GEC

Valve List

Wembley Filament Advert. •Popular Wireless •October 17, 1931.

Radiolympia Advert. •Wireless World •August 25, 1938.

CRT Type 4081. •Wireless World •May 25, 1939.

Brand Advert Featuring KT8 •Wireless World •August 24, 1939.

Brand Advert. •Wireless World •June, 1944.

4103 CRT & Brand Advert. •Wireless World •February, 1946.

Brand Advert. •Wireless World •March, 1946.

Brand Advert. •Vade-Mecum •1948.

CRT Type 4081. •Wireless World •November, 1950.

CRT's Advert. •Wireless World •September, 1952.

Electronic Devices Book Advert. •Wireless World •June, 1953.

Brand Advert. •Wireless World •June, 1954.

Rectangular TV Tubes Advert. •Wireless World •November, 1954.

Electronic Devices Book Advert. •Electronic Engineering •May, 1955.

Aluminised Television CRT's Advert. •Wireless World •April, 1956.

Aluminised Television CRT's Advert. •Wireless World •May, 1956.

SC1/600 & SC1/1000 Advert. •Wireless World •August, 1956.

Valves for Junior AmplifierAdvert. •The Radio Constructor •October, 1956.

912+ and FM Tuner Circuits Advert. •Wireless World •October, 1956.

4GP1 & 4GP11 Instrument CRT's Advert. •Wireless World •November, 1956.

New KT88 Advert. •Wireless World •December, 1956.

A2293 Advert. •Wireless World •February, 1957.

5BHP CRT Advert. •Wireless World •October, 1957.

A2521 Advert. •Wireless World •December, 1957.

CRT Advert. •Wireless World •April, 1958.

Valve Manual Advert. •Wireless World •April, 1958.

Range Advert. •Wireless World •June, 1958.

Series Stabiliser Valves Advert. •Wireless World •August, 1958.

KT66 and KT88 Advert. •Wireless World •October, 1958.

Audio Amplifier Design Book Advert. •Wireless World •December, 1958.

Industrial CRT's Advert. •Wireless World •February, 1959.

Corona Stabilisers Advert. •Wireless World •July/August, 1959.

6 inch Setting-up TV Tube Advert. •Radio Retailing •August, 1959.

CV4005, CV4014, CV4062, U78, Z77 & N78 Advert. •Wireless World •September, 1959.

Industrial Rectifiers Advert. •Wireless World •February, 1960.

Wideband Valves Advert. •Wireless World •March, 1960.

Stabilisers Advert. •Wireless World •June, 1960.

TT21 Advert. •Wireless World •September, 1960.

A1714, A2688, 417A, A2521, A2599, DET23 & DET29 Advert. •Wireless World •October, 1960.

6060WA Advert. •Wireless World •January, 1961.

Brand Advert. •Wireless World •January, 1962.

TT100 Advert. •Wireless World •October, 1970.

Custom Magnetrons Advert. •Wireless World •February, 1973.

CCS2 Beam Tetrode Advert. •Wireless World •March, 1973.

TT21 Advert. •Wireless World •April, 1973.

TT21 Advert. •Wireless World •December, 1973.

KT88 Advert. •Wireless World •October, 1974.

TT21, TT22 & TT100 Advert. •Wireless World •November, 1975.

KT77 & KT88 Advert. •Wireless World •November, 1978.

KT77 & KT88 Advert. •Wireless World •January, 1980.

KT77 & KT88 Advert. •Wireless World •August, 1980.

C

D

NR13

NR15A

NR51

GT1C

X79

LZ329

A2521

A2975