Warning apparatus
Warning chord sound producing apparatus including an integrated
Warning sound generating device
Water resistant audible signal
Waterproof flush mount marine horn assembly
Waveform acquisition circuit
Waveform memory circuit
Weighted capacitor analog/digital converting apparatus and metho
Weighted capacitor analog/digital converting apparatus and metho
Weighted capacitor analogue-digital converters
Wide dynamic range analog to digital conversion method and syste
Wide dynamic range analog to digital converter
Wide dynamic range analog to digital converter for AC signals
Wind-activated audio-generating apparatus
Window-attached alerting device
Wireless audible indications system
Wireless door chime having changeable high quality sounds...
Word length converter
Word store equipped with an address code conversion circuit