reg66
100+ Head-Fier
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- Oct 9, 2016
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Is that an fc (for footscray) under the little arrow? Looks more like a 'p' though so not sure...
EDIT: I have found that;
FE = STC Oldway
FB = STC Footscray
D = Mullard Mitcham
DA = Mullard Blackburn
Z = GEC Hammersmith
But, my 4033's say FD.... Well bugger me... FD = Rochester but these were sold on the forums here as Footscray. Bummer.
Here's what i found for any others wanting more info;
Code..... Manufacturer.................... UK Factory Location
KB/AD......Thorn-AEI (Brimar).........................Rochester
KB/D.......Mullard Radio Valve Co. .................. Mitcham
KB/DA......Mullard Radio Valve Co. ................. Blackburn
KB/F.......STC (Standard Telephone & Cable Co.).... Paignton
KB/FD......STC ........................................... Rochester
KB/FE......STC ........................................... Oldway
KB/FB......STC ........................................... Footscray
KB/N.......STC (before 1952)......................... Footscray
KB/K.......Electronic Tubes ........................... High Wycomb
KB/L.......M.O. Valve Co. (Before 1952)
KB/Z.......M.O. Valve Co. ............................. Hammersmith
KB/ZA......M.O. Valve Co. (Before early 1957).. Gateshead
KB/Q.......English Electric Valve Co. ............... Chelmsford
KB/R.......Ferranti ....................................... Moston
EDIT: I have found that;
FE = STC Oldway
FB = STC Footscray
D = Mullard Mitcham
DA = Mullard Blackburn
Z = GEC Hammersmith
But, my 4033's say FD.... Well bugger me... FD = Rochester but these were sold on the forums here as Footscray. Bummer.
Here's what i found for any others wanting more info;
Code..... Manufacturer.................... UK Factory Location
KB/AD......Thorn-AEI (Brimar).........................Rochester
KB/D.......Mullard Radio Valve Co. .................. Mitcham
KB/DA......Mullard Radio Valve Co. ................. Blackburn
KB/F.......STC (Standard Telephone & Cable Co.).... Paignton
KB/FD......STC ........................................... Rochester
KB/FE......STC ........................................... Oldway
KB/FB......STC ........................................... Footscray
KB/N.......STC (before 1952)......................... Footscray
KB/K.......Electronic Tubes ........................... High Wycomb
KB/L.......M.O. Valve Co. (Before 1952)
KB/Z.......M.O. Valve Co. ............................. Hammersmith
KB/ZA......M.O. Valve Co. (Before early 1957).. Gateshead
KB/Q.......English Electric Valve Co. ............... Chelmsford
KB/R.......Ferranti ....................................... Moston
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