The WA-2A is a high-voltage, Class-A opto-compressor, utilizing large-core CineMag USA Transformers, four premium vacuum tubes, and the legendary Kenetek opto-cell - considered by many to be the world’s finest.

No plug-in or other compressor type quite compares to the warm, forgiving, fluid qualities of the classic '2A optical compressor. For decades, the renowned ‘2A style circuit has become the go-to device for seamlessly handling vocals, bass, and a wide variety of other instruments and program material in an effortlessly smooth way.

• '2A style, transformer balance, high voltage, Opto tube compressor
• Utilizes premium grade input and output CineMag USA transformers
• USA made Kenetek Opto-Cell attenuator T4' style module. Socketed to allow retro-fitting with other Opto-cells
• Premium Tung-Sol and Electro-Harmonix tubes. 2X 12AX7, 1X 12BH7, 1X 6AQ5 or 6P1
• Fully discrete signal path
• Variable pre-emphasis, allows for compression hipass filtering (tone control)
• Stereo-link capable via TRS connector
• Input impedance - 600 ohms, Bridges-T control (floating)
• XLR and TRS balanced line level outputs - 600 ohms impedance
• XLR and TRS balanced line level inputs - 600 ohms impedance
• Frequency response +/- 1 dB, 15Hz to 20kHz
• Gain 40dB ± 1 dB
• Input level +16dB maximum
• Output level +10 dB nominal, +16 dB maximum
• Distortion less than 0.1% THD at ±10 dBM
• Noise=-74dB
• Attack time - 10 milliseconds
• Release time - 0.06 seconds for 50% release - 0.5 to 5 seconds for complete release
• Meter displays both dB gain reduction and dB output
• Power - 115/230 volts (switchable), 50/60 Hz