Vacuum tube assembly diagram congratulations on your purchase of the shadow line-stage preamplifier. Locate the preamp with air circulation in mind, although the preamp uses small signal tubes and runs relatively cool. The heart of all separate-component systems is the preamplifier, so the shadow li...
Please read and follow these important safety precautions warning: ac voltage do not plug this raven audio device into a power outlet differing in configuration or voltage from the source indicated for safe use on the device. If you don’t know the type of electrical power that is supplied to your ho...
