kg): 2.1