A vacuum tube control amplifier designed so that the potential of the entire audio device can be demonstrated. The most standard basic amplifier circuit for vacuum tubes was improved using Mcton's unique method, and it was the top model of Macton's preamp at the time. The exterior has fine threads. Serial 03A06 (Wataru Sato)
Maintenance Information: 2022.10.7 Operation confirmed
Accessories: power cord
Main specifications: Vacuum tube Philips ECG/5814A × 8 W470 × H150 × D370 mm 15 kg for use only in tubular control amplifier lines