Audio Research SP-16L Tube Preamplifier w /Extra set of...

Time to reduce some vintage stock. Excellent Audio Research Tube Preamplifier purchased from Progressive Audio in 2004. Excelent working condition. Comes with original Electro-Harmonix 12AX7 tubes and I am also including a perfectly matched set of NOS TUNG-SOL 12AX7 tubes that really make this am...

Time to reduce some vintage stock. Excellent Audio Research Tube Preamplifier...