Alignment tape for magnetic recording and playback devices and d
Alternating-azimuth angle helical track format using grouped...
Amplifier with howling-preventing circuit
Amplifying device
Analog signal synthesizing processing circuit with periodic nois
Analog/digital compatible reproducing system
Apparatus and method for automatically controlling adjustment of
Apparatus and method for recording and reproducing information s
Apparatus and method for writing data to an information...
Apparatus for automatically muting the output of a recording dev
Apparatus for detecting recording and reproducing state
Apparatus for recording and playing back magnetic tape cassettes
Apparatus for recording and/or reproducing an information signal
Apparatus for recording data signals and a signal having a repet
Apparatus for reproducing a digital signal
Apparatus for reproducing digital video signal
Apparatus for selectively recording and reproducing a digital vi
Arrangement for indicating angular position of headwheel disk in
Audio signal recording and/or reproducing apparatus
Audio signal reproducing apparatus