LAB12 Pre1 Class-A Tube Pre-Amplifier

The Pre1 was created to bring music to life with clarity, warmth, and balance. Its pure Class A tube design, built around a matched pair of 6922 tubes and a meticulously engineered power supply, preserves every nuance of a recording with effortless flow and natural tone. Designed for seamless pairing with both tube and solid-state amplifiers, Pre1 offers a transparent and emotionally engaging presentation that feels both refined and deeply human.

FEATURES:

• Remote control for convenient operation

• Toroidal power transformer for clean, stable performance

• Blue Velvet ALPS potentiometer for precise volume control

• No-feedback design for open, natural sound

• SRSG® grounding separates signal and power paths for lower noise

• Fine Symmetry® circuit layout ensures precise channel balance

• One-minute warm-up time for optimal tube performance

• Precision 5mm aluminum face panel in a durable anodized finish

SPECS:

Frequency Response: 5 Hz – 200 kHz (+0 / –3 dB)
Gain: 21 dB
Signal-to-Noise Ratio: 90 dB
Maximum Output: 14V RMS
Input Impedance: 50 kΩ
Output Impedance: 900 Ω
Tube Complement: 2 × 6922 dual triodes
Inputs: 5 × stereo line inputs (RCA connectors)
Preamp Outputs: 2 × stereo line outputs (1 × RCA, 1 × XLR)
Available Colors: Matte Black, Frozen Silver
Dimensions (W × H × D): 16.9" × 4.3" × 11.4"
Weight: 15.4 lb