UF14
UF41=12AC5 Ultron East Germany NOS (1 in stock)
UF42 Valvo by Mullard 1962 NOS (2 in stock)
UF85=19BY7 Telefunken NOS
UF89=12DA6 Amperex Bugle Boy Italy NOS 1963 (100/60)
UF89=12DA6 Telefunken made by Philip Italy NOS 1969-1970 (101/60)
UL41=45A5 Miniwatt France NOS 1962-1963 (3 in stock)
UL84 GE Spain 1967
UL84=45B5 Amperex Holland NOS
UL84=45B5 Mullard UK branded Raytheon NOS 1963
UL84=45B5 RSD East Germany NOS
UL84=45B5 Telefunken Diamond Bottom NOS 1960
UM35
UM4 Adzam NOS tuning eye 1950's (5 in stock)
UM80 Telefunken <> bottom NOS (tuning eye)
UM80 Valvo Holland tuning eye NOS (2 in stock)
UM84 Valvo used (tuning eye)
USN-5651WA Raytheon NOS in CK5651 box (1 in stock)
USN-CHY-1616 Hytron USA tests like new - scratches on base 1950's (54/40)
UX-120 Radiotron used/tests 35% (low Gm=100) (display tube)
