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Audio output Triodes II

DE5B Marconi – B5 British Thompson Houston pair boxed – B4 BBC BTH Top Pip

B5 British Thompson Houston boxed £ 150 pair

B4 BBC Thompson Houston metal base boxed Top Pip £ 375

DE5B Marconi boxed matched pair £ 350

DE5B Marconi metal base – B3 balloon British Thompson Houston – Marconi DE6 Pip – Osram DE8HF – B6 British Thompson Houston

Marconi DE5B Metal Base Top Pip £ 200

BBC BTH Top Pip £ 100

Marconi balloon pip DE6 pip top £ 200

Osram DE8HF Top Pip £ 200

BTH B6 Top Pip £ 100

DEL612 Osram balloon – DEH612 Osram top pip – DE8HF Osram pip – DE8LF Osram

DEL612 Osram £ 75

DEH612 pair Detector or AF triode £ 120

DE8HF x1 to be used as detector or first AF amplifier £ 80

DE8LF pair: this valve follows the DE8HF £ 120

DEP612 Marconi – DEH410 Marconi – DEL210 Marconi – DE2LF Marconi – DE2HF Marconi – DE3 Marconi – PM2DT

DEP610 £ 100.

DEH410 Marconi boxed £ 100.

DEL210 Marconi boxed £ 100.

DE2LF Marconi boxed £ 100.

DE2HF Marconi boxed £ 100.

DE3 Osram. Dull emitter triode £ 100.

PM2DT Mullard. Rare Derector valve £ 100.

DFA0 Mullard pair nickel and black base – DE5 Marconi metal base – Osram DE4 top pip

Mullard DFA0 with black base £ 200.

Mullard DFA0 with nickel base £ 250.

DE5 Marconi Osram metal base £ 450 pair.

DE4 Marconi Osram top pip black base £ 150.

DFA9 Mullard Onyx balloon – Radio Micro Special – Philips C507 – Vatea RV4100 REN904

Mullard balloon DFA9 GBP 250 pair.

Radio Micro "Special" GBP 50.

Vatea RV4100n= Telefunken REN904 GBP 60.

Philips C507 GBP 50.

DO20 Mullard variation of the best audio triodes Balloon – Long cone – Balloon with top pip

DO20 Balloon Mullard £ 250.

DO20 long cone Mullard £ 175.

DO20 balloon top pip £ 700 pair.

DV3 Audion De Forest with case – DL4 De Forest Audion – Type A – Type DE5 both by NELSON MULTI for the BBC

DV3 Audion De Forest with case GBP 200.

DL4 Audion De Forest GBP 180 pair.

Nelson Multi type A GBP 200

Nelson Multi type DE5 GBP 200

E Philips metal base B4 balloon triode circa 1922 with horizontal anode

Philips E balloon GBP 300 each.