The Marshall Valvestate 2000 AVT150H is a hybrid guitar amplifier head that combines solid-state power with a tube-driven preamp for warm, responsive tone. It is part of Marshall's Advanced Valvestate Technology (AVT) series. Here are the key specifications:
General Specifications
- Type: Hybrid amplifier head (Tube preamp + Solid-state power amp)
- Power Output: 150 watts RMS
Preamp Section
- Preamp Tube: 1 x ECC83 (12AX7) valve
- Channels: 4 (switchable via footswitch)
- Clean: Warm and transparent tones
- Overdrive 1: Mild overdrive to classic rock crunch
- Overdrive 2: Higher gain for modern rock and metal
- Acoustic Simulator: Simulates an acoustic guitar tone for versatility
Power Amp Section
- Technology: Solid-state power amp designed to emulate the characteristics of a tube power stage.
EQ and Controls
- Per Channel EQ: Independent 3-band EQ (Bass, Middle, Treble) for each channel.
- Volume Controls: Channel volume and master volume.
- Additional Controls:
- Gain (on overdrive channels)
- Contour (on overdrive channels for tone shaping)
Built-in Effects
- Effects: 16 digital effects, including reverb, delay, chorus, flange, and more.
- Effect Parameters: Adjustable via knobs for each effect.
- Channel-Specific Reverb: Independent reverb control for each channel.
Inputs and Outputs
- Guitar Input: Standard 1/4" jack
- Speaker Outputs:
- Designed to drive 4, 8, or 16-ohm cabinets
- Optimized for use with Marshall AVT412 cabinets
- Emulated Line Output: For direct connection to PA systems or recording interfaces (with speaker simulation).
- FX Loop: Send and return for external effects.
- Headphone Output: Silent practice option with speaker emulation.
Footswitch
- Included Footswitch: PEDL-00039 (4-button footswitch for channel selection and effects control).
Construction and Design
- Dimensions: 26.3" x 10.6" x 10.2" (670mm x 270mm x 260mm)
- Weight: Approximately 31 lbs (14 kg)
- Build: Sturdy construction with a black Tolex covering and the classic gold Marshall control panel.
Tonal Characteristics
- Combines the warmth and harmonic richness of a tube preamp with the reliability and headroom of a solid-state power amp.
- Offers versatility for various genres, from clean tones and acoustic simulations to high-gain rock and metal.
The Marshall AVT150H is a powerful and flexible amp head that’s ideal for players seeking tube-like tone with the durability and consistency of solid-state technology. It’s well-suited for gigging musicians looking for an affordable, reliable amp with plenty of tonal options.
