valve
Dexine Valve 3" diameter
Valve Line Oxygen Barometically-operated valve
Wilkins patent 1859 throughway valve
Dexine Valve
Dexine Valve
Chromium steel valve from a steam engine indicator by McInnes-Dobbie Limited
1888 (design date)
Raymart 2CPS
P VR100 10E/278
VALVO RF24P 700
MAZDA EF86
AM VT62
RCA CRC-6AC VT247
LC CV136 KB/DC BOXED
YALE 25
POVT 183 W43 5B/102D
VALVO X4123
JA CV9 KB/DA
Mullard type E55L large noual high mu beam tetrode valve (VTB)
1940-1960
TELEFUNKEN EL12
Wireless valve
Wireless valve
Wireless valve, Huth L.E.261, German 1923
Wireless valve
Valve, Osram KT2
Wireless valve
Wireless valve
Clack Valve
First valve amplifier set
1923
McVitie Weston valve collection, STC valve, type VX7016
McVitie Weston valve collection, Mullard valve, type PM24D
1931
McVitie Weston valve collection, STC valve, type 3H/160
McVitie Weston valve collection, MOV/GEC valve, type V.R.22
circa 1930
McVitie Weston valve collection, MOV/GEC valve, type V.R.22
circa 1930
McVitie Weston valve collection, Mullard valve, type VU.134
McVitie Weston valve collection, Cossor valve, type V.R.18
circa 1930
McVitie Weston valve collection, Marconi valve, type DA100
McVitie Weston valve collection, Osram valve, type PX25
1933
McVitie Weston valve collection, Osram valve, type PX4
circa 1932
McVitie Weston valve collection, Mullard valve, type S.W.50
McVitie Weston valve collection, MOV/GEC valve, type A.T.100
McVitie Weston valve collection, Osram/GEC valve, type 6R.R.2
McVitie Weston valve collection, Mullard valve, type T.3.A
McVitie Weston valve collection, Marconi valve, type M.T.2.C
McVitie Weston valve collection, Osram/GEC valve, type T.2.A
circa 1917
McVitie Weston valve collection, Marconi WT Co valve, type M.T.1
1919
McVitie Weston valve collection, MOV valve, type CV15
McVitie Weston valve collection, Von Ardenne valve
circa 1931
