Default Category

1-35 of 35 items

per page
  1. API 550A 500-Series Discrete 3 Band EQ
    API 550A 500-Series Discrete 3 Band EQ
    $1,195.00

    Backorder Reserve your order today!

    Out of Stock

    We're awaiting our next batch of this item. Pre-order to reserve your place in line and we'll fulfill your order as soon as we receive our shipment
  2. API Lunchbox 19" Rack Ear Kit (D Sub)
    API Lunchbox 19" Rack Ear Kit (D Sub)
    $99.00

    In Stock Available immediately!
  3. API 2500+ Stereo Bus Compressor
    API 2500+ Stereo Bus Compressor
    $3,295.00

    In Stock Available immediately!
  4. API 3124V Discrete 4-Channel Mic/Line Preamp
    API 3124V Discrete 4-Channel Microphone/Line Preamp
    $3,295.00

    In Stock Available immediately!
  5. API 5500 2-Channel Parametric Equalizer
    API 5500 2-Channel Parametric Equalizer
    $3,295.00

    In Stock Available immediately!
  6. API 512c 500-Series Discrete Mic/Line Pre
    API 512c 500-Series Discrete Microphone/Line Pre
    $895.00

    In Stock Available immediately!
  7. API 550b 500-Series Discrete 4 Band EQ
    API 550b 500-Series Discrete 4 Band EQ
    $1,295.00

    In Stock Available immediately!
  8. API 560 500-Series Discrete 10 Band Graphic EQ
    API 560 500-Series Discrete 10 Band Graphic EQ
    $1,295.00

    In Stock Available immediately!
  9. API 527A 500-Series Compressor/Limiter
    API 527A 500-Series Compressor/Limiter
    $1,195.00

    In Stock Available immediately!
  10. API 500VPR 10-Slot Rack + PSU
    API 500VPR 10-Slot 500 Series Chassis + PSU
    $995.00

    In Stock Available immediately!
  11. API 312 500-Series Mic Preamp
    API 312 500-Series Microphone Preamp
    $795.00

    In Stock Available immediately!
  12. API 505-DI 500-Series Direct Input
    API 505-DI 500-Series Direct Input
    $595.00

    In Stock Available immediately!
  13. API 565 500-Series Filter Bank
    API 565 500-Series Filter Bank
    $595.00

    In Stock Available immediately!
  14. API TranZformer LLX Bass Pedal
    API TranZformer LLX Bass Pedal
    $295.00

    In Stock Available immediately!
  15. API SV12 500 Series Compressor
    API SV12 500 Series Compressor
    $595.00

    In Stock Available immediately!
  16. API SV14 500 Series Parametric EQ
    API SV14 500 Series Parametric EQ
    $595.00

    In Stock Available immediately!
  17. API Select TranZformer GTR Overdrive + EQ
    API TranZformer GTR Overdrive + EQ Pedal
    $295.00

    In Stock Available immediately!
  18. API Select TranZformer CMP Compressor
    API TranZformer CMP Compressor Pedal
    $295.00

    In Stock Available immediately!
  19. API 5B1 500 Series One-Slot Blank Panel
    API 5B1 500 Series One-Slot Blank Panel
    $16.95

    In Stock Available immediately!
  20. API Select T25 FET Compressor / Limiter
    API T25 FET Compressor / Limiter
    $2,195.00

    In Stock Available immediately!
  21. API 512v 500-Series Discrete Mic/Line Pre
    API 512v 500-Series Discrete Microphone/Line Pre
    $995.00

    Backorder Reserve your order today!

    Out of Stock

    We're awaiting our next batch of this item. Pre-order to reserve your place in line and we'll fulfill your order as soon as we receive our shipment
  22. API 525 500-Series Compressor
    API 525 500-Series Compressor
    $1,295.00

    Backorder Reserve your order today!

    Out of Stock

    We're awaiting our next batch of this item. Pre-order to reserve your place in line and we'll fulfill your order as soon as we receive our shipment
  23. API 535-LA 500-Series Line Amplifier
    API 535-LA 500-Series Line Amplifier
    $595.00

    Backorder Reserve your order today!

    Out of Stock

    We're awaiting our next batch of this item. Pre-order to reserve your place in line and we'll fulfill your order as soon as we receive our shipment
  24. API Select SR22 2-Channel Compressor
    API SR22 2-Channel Compressor
    $1,295.00

    Backorder Reserve your order today!

    Out of Stock

    We're awaiting our next batch of this item. Pre-order to reserve your place in line and we'll fulfill your order as soon as we receive our shipment
  25. API Select SR24 2-Channel 4 Band Equalizer
    API SR24 2-Channel 4 Band Equalizer
    $1,295.00

    Backorder Reserve your order today!

    Out of Stock

    We're awaiting our next batch of this item. Pre-order to reserve your place in line and we'll fulfill your order as soon as we receive our shipment
  26. API 3124MV 4-Channel Preamp + Mixer
    API 3124MV 4-Channel Microphone/Line Pre + Stereo Mixer
    $3,795.00

    Special Order Reserve yours today!

    Special Order

    We don't usually stock this item but will place an order with the manufacturer as soon as you check out. Shipping times vary, so please contact us for more information.
  27. API 529 500-Series Stereo Compressor
    API 529 500-Series Stereo Compressor
    $2,495.00

    Special Order Reserve yours today!

    Special Order

    We don't usually stock this item but will place an order with the manufacturer as soon as you check out. Shipping times vary, so please contact us for more information.
  28. API TCS-II Channel Strip
    API TCS-II Channel Strip
    $3,495.00

    Preorder New release—reserve yours today!

    Preorder

    We're awaiting our full initial batch of this item—pre-order to reserve your place in line! Customer orders are fulfilled in the order in which they are received.
  29. API MC531 Desktop Monitor Controller
    API MC531 Desktop Monitor Controller
    $2,495.00

    Preorder New release—reserve yours today!

    Preorder

    We're awaiting our full initial batch of this item—pre-order to reserve your place in line! Customer orders are fulfilled in the order in which they are received.
  30. API 3122V 2-Channel Microphone Preamp
    API 3122V 2-Channel Microphone Preamp
    $2,195.00

    Preorder New release—reserve yours today!

    Preorder

    We're awaiting our full initial batch of this item—pre-order to reserve your place in line! Customer orders are fulfilled in the order in which they are received.
  31. API Select T12 Tube Microphone Preamp
    API T12 Tube Microphone Preamp
    $2,195.00

    Special Order Reserve yours today!

    Special Order

    We don't usually stock this item but will place an order with the manufacturer as soon as you check out. Shipping times vary, so please contact us for more information.
  32. Save $140 API 527A 500-Series Compressor/Limiter
    API 527A 500-Series Compressor/Limiter
    • B-STK
    • Sale
    $1,195.00 $1,055.00
    In Stock Available immediately!
  33. API 500-8P 500 Series Lunchbox [USED]
    API 500-8P 500 Series Lunchbox
    • USED
    $499.00

    In Stock Available immediately!

1-35 of 35 items

per page

Automated Processes, Inc. has been in the game since 1968. They released the first 500 Series module, the 500 EQ in 1969 and have since grown into one of the biggest names is the audio industry. In addition to designing the essential 2520 amplifier, the company was the leading console manufacturer for both radio and television networks as well as recording studios. Today the company has lived up to their promise by continuing to design some of the most innovative products around. Their pedal series, which includes the LX Bass TranZformer and GT Guitar TranZformer, serve as a testament to their continued proficiency.