operated by hand

Full Title

Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner (H03J7/00, H03J9/00 take precedence; for bandspreading H03J3/10) > with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection > operated by hand

Child Classifications

Navigate with arrow keys, Enter to open

• H03J 5/28 Tuning circuits or elements supported on a revolving member with contacts arranged in a plane perpendicular to the axis
• H03J 5/30 Tuning circuits or elements supported on a revolving member with contacts arranged in lines parallel to the axis
• H03J 5/32 Stationary tuning circuits or elements selected by push-button