Avantone Pro CLA-400 – classic optical compressor inspired by Teletronix LA-2A, developed with Chris Lord-Alge. Features T4 optocell for smooth compression, 40 dB gain, and limit/compress mode. Frequency response 10 Hz–100 kHz, low distortion. Ideal for vocals, guitars, and mixing, with vintage character and low noise. 2U chassis with VU meter and lamps.
The device excels in musicality, simplicity, and authentic LA-2A tone, hand-calibrated.
MAIN FEATURES
- T4 optocell for natural compression
- 40 dB gain, limit/compress switch
- VU meter for GR and output
- Output transformer for warmth
- XLR input/output, +48V phantom
- 2U rack, vintage design
- Low noise floor and distortion
- Handbuilt in USA
TECHNICAL SPECIFICATIONS
- Type: Optical compressor, mono
- Gain: Up to 40 dB
- Frequency Response: 10 Hz–100 kHz
- Max SPL: N/A
- THD+N: <0.1% @ 1 kHz
- Connections: XLR input/output
- Power: Internal 115/230V AC
- Dimensions (WxHxD): 482 x 89 x 203 mm (2U rack)
- Weight: 5.9 kg






