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Osram

Valve List

DEH210, DEL210 & DEP215 Advert.
•Wireless World
•June 1, 1927.
2 Volt Valves Advert.
•Wireless World
•September 7, 1927.
DEP240 Advert.
•Wireless World
•October 5, 1927.
LS5A Advert.
•Wireless World
•July 18, 1928.
Tenacious Coating Advert.
•Wireless World
•December 19, 1928.
Tenacious Coating Advert.
•Popular Wireless
•September 21, 1929.
Tenacious Coating Advert.
•Popular Wireless
•October 19, 1929.
Range Advert.
•Popular Wireless
•August 9, 1930.
HL2 Advert.
•Wireless World
•May 6, 1931.
Brand Advert.
•Popular Wireless
•August 15, 1931.
PT2 Advert.
•Popular Wireless
•November 14, 1931.
S21 S22 H2 HL2 LP2 P2 & PT2 Advert.
•Wireless World
•December 2, 1931.
Brand Advert.
•Valve Data Booklet, Wireless World
•1932.
2 Volt Range & Wembley Filament Advert.
•Popular Wireless
•December 17, 1932.
Wembley Filament Advert.
•Wireless World
•December 23, 1932.
Brand Advert.
•Popular Wireless
•August 12, 1933.
S24, VS24, HL2, L21 & B21 Advert.
•Wireless World
•November 17, 1933.
B21, L21 & LP2 Advert.
•Wireless World
•December 8, 1933.
Catkin Valves Advert.
•Valve Data Booklet, Wireless World
•1933.
Catkin Valves Brochure.
•Booklet
•May, 1933.
Catkin Valves Brochure.
•Booklet
•August, 1933.
Catkin Valves MH4, MS4B, VMS4, MPT4, MHD4 & U12 Advert.
•Australian Publication
•1933.
PT2, MPT4, MPT4 (catkin) & DPT Advert.
•Wireless World
•January 11, 1935.
Catkin Valves Advert.
•Popular Wireless
•February 19, 1935.
X41 Advert.
•A Guide to Amateur Radio, RSGB
•1936.
N31 Advert.
•Wireless World
•January 31, 1936.
X41 & X31 Advert.
•Wireless World
•July 31, 1936.
D42, H42, HA1, N43, U16, U17, U18 & W42 Advert.
•Wireless World
•October 9, 1936.
Osram Fizzle and Crack Advert.
•Wireless Retailer and Broadcaster
•December 19, 1936.
X65 Triode Hexode Advert.
•Wireless World
•November 25, 1937.
Acoustic Aberation' 3 Detector Stage Advert.
•Practical and Amateur Wireless
•January 7, 1939.
Acoustic Aberation: 1 HF Stage Advert.
•Wireless World
•January 19, 1939.
Acoustic Aberation: 4 Output Stage Advert.
•Practical and Amateur Wireless
•January 28, 1939.
Miniature Valves S12, H12 & L12 Advert.
•Wireless World
•February 2, 1939.
Octal Base KT61 Advert.
•Wireless World
•February 16, 1939.
Leaders (DER, KL1, S625, LS5, PX4 & KT66) Advert.
•Wireless World
•March 2, 1939.
Octal Base Range Advert.
•Wireless World
•March 23, 1939.
In Case of Emergency Advert.
•Wireless World
•September 7, 1939.
Valves for Power Amplification Advert.
•Wireless World
•June, 1940.
Z62 Advert.
•Wireless World
•October, 1940.
Brand Advert.
•Wireless World
•December, 1941
Octal Brand Advert.
•Wireless World
•March, 1943.
Over to You - Over - Brand Advert.
•Wireless and Electronic Trade
•March 25, 1944.
Over to You - Over - Brand Advert.
•Wireless World
•July, 1944.
Over to You - Over - Brand Advert.
•Wireless World
•August, 1944.
Over to You - Over - Brand Advert.
•Wireless World
•October, 1944.
X61 Advert.
•Wireless World
•March, 1947.
KTW61 Advert.
•Wireless World
•April, 1947.
Z14, X61M, KT61, U52, Kt66 & PX25 Advert.
•RSGB Bulletin
•June, 1947.
KTW61 Advert.
•Wireless World
•September, 1947.
X61M Advert.
•Wireless World
•October, 1947.
KT61, KT66, KT33C, PX4 & PX25 Advert.
•Wireless World
•December, 1947.
Z14, X61M, KT61, U52, Kt66 & PX25 Advert.
•RSGB - Valve Technique
•April, 1948.
HL2, KT2, KT33C, KT61, KT66, KTZ63, L63 and PX4 Advert.
•Wireless World
•May, 1948.
KT2, KT63, KT61, KT66, PX4, KT76, KT33C, KT71, U50, U52, U76 & U31 Advert.
•Wireless World
•June, 1948.
KT2, KT76, KT33C, KT63, KT61, KT66, PX4 & PX25 Advert.
•Wireless World
•August, 1948.
KT66, PX4 and PX25 Advert.
•Wireless World
•September, 1948.
Z77 Advert.
•Wireless World
•October, 1948.
B65 Advert.
•Wireless World
•December, 1948.
Z77 Advert.
•Wireless World
•May, 1949.
Miniatures Advert.
•Wireless World
•December, 1949.
U37 Advert.
•Wireless World
•April, 1950.
Brand Advert.
•Wireless World
•October, 1950.
Octal Brand Advert.
•Wireless World
•November, 1950.
Valves for Williamson Amplifier Advert.
•Wireless World - Reprint
•1950.
Osram Valve Manual: part 1 Advert.
•Wireless World
•December, 1951.
X18 Advert.
•Radio Valve Data 3rd Edition, Wireless World
•1952.
KT66 Advert.
•Wireless World
•December, 1952.
B309, N309, LN309, U329 & 6901A Advert,
•Wireless World
•January, 1953.
KT66 Advert.
•Wireless World
•February, 1953.
Datasheet Advert.
•Wireless World
•June, 1953.
Z729 Advert.
•Wireless World
•July, 1953.
Q Series Valves Advert.
•Wireless World
•November, 1953.
New Valves & Tubes Advert.
•Wireless World
•December, 1953.
Z729 Advert.
•The Radio Constructor
•December, 1953.
Audio Output Valves Advert.
•Wireless World
•May, 1954.
Band III TV Valves Advert.
•Wireless World
•July, 1954.
Osram Nine One Two Amplifier Advert.
•The Radio Constructor
•September, 1954.
Osram N709 Advert.
•The Radio Constructor
•October, 1954.
Osram Z77 Advert.
•RSGB Bulletin
•December, 1954.
Osram Nine One Two Amplifier Advert.
•The Radio Constructor
•January, 1955.
Osram Nine One Two Amplifier Plus Advert.
•The Radio Constructor
•September, 1955.
VHF Television Valves Advert.
•Practical Television
•November, 1955.
Osram Miniature Valves Advert.
•The Radio Constructor
•January, 1956.
CCT6 Advert
•Wireless World
•January, 1956.
 
 

R4

S625

DE5

DEP215

W30

MS4B

N329
 
 
 
 
 
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