Strong LOWREY by Raytheon Short Gray Plate O Getter 12AX7 / ECC83 Tube - 104/102

Strong 1962 GE Long Gray Plate O Getter 12AX7 / ECC83 Tube - 108/102

Strong Raytheon Short Gray Plate O Getter 12AX7 / ECC83 Tube - 100/102

Strong Raytheon Long Gray Plate O Getter 12AX7 / ECC83 Tube - 94/96

Strong Hammarlund by SYLVANIA Long Gray Plate O Getter 12AX7 / ECC83 Tube

Raytheon 12AX7 (ECC83) Japan Black Plate O-Getter Untested

Strong GE Long Gray Plate O Getter 12AX7 / ECC83 Tube - 98/96

1 x Raytheon Matsushita 12AX7/ECC83 Short Gray Plate O-Getter TV-7 @ 42/35 Japan