CH Precision L1 line preamplifier Specifications

Sidebar 1: Specifications

Description: Modular, dual-mono line-level preamplifier with an 800 × 480 pixel, 24-bit RGB AMOLED display, eight inputs (four balanced on XLR, two each single-ended on RCA and BNC); four outputs (two fully balanced on XLR; one each single-ended on RCA and BNC). Relay-based input switching; 20-bit R-2R–based analog volume control with 236 0.5dB steps. Switchable absolute phase and mono settings. Max levels, input and output: 16V RMS balanced, 8V RMS single-ended. Input impedance: selectable 94k ohms or 600 ohms balanced, 47k ohms or 300 ohms single-ended. Output impedance: 50 ohms on BNC, 75 ohms on RCA, 30 ohms (×2) on XLR. Frequency range: DC–1MHz. THD+N (1kHz source at 3V RMS output, 22kHz bandwidth, unity gain): 0.001%. S/N ratio: Maximum output, unity gain: >136dB.
Dimensions: 17.33" (440mm) W × 4.72" (120mm) H × 17.33" (440mm) D; 17.33" (440mm) W × 5.2" (132mm) H × 18.5" (470mm) D including connectors and feet. Weight: 44lb (20kg). X1 weighs 48.4lb (22kg).
Finishes: silver, anthracite, champagne.
Serial numbers of units reviewed: L1: 16070601; X1: 0ZDA0405. Designed and manufactured in Switzerland.
Price: L1: $34,500 in silver, $37,000 in anthracite or champagne; X1 (as equipped, with dual outputs): $21,500 in silver, $24,000 in anthracite or champagne. Approximate number of US dealers: 7. Warranty: Three years, parts and labor.
Manufacturer: CH Precision, Sàrl, ZI Le Trési 6B, 1028 Préverenges, Switzerland. Tel: (41) (0)21-701-9040. Web: ch-precision.com.

CH Precision
Sàrl, ZI Le Trési 6B
1028 Préverenges
Switzerland
(41) (0)21-701-9040
ch-precision.com
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