Audio Research PH9 Phono Stage Color:Silver there is a problem when

there is a problem when I take the power supply out of the system

This encourages use in multi-REL systems

Includes a metal guard bracket to protect the brushes and pad when not in use

"If your main amplification has a balanced input

The design combination of a superior transmission quality

Audio Research PH9 Phono Stage Color:Silver there is a problem whenPH9 Phono Stage PH9 provides class leading phono preamplification for the majority of cartridge and turntable combinations. A trio of 6H30 vacuum tubes form the core of a simple and clear signal path. A classic Audio Research design, the PH9 revels in the vibrance and vitality with which tube gear excels, yet neutrally portrays the subtlest shadings in cartridge and tone arm selections with transparency. Five impedance settings Five different