Amplifiers – Combined with automatic amplifier disabling switch means
Patent
1989-11-14
1991-09-03
Mullins, James B.
Amplifiers
Combined with automatic amplifier disabling switch means
307243, 328154, 330295, H03K 1756
Patent
active
050458043
ABSTRACT:
An amplifying circuit has a plurality of first signal input circuits for multi-channel input, a signal output circuit receptive commonly of outputs of these signal input circuits, and a switching circuit for selecting one of the first signal input circuits. A second signal input circuit has an input terminal held at a fixed potential and an output terminal connected to the signal output circuit and is operative during a selecting transient period of the plurality of first signal input circuits.
REFERENCES:
patent: 3594590 (1971-07-01), Smith
patent: 4581541 (1986-04-01), Nakayama et al.
Nozawa Shinji
Sugawara Mitsutoshi
Mullins James B.
NEC Corporation
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