1948 | RC/PA EF40 |
1950 | RC/PA/U ECC40 |
1958 | Stereo 50 ECC83, ECC83, ECC83, EL34, EL34, EL34, EL34, GZ34 ECC83, ECC83, ECC83, EL34, EL34, EL34, EL34, 5AR4 |
1960s | Stereo 60 ECC83, ECC83, ECC83, EL34, EL34, EL34, EL34, GZ34 ECC83, ECC83, ECC83, EL34, EL34, EL34, EL34, 5AR4 |
1956 | TL/12 Plus EF86, ECC81, EL84, EL84, GZ34 Z729, 8309, EL84, EL84, 5AR4 6267, 12AT7, EL84, EL84, 5V4 |
1950s | TL/25 Plus EF86, ECC81, EL34, EL34, GZ34 6267, 12AT7, 5881, 5881, 5V4 Z279, 8309, KT66, KT66, 5AR4 |
1960s | TL/50 Plus EF86, ECC81, KT66, KT66, GZ34 Z279, 8309, 6550, 6550, 5AR4 6267, 12AT7, KT66, KT66, GZ34 EF86, ECC83, 6550, 6550, 5AR4 |
1960s | Trough Line III ECF80, ECF80, ECC84, ECC85, EF80, EZ80, EM84 ECF80, ECF80, ECC88, ECC85, EF80, EZ80, EM84 |