This site has limited support for your browser. We recommend switching to Edge, Chrome, Safari, or Firefox.

Cart 0

No more products available for purchase

Products
You might also be interested in...
Subtotal Free
Shipping, taxes, and discount codes are calculated at checkout

Preamplifier project by Nelson Pass

BA3 Preamplifier

The BA-3 gain stage can also be used as the primary building block for a wonderful pre-amplifier.

Key Information

  • Preamplifier Project
  • Designed by Nelson Pass
  • Advanced Difficulty
  • Only PCBs Available
  • Basic Build Guide

Highlights

  • Simple
  • No feedback
  • Current drive

Description

The BA-3 gain stage can be used as the primary building block for a preamplifier.  Nelson Pass explains his philosophy behind the circuit design in the Burning Amp Number Three Article.  A number of people have successfully built the pre-amplifier and love it.  There are several threads in the forums to provide support for adventurous DIYers.