Discrete Mic Preamp with DI and custom transformers


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The 312-5 is a 500 series replica that recreates every drop of character and tone of a vintage 312 preamp at a price that makes it accessible to anyone.

The 312-5 is built with premium components

We have gone to great lengths to faithfully match the sonic characteristics and behavior of the original using nothing but the best components available, leaving no detail unnoticed; Each unit features custom 1:8 2622 input transformer and two 2503 transformers that precisely match the originals and two reversed engineered 2520 op amps from the 70’s.

100% satisfaction guarantee – if you don’t love your 312-5, we’ll refund you

If you’ve used an original 312-5 before, we’re extremely confident this will put a big smile on your face every time you use it.

However, if you’ve never touched the original before, as gear lovers ourselves we understand that the only way to really know if this preamp is for you, is to put it through its paces. That’s why the 312-5 comes with a 30 day money back guarantee. This allows you to get it into your rack and see how it impacts your recordings. If you love it (and we think you will!), great…keep the unit and create amazing music with it. If not, no problems. Just send it back to us and we’ll fully refund your purchase. And don’t worry, either way you decide to go we will remain friends.

Technical Specs

  • Custom made input transformer and output transformer
  • SA-2520 op amp
  • Vishay/BC capacitors
  • 2N3055 output transistor
  • Completely discrete signal path
  • 70dB of Gain
  • Trim
  • API style knobs
  • 48V phantom power
  • Impedance selection (300 – 1200 ohms)
  • Less than 0.5% THD
  • Hand made in Chile
  • 1-year warranty
  • 30-day money back guarantee


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