This model is very user-friendly, featuring both tube and solid-state preamps that can be mixed for versatile sound creation. It is equipped with various functions such as a 10-band EQ, compressor, and XLR direct out. A classic high-power bass amp with 350W output. Specifications ■ Bass Amplifier ■ Head ■ Preamp: Tube (12AX7) / Solid-state preamp ■ Output: 240W (8Ω), 350W (4Ω) ■ Features ・High-quality 10-band graphic equalizer ・Two contour controls (high-pass/low-pass) to actively shape the bass tone ・Compressor to add punch to the bass tone and reduce volume variations ・Built-in circuit to protect connected speakers from dangerous overload and popping sounds, regardless of power on/off ・Two preamp controls to blend tube and transistor sounds ・HARTKE's unique Transient Attack circuit, which faithfully reproduces all the nuances of the performance ・Adjustable relative amount of effect send (dry) signal and effect return (wet) signal sent to the speaker output ・Passive/Active input compatible ■ Controls ・PRE AMP A/B (Blend tube type A and transistor type B sounds) ・COMPRESSION ・LOW PASS ・HIGH PASS ・VOLUME ■ Switches ・EQ ON/OFF ■ I/O ・PASSIVE input: 100 k Ohms, 20 mv ・ACTIVE input: 100 k Ohms, 60 mv ・Speaker out: Phone ・Balanced out (with ground lift, Pre/Post switch) ・Effects send/return ■ Size: W44 x D33 x H10cm ■ Weight: Approximately 9.3kg ■ Accessories: Power cable