Loading... Please wait...

Our Newsletter

Avalon AD2022 Class A Dual Mono Microphone Preamplifier

  • Image 1
5.00 LBS
Calculated at checkout
Bookmark and Share

Product Description

Avalon AD2022

Class A Dual Mono Microphone Preamplifier includes the original sonic capabilities and transparency of the M2, M22 and M5 preamps adding selectable microphone source loading for optimized cable/mic matching, improved high-voltage Class A regulated power supplies, 2 Hi-Z instrument inputs, variable-passive high pass filter, Teflon/silver wiring, and double-plated circuit boards for superior low-level signal transfer.

The AD2022 is used and revered in the top recording facilities worldwide. This mic preamp features the world class design specifications that have put Avalon on the "must have" list of serious recordists everywhere: 100% pure Class A amplifier; high definition and minimal signal paths; and absolutely stunning headroom.

Item Includes

  • Avalon AD2020 Microphone Preamp
  • External Toroidal 100-240V, 50-60Hz Selectable BT2 Power Supply
  • 8' 4-Pin AC Cable
  • 8' Power Cable
  • Symmetrical Pure Class A design, two 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
  • Ultra high quality, low-ratio, balanced input transformer
  • Balanced, high-current Class A output to +36dB
  • Large illuminated analog VU meters and twin peak LED's
  • Regulated phantom power supply +48v
  • Input polarity phase reverse
  • High headroom +36dB 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


Circuit Topology Twin cascode FET and bipolar low level signal amplifiers, high-voltage, 100% discrete, symmetrical Pure Class A
Input Type and Load Transformer balanced low-ratio, 50, 150, 600 and 1k5 ohm input load selection
Maximum Mic Level +36dB balanced XLR pin 2 hot (with -20dB passive attenuator)
Maximum Instrument Level +18dB at 100k ohms instrument input level, standard mono 1/4 inch jack
Input Attenuator -20dB resistive pre transformer primary, sealed silver relay
Phantom Power +48v regulated 50mA capability, sealed silver relay
High Pass Filter Passive, variable from 30Hz to 185Hz @ 6dB per octave, sealed silver relay.
Polarity Reverse Sealed silver relay on microphone input
Gain Range Input +20dB to +64dB in 4dB steps
Gain Output Range +/- 3dB variable conductive plastic potentiometer
Maximum Output Level +36dB balanced 600 ohms, DC coupled, discrete symmetrical Pure Class A
Output Type XLR connector, pin 2 hot
Noise EIN Unweighted -126dB 150 ohm
Noise 20kHz Unweighted -102dB
Distortion THD, IMD 0.05% nominal
Frequency Response -3dB 1Hz to 120kHz transformer limit
System Bandwidth DC to 1MHz
Output Meter High quality, illuminated analog VU meter 0dB = +4dB.
Peak Meter Bi-color LED's 0dB and +20dB peak detection circuit
AC power supply B2T External toroidal 100V to 240V, 50-60Hz selectable, 150 watts maximum.
Cables 90V ac, 4 pin male power input connector, B2T required, internal DC regulation
Dimensions 19 x 12 x 3.5 in (482 x 305 x 89mm)
Weight 15lbs (6.8kg)

Find Similar Products by Category

Write your own product review

Product Reviews

This product hasn't received any reviews yet. Be the first to review this product!

Add to Wish List

Click the button below to add the Avalon AD2022 Class A Dual Mono Microphone Preamplifier to your wish list.

You Recently Viewed...