Avalon AD2022 Pure Class A Dual Mono Microphone Preamplifier We Ship Worldwide
The AD2022 is Avalon's fourth generation of fully discrete, symmetrical Pure Class A microphone preamplifiers. The dual mono AD2022 includes the original sonic capabilities and transparency of the M2, M22 and M5 preamplifiers plus several additional features, including selectable microphone source loading for optimized cable/mic matching, improved high-voltage Class A regulated power supplies, two high Z instrument inputs, variable-passive high pass filter, teflon/silver wiring and doubled plated circuit boards for superior low level signal transfer.
Glancing at the AD2022
* Symmetrical Pure Class A design 2 channels * Microphone and hi-Z instrument inputs * Gain switched 4dB steps plus +/- 3dB fine output trim * Selectable microphone input impedance matching * Low noise (-126dB EIN) * Ultrahigh quality low-ratio balanced input transformer * Balanced high-current Class A output to +36dB * Large illuminated analog VU meters and twin peak LEDs * Regulated phantom power supply +48V * Input polarity phase reverse * High-headroom input before overload * Input -20dB pad for high level signals * Sealed silver relays for all signal routing * External AC 150W toroidal power chassis * Fully discrete Class A regulated audio power supplies * Deep musical sound stage transparent amplification
