12SF5Triode06812.60.15250– 000
12SG7HF Pentode06912.60.15250150– meg.
12SJ7HF Pentode07012.60.15250100– meg.
12SK7HF Pentode07012.60.15250100– meg.
12SQ7DD Triode07112.60.15250– 000
12SR7DD Triode07112.60.15250–
12Z3Rectifier4UX1012.60.3RMS 25060 mA
14A5Beam Power OutputOL1612.60.15250250–12.530.03.550 000
14A7/12B7HF PentodeOL1212.60.15250100– 000
14B8PentagridOL1312.60.15250100–*550360 000
14C7HF PentodeOL1212.60.15250100– meg.
14 F7Double TriodeOL1812.60.15250– 000
15HF Pentode5UX82.00.2213567.5–1.51.850.380 0000600

Get Valve Radio and Audio Repair Handbook now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.