Single -ended audio frequency slip parallel circuit
The utility model discloses embodiment discloses a single -ended audio frequency slip parallel circuit, include: operational amplifier, input resistance, feedback resistance, switch and electric capacity, wherein, the switch is connected with operational amplifier's input after being connected...
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| Format | Patent |
| Language | Chinese English |
| Published |
27.10.2017
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| Subjects | |
| Online Access | Get full text |
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| Summary: | The utility model discloses embodiment discloses a single -ended audio frequency slip parallel circuit, include: operational amplifier, input resistance, feedback resistance, switch and electric capacity, wherein, the switch is connected with operational amplifier's input after being connected with input resistance, feedback resistance one end is connected between input resistance and switch, and the other end is connected with operational amplifier's output, the input at operational amplifier is connected to electric capacity one end, and the output at main part operational amplifier is connected to the other end. In this way, the utility model discloses embodiment can. Be different from prior art's the condition, the single -ended audio frequency slip parallel circuit that this embodiment provided is at input and parallel input and the feedback resistance array of output direct access multichannel to the built -in input to OPA of select switch, select resistor array through the switch, realize that many -wa |
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| Bibliography: | Application Number: CN20172308655U |