Mullard
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Mullard Limited was a British manufacturer of electronic components. The Mullard Radio Valve Co. Ltd. of Southfields, London, was founded in 1920 by Captain Stanley R. Mullard, who had previously desi
A Mullard TDD4 valve. The gold spray coating served no purpose other than to hide the blackened interior, as Mullard valves were still manufactured using the azide process, long abandoned by other makers.
A Mullard EL34 power pentode
An EL84 valve made in Russia in the 21st century
Mullard transistors of the 1960s, showing the variety of SO-2 packages used: OC200, silicon PNP transistor in an aluminium can. Germanium OC45 in a black-painted glass package. OC45 in a clear glass and blue putty package, with rubber sleeve
Nexperia
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Nexperia B.V. is a semiconductor manufacturer headquartered in Nijmegen, the Netherlands. It is a subsidiary of Wingtech Technology, a Shanghai-listed company partially owned by the Chinese government
Mullard
…electronics unit in Crawley was bought by Thorn EMI, which itself was bought by Thales. The two semiconductor manufacturing sites were sold to what is now Nexperia, with the Hazel Grove site still producing components. In 1921, the directors were Sir Ralph Ashton (chairman), Basil Binyon of the Radio Communication…
A 7400 Series integrated circuit manufactured by Nexperia