Radionics

From -("pertaining to rays or radiation") + electronics.

Full definition of radionics

Noun

1. Any of several techniques supposed to detect and modulate "life forces" and to provide healing using various electric black boxes. from 20th c.

From -("pertaining to radio waves") + electronics.

Noun

1. (US, rare, now historical) Electronics, especially in radio technology. from 20th c.
• 1973, New Scientist (volume 59, number 857, 2 August 1973, page 273)But it's also because the Cambridge is British made by Sinclair Radionics Ltd, Europe's largest calculator manufacturer, with all the cost advantages of scale that this entails.