The API 512c is a mic / line / instrument preamp designed to provide a low noise, unusually good sounding front end for all types of audio systems. Sonically, it offers the distinct API sound at an extremely affordable price. Offering low noise (-129 EIN) and 65 dB of gain, the 512c includes phantom power, and switchable polarity, -20 dB pad and Mic or Instrument/Line selector. Front panel XLR and 1/4 inch connectors combined with rear panel mic access allows for additional flexibility when installed into an API lunchbox•_¨, API's 10 position 500V vertical rack, or an API console.


  • Mic Preamp with 65 dB of gain

  • Front and Back Panel Mic Input Access

  • Line/Instrument Preamp with 45 dB of gain

  • Front Panel Line/Instrument Input

  • LED VU meter for monitoring output level

  • 20 dB pad switch, applies to mic/line/instrument

  • 48v Phantom switchable power

  • Traditional API fully discrete circuit design

  • Uses the famous API 2520 Op-Amp

ConditionBrand New (New)
Brand New items are sold by an authorized dealer or original builder and include all original packaging.learn more
  • 512c 500 Series Mic Preamp Module

Reverb Protection

Simple Returns, Secure Transactions, Human Support

Learn more

Secure Checkout

Dale Pro Audio

Jamaica, NY, United States
Joined Reverb:2015

Reverb Gives

Your purchases help youth music programs get the gear they need to make music.

Carbon-Offset Shipping

Your purchases also help protect forests, including trees traditionally used to make instruments.

Oops, looks like you forgot something. Please check the fields highlighted in red.