CN203180834U - High-frequency signal amplifying circuit for audio paying - Google Patents
High-frequency signal amplifying circuit for audio paying Download PDFInfo
- Publication number
- CN203180834U CN203180834U CN 201320181185 CN201320181185U CN203180834U CN 203180834 U CN203180834 U CN 203180834U CN 201320181185 CN201320181185 CN 201320181185 CN 201320181185 U CN201320181185 U CN 201320181185U CN 203180834 U CN203180834 U CN 203180834U
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- China
- Prior art keywords
- capacitor
- inductance
- resistor
- widescreen
- amplifier
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- Expired - Fee Related
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Abstract
The utility model discloses a high-frequency signal amplifying circuit for audio paying. The high-frequency signal amplifying circuit for audio paying comprises a power source, a widescreen amplifier, a dual-grid tube, a potentiometer, a first inductor, a second inductor a third inductor, a fourth inductor, a fifth inductor, a sixth inductor, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor and a ninth capacitor. The high-frequency power amplifying circuit for audio paying has the advantages of being simple in circuit, stable in performance and capable of reducing paying risk to the minimum.
Description
Technical field
The utility model relates to a kind of high-frequency signal amplifying circuit, relates in particular to a kind of high-frequency signal amplifying circuit for the audio frequency payment.
Background technology
At present, because people's growth in the living standard, people are more and more higher to the demand of material, and people had worked out and utilized audio media to finish payment function in recent years, but utilize audio media payment perfect not enough, from cause payment from risk in several factors.
The utility model content
The purpose of this utility model provides a kind of high-frequency signal amplifying circuit for the audio frequency payment with regard to being in order to address the above problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises power supply, the widescreen amplifier, dual-grid tube, potentiometer, first inductance, second inductance, the 3rd inductance, the 4th inductance, the 5th inductance, the 6th inductance, first resistor, second resistor, the 3rd resistor, the 4th resistor, the 5th resistor, first capacitor, second capacitor, the 3rd capacitor, the 4th capacitor, the 5th capacitor, the 6th capacitor, the 7th capacitor, the 8th capacitor and the 9th capacitor, first end of described first capacitor is connected with signal input part, second end of described first capacitor is connected with the normal phase input end of described widescreen amplifier, the reverse input end of described widescreen amplifier is connected with first end of described the 7th capacitor, the positive supply input of described widescreen amplifier is connected with first end of described first inductance, the negative supply input of described widescreen amplifier is connected with first end of described second inductance, second end of described first inductance is connected with first end of described first resistor and first end of described second capacitor respectively, second end of described first resistor respectively with first end of described the 3rd capacitor, first end of described the 4th capacitor, first end of described potentiometer, first end of described second resistor, first end of described the 5th capacitor is connected with the positive source input, first end of the sliding end of described potentiometer and described the 3rd resistor is connected, second end of described potentiometer is connected with first end of described the 3rd inductance, second end of described the 3rd inductance respectively with second end of described the 7th capacitor, first end of described the 4th inductance and the grid of described dual-grid tube are connected, second end of described the 3rd resistor is connected with the source electrode of described dual-grid tube, the drain electrode of described dual-grid tube is connected with first end of described the 6th capacitor and first end of described the 5th inductance respectively, second end of described the 5th inductance is connected with second end of described second resistor, the base stage of described dual-grid tube is connected with first end of described the 6th inductance, second end of described the 6th inductance is connected with first end of described the 5th resistor and first end of described the 9th capacitor respectively, second end of described the 4th inductance is connected second end of described second capacitor with first end of described the 4th resistor and first end of described the 8th capacitor respectively, second end of described the 3rd capacitor, second end of described the 4th capacitor, second end of described the 5th capacitor, second end of described second inductance, second end of described the 4th resistor, second end of described the 8th capacitor, second end of described the 5th resistor is connected with second end of described the 9th capacitor.
The beneficial effects of the utility model are:
The utility model provides a kind of high-frequency signal amplifying circuit of audio frequency payment.The utlity model has that circuit is simple, stable performance and can make payment risk drop to minimum advantage.
