British Special Quality Valves and Electron Tube Devices Data Annual 1964-65

British Special Quality Valves and Electron Tube Devices Data Annual: 1964-65 presents data on various special quality valves. The selection also presents information in different types of special electron tubes and devices. The text discloses information such as heater, capacitance, characteristics, operating conditions, and range values. As for electron tubes and devices, the selection present...