Toshiba 2SB554 Original B554 Transistor pull Tested Japan

Sanken 2SC1445 original C1445 pull Transistor Tested Japan

NEC 2SD155 original D155 pull Transistor Tested Japan

Sanken 2SA765 original A765 pull Transistor Tested Japan

Toshiba 2N3773 Original N3773 Transistor pull Tested Japan

Sylvania ECG 131 original ECG131 pull Transistor Tested Japan

Toshiba 2SD665 Original D665 Transistor pull from Marantz Tested Japan

Toshiba 2SC494 Original C494 Transistor Tested Japan