Radial PowerTube Tube Microphone Preamp - Unleash Vintage Sonic Excellence

The Radial PowerTube Tube Microphone Preamp is the epitome of vintage warmth and character harnessed through modern engineering. Designed for discerning audio professionals, this premium preamp captures the essence of your original sound source and infuses it with the rich harmonics and warmth only a true transformer-coupled tube circuit can provide. Featuring a high-voltage 12AX7 vacuum tube driven by an innovative non-radiating charge pump, the PowerTube delivers the dynamic and vibrant tone reminiscent of high-voltage vintage tube amplifiers. Ideal for a wide range of microphones, it ensures exceptional audio clarity and color that can elevate any recording.

Integrated within the PowerTube is a class-A balanced output stage that delivers as much as 60dB of gain. This makes it not only powerful but also versatile. The Air switch adds an additional layer of character, granting a slight edge to vocal tracks or an extra sparkle to acoustic guitars, while the high-pass filter skillfully manages low-frequency resonance, ensuring cleaner and clearer output. Whether you are in the studio or performing live, the Radial PowerTube Tube Microphone Preamp transforms your sound with vintage warmth and modern precision.

Key Features

• High voltage 12AX7 tube drive with 60dB of gain
• Smooth sounding Jensen transformer input
• Hand selected 100% discrete class-A electronics
• Tube circuitry provides vintage warmth and character

Specifications

• Audio circuit type: 100% discrete class A with 12AX7 tube drive
• Transformer: Jensen JT-115KE
• Frequency response: 20Hz ~ 20KHz +0/-1dB
• Dynamic range: >93dB
• Gain: +75dB when used with Workhorse
• Total harmonic distortion: 0.05%
• Intermodulation Distortion: 0.011%
• Input Impedance: 900
• Output Impedance: 200
• Common Mode Rejection Ratio: >84dB
• Equivalent Input Noise: -128dBu @ maximum gain
• Maximum Output: +22dBu
• Data Compression: 235mA
• Input Connectors: XLR
• Output Connectors: XLR
• Weight: 1.5lbs (0.7Kg)
• Shipping size (L x W x D): 9 x 6.5 x 2 (inches)
• Conditions: For use in dry locations only between 5°C and 40°C
• Warranty: Radial 3-year, transferable

Package Contents

• Radial PowerTube Tube Microphone Preamp
• User Manual