CH Precision L1 – Specifications

• Type: Dual-mono line preamplifier
• Circuit Topology: Fully balanced, pure Class A, discrete design
• Inputs:
  • 4 × Balanced XLR
  • 2 × Single-ended RCA
  • 2 × Single-ended BNC
• Outputs:
  • 2 × Balanced XLR
  • 1 × Single-ended RCA
  • 1 × Single-ended BNC
• Volume Control: 20-bit R-2R ladder network, 236 steps (0.5 dB)
• Frequency Response: DC – 1 MHz
• THD+N: < 0.001%
• Signal-to-Noise Ratio: > 136 dB
• Maximum Input Level:
  • 16 Vrms (Balanced)
  • 8 Vrms (Single-ended)
• Maximum Output Level:
  • 20 Vrms (Balanced)
  • 10 Vrms (Single-ended)
• Input Impedance:
  • Balanced: 94 kΩ / 600 Ω
  • Single-ended: 47 kΩ / 300 Ω
• Display: 800 × 480 RGB AMOLED
• Power Consumption: <0.5 W (Standby), 55 W (Typical)
• Dimensions (W × D × H): 440 × 440 × 133 mm
• Weight: 20 kg
• Available Colors: Silver, Anthracite, Champagne
• Upgrade Options: External X1 power supply, dual-mono configuration