H-bridge type power amplifier and its blocking means
Half bridge circuit drive without collector bias current peak
Half current switch with feedback
Half wave resonator dielectric filter construction having...
Half-bridge audio amplifier
Halftone image device and its driving circuit
Hall cell with offset voltage control
Hall effect device with means for providing temperature...
Hall effect switching device
Hall-effect integrated circuit switch
Hall-type transducing device
Hand movement controller
Hangup corrector useful in locked loop tuning system
Harmonic generator
Harmonic reduction circuit
Harmonic rejection load pull tuner
Harmonic telegraphy receiver
Headset interface
Hearing aid having input agc and output agc
Hearing aid noise suppression system