ADL 1500

$2,595.00
Stock Item, Usually Ships Same or Next Business Day

Stock Item: Ships from our shelf quickly in almost all cases when ordered before our ship cutoff times.

Direct Ship: Non-stock item, but normally ships quickly from the manufacturer or alternate warehouse.

Built To Order: Item is custom built per the options chosen and quickly shipped out upon completion.

More On The Way: The manufacturer is experiencing delays, but we'll ship quickly upon arrival.

New Item: We have this on order, the manufacturer hasn't shipped but you'll be in line upon arrival.

Visit our Shipping Page for cutoff times for FREE (USA), UPS, USPS or FedEx.

Visit our Returns Page for info on non-returnable, special order non-stock items.


The ADL 1500 Stereo Tube Compressor/Limiter is a brilliant two-channel, all-tube design, providing phenomenal dynamic range with a clear, punchy, warm sound!  Its "invisible" compression has made the ADL 1500 a very in-demand item.  Eight vacuum tubes give the ADL 1500 its unmistakable richness and depth.

ADL 1500 Features

  • All tube design (no IC's or chips)
  • Balanced input and output
  • XLR input and output jacks
  • Stereo link switch on front panel
  • Wide dynamic range (15Hz - 30K)
  • Heavy-Duty Chassis
  • Works with unbalanced systems
  • 2 independent channels
  • Handbuilt in the USA
  • Great for analog & digital recording as well as live sound
  • Stereo adjust pots on front panel
  • Opto attenuators for "invisible" compression
  • High quality transformer, balanced inputs and outputs

ADL 1500 Specifications

  • Frequency Response:  15Hz-30kHz ± 0.5 dB
  • Clip:  +22
  • Distortion:  @+4 + 0.75% @+20 + 0.18%
  • Noise:  -80 dB
  • Input/Output Impedance:  600 Ohm Balanced XLR
  • Gain Reduction:  40 dB
  • Gain:  40 dB ± 1 dB
  • Attack Time:  10 uSec.
  • Release Time:  ~0.07s. for 50% Release, 0.5s - 4s for 100% Release
  • Panel Size:  Standard Two Rack Space (2U)
  • Power:  117 (Standard), 240 (Available on Request)

Our ONE WITH EVERYTHING ZEN WARRANTY extends the standard manufacturer warranty by one year, see our ZEN WARRANTY page for details.

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