TAD 12AX7A-C /ECC83 Premium Selected Preamp Tube RT001, 12AX7AC

The TAD 12AX7AC (RT001) is a selected preamp tube that delivers outstanding tonal quality with very good gain, tight deep bass, fat midrange, and a smooth top end. Designed to improve the response and clarity of your guitar amplifier, this tube is ideal for clean tones and high-gain sounds that need strong bass and definition.

• Perfect for use in V2+ positions of medium to high-gain amps

• Balanced selection for consistent quality

• Delivers deep bass, rich mids, and smooth highs

• Recommended for Boogie®, Marshall®, Fender®, Engl®, Laney®, Hughes & Kettner®, and more

• Replaces 7025, 12AX7WA/WB, 12AX7LPS, 12AX7EH, ECC83, or E83CC

• Best choice for guitar amps needing clarity and punch

Note: For V1 positions or high-gain/phono/audio amps, we recommend the TAD RT010 or RT030 tubes for best results.