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Audio output Triodes II

2HF Loewe Radio multi-valve for two stages RF amplification direct heated double spaces charge tetrode

Loewe 2HF GBP 1200 pair.

Loewe 2HF GBP 600 one piece.

300A 300B Western Electric engraved base and 4300A CV1452 STC Standard Telephones and Cables

300A Western Electric engraved black base rare GBP 8,000 pair.

4300A STC CV1452 white logo brown base GBP 2500.

300A 4300A 300A STC white print – 300A 4300A ITT Blue Print CV1452 – 4300A STC CV1452 pair

ITT 4300A STC Blue Print GBP 1500.

4300A red Print F on glass GBP 2500.

STC 4300A CV1452 GBP 6000 pair.

300A Western Electric engraved base 300B equiv., the first 300A ever made in excellent shape New Old Stock

Western Electric 300A engraved base 100% tested Holy Grail GBP 8,000 pair.

300A Western Electric valves engraved base super rare the first 300A ever made stunning!

300A Western Electric engraved base GBP 8,000 pair.

300B 4300A STC CV1452 brown base ribbed plate best audio triodes even made

4300A STC ribbed plate 300A Western Electric GBP 5,500 pair

300B Western Electric yellow print 4300A 300B Holy Grail audio valves with original boxes

Western Electric 300B yellow print matched £ 2000 pair.

Western Electric 300B yellow print matched £ 4,000 quartet.

354V early Mullard balloon mesh plate, nickel plate AC/HL MH4 equivalent rare quitet

Mullard 354V flat mesh plate GBP 300 pair.

Mullard 354V X crossed plate GBP 300 pair.

Mullard 354V Flat wide plate GBP 100.

354V Mullard early 1930s balloon and 354V Mullard ST mesh plate! 41MTL AC/HL HL4

354V Mullard 1929 balloon shape GBP 300 pair.

354V Mullard ST fat shape mesh plate GBP 180 pair.