300w Ashdown Bass Magnifier Head - Valve Drive, 9 band EQ, Compressor, Sub Octave For over two decades, the Ashdown ABM range has set the standard for bass players seeking authentic tone, immense power, versatility, and unwavering reliability. Recognisable by its glowing VU meter, the ABM series has graced stages across the globe. Now, the ABM EVO IV takes this legacy even further. Its class-leading preamp sophistication combines with a formidable 300-watt power stage, available in three head versions rated at 300W, 600W, and 1200W. The Variable Valve Drive Plus offers a wide range of tones, from clean to overdriven, with foot-switch control for seamless transitions. But the real star of the show is the all-new 9-band EQ, providing precision control over your sound. It's accompanied by Ashdown's One Knob Dynamic Compressor and Sub-Harmonic Generator, ensuring your bass cuts through any mix. Professional connections, including a tuner output, transparent FX loop, and Line Input, make the ABM EVO IV a versatile choice for stage and studio. Paired with the optional FS-4 foot-switch, you'll have complete control over your tonal shifts. SPECIFICATIONS Power Output - 300 Watts Power Requirement - 115-230 Volts Speaker Outputs - 2 x Neutrick Jack/Speakon outputs Frequency Response - -3dB @ 17Hz und 30KHz High Instrument Input - Impedance 3.9m Ohms, input range 150mV Low Instrument Input - Impedance 10k Ohms, input range 300mV - 40V p-p Line Input - Impedance 22k Ohms, input level 0dBu nominal DI Output - 600 Ohm balanced, Level 0dBu nominal Tuner Output - Impedance 22k Ohms, Level 0dBu nominal Impedance - Minimum 4 Ohms Effects Send - Impedance 22k Ohm, Level 0dBu nominal Effects Return - impedance 22k Ohms, Input Level 0dBu Nominal Pre Amp Tubes - 1 x 12AX7
