ART SGX 2000 Express Tube guitar preamp with multi effects. Includes rack mount bolts and washers.

Great working unit. Display has a small pixel squiggle in the middle but it does not prevent reading of the text. Includes rack mount bolts & washers. New battery and factory reset.

The ART SGX 2000 Express is a 1990s-era, 2U rack-mount hybrid guitar preamp and multi-effects processor, combining a 12AX7 tube preamp with 24-bit digital processing. It is known for its "80s/90s rock" tone, featuring over 400+ factory/user presets, an extensive array of analog (compression, EQ) and digital (reverb, delay) effects, and comprehensive MIDI control. 

Key Features and Description

• Tube Preamp: Features a 12AX7 tube for warm analog input and tube contour control.
• Effects Engine: Includes 24-bit ASIC digital effects, with specialized enhanced reverbs and an added Space Phaser in the Express model.
• Capacity: Offers over 200 memory locations and 475 factory presets (in four banks).
• Analog Processing: Includes compression, distortion, exciter, envelope filter, noise gate, and 7-band graphic equalizer.
• Performance MIDI: Supports full MIDI implementation for real-time control of parameters, notably with the ART X-15 Ultrafoot controller.
• Routing: Provides front/rear instrument inputs, stereo line outputs, balanced XLR outputs, and a  instrument output, allowing for complex routing. 

Specifications

• Released: ~1992
• Dynamic Range: >90dB
• Total Presets: 200+ memory locations
• Delay Time: Increased to 1300ms in the Express model
• Tube: 12AX7 

Key Enhancements in "Express" Model
The Express version improved upon the original SGX 2000 by adding enhanced reverb algorithms, the Space Phaser effect, an expanded digital tuner, and increased delay time (1300ms).