Maintained. Custom made models. This is a push-pull amplifier using KT77. It features an elastic low frequency and soft sound typical of a vacuum tube. Since it is a custom-made model, I don't know the detailed specifications. The exterior is dull. Serial 10L01 (Tamura Eiji)
Maintenance information: 2025.6.4 Maintained (left channel driver tube replacement damaged resistor replacement, corroded solder correction, missing nut added, unnecessary screw removal bias check output was checked. Output approx. 50W (at 8Ω load) Note: -C voltage is fixed, so it is necessary to change the multiplier when replacing the output tube.)
Accessories: power cable
Main specifications: 50W+50W (8Ω) W466 x H222 x D340 mm weight 25.0 kg