Description of drawings
Fig. 1 is the circuit diagram of a kind of high-frequency signal amplifying circuit for audio frequency payment described in the utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1: the utility model comprises power supply, widescreen amplifier IC, dual-grid tube SK, potentiometer RP, first inductance L 1, second inductance L 2, the 3rd inductance L 3, the 4th inductance L 4, the 5th inductance L 5, the 6th inductance L 6, the first resistor R1, the second resistor R2, the 3rd resistor R3, the 4th resistor R4, the 5th resistor R5, the first capacitor C1, the second capacitor C2, the 3rd capacitor C3, the 4th capacitor C4, the 5th capacitor C5, the 6th capacitor C6, the 7th capacitor C7, the 8th capacitor C8 and the 9th capacitor C9, first end of the first capacitor C1 is connected with signal input part, second end of the first capacitor C1 is connected with the normal phase input end of widescreen amplifier IC, the reverse input end of widescreen amplifier IC is connected with first end of the 7th capacitor C7, the positive supply input of widescreen amplifier IC is connected with first end of first inductance L 1, the negative supply input of widescreen amplifier IC is connected with first end of second inductance L 2, second end of first inductance L 1 is connected with first end of the first resistor R1 and first end of the second capacitor C2 respectively, second end of the first resistor R1 respectively with first end of the 3rd capacitor C3, first end of the 4th capacitor C4, first end of potentiometer RP, first end of the second resistor R2, first end of the 5th capacitor C5 is connected with the positive source input, the sliding end of potentiometer RP is connected with first end of the 3rd resistor R3, second end of potentiometer RP is connected with first end of the 3rd inductance L 3, second end of the 3rd inductance L 3 respectively with second end of the 7th capacitor C7, first end of the 4th inductance L 4 is connected with the grid of dual-grid tube SK, second end of the 3rd resistor R3 is connected with the source electrode of dual-grid tube SK, the drain electrode of dual-grid tube SK is connected with first end of the 6th capacitor C6 and first end of the 5th inductance L 5 respectively, second end of the 5th inductance L 5 is connected with second end of the second resistor R2, the base stage of dual-grid tube SK is connected with first end of the 6th inductance L 6, second end of the 6th inductance L 6 is connected with first end of the 5th resistor R5 and first end of the 9th capacitor C9 respectively, second end of the 4th inductance L 4 is connected second end of the second capacitor C2 with first end of the 4th resistor R4 and first end of the 8th capacitor C8 respectively, second end of the 3rd capacitor C3, second end of the 4th capacitor C4, second end of the 5th capacitor C5, second end of second inductance L 2, second end of the 4th resistor R4, second end of the 8th capacitor C8, second end of the 5th resistor R5 is connected with second end of the 9th capacitor C9.
Claims (1)
1. one kind is used for the high-frequency signal amplifying circuit that audio frequency is paid, it is characterized in that: comprise power supply, the widescreen amplifier, dual-grid tube, potentiometer, first inductance, second inductance, the 3rd inductance, the 4th inductance, the 5th inductance, the 6th inductance, first resistor, second resistor, the 3rd resistor, the 4th resistor, the 5th resistor, first capacitor, second capacitor, the 3rd capacitor, the 4th capacitor, the 5th capacitor, the 6th capacitor, the 7th capacitor, the 8th capacitor and the 9th capacitor, first end of described first capacitor is connected with signal input part, second end of described first capacitor is connected with the normal phase input end of described widescreen amplifier, the reverse input end of described widescreen amplifier is connected with first end of described the 7th capacitor, the positive supply input of described widescreen amplifier is connected with first end of described first inductance, the negative supply input of described widescreen amplifier is connected with first end of described second inductance, second end of described first inductance is connected with first end of described first resistor and first end of described second capacitor respectively, second end of described first resistor respectively with first end of described the 3rd capacitor, first end of described the 4th capacitor, first end of described potentiometer, first end of described second resistor, first end of described the 5th capacitor is connected with the positive source input, first end of the sliding end of described potentiometer and described the 3rd resistor is connected, second end of described potentiometer is connected with first end of described the 3rd inductance, second end of described the 3rd inductance respectively with second end of described the 7th capacitor, first end of described the 4th inductance and the grid of described dual-grid tube are connected, second end of described the 3rd resistor is connected with the source electrode of described dual-grid tube, the drain electrode of described dual-grid tube is connected with first end of described the 6th capacitor and first end of described the 5th inductance respectively, second end of described the 5th inductance is connected with second end of described second resistor, the base stage of described dual-grid tube is connected with first end of described the 6th inductance, second end of described the 6th inductance is connected with first end of described the 5th resistor and first end of described the 9th capacitor respectively, second end of described the 4th inductance is connected second end of described second capacitor with first end of described the 4th resistor and first end of described the 8th capacitor respectively, second end of described the 3rd capacitor, second end of described the 4th capacitor, second end of described the 5th capacitor, second end of described second inductance, second end of described the 4th resistor, second end of described the 8th capacitor, second end of described the 5th resistor is connected with second end of described the 9th capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320181185 CN203180834U (en) | 2013-04-11 | 2013-04-11 | High-frequency signal amplifying circuit for audio paying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320181185 CN203180834U (en) | 2013-04-11 | 2013-04-11 | High-frequency signal amplifying circuit for audio paying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203180834U true CN203180834U (en) | 2013-09-04 |
Family
ID=49077488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320181185 Expired - Fee Related CN203180834U (en) | 2013-04-11 | 2013-04-11 | High-frequency signal amplifying circuit for audio paying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203180834U (en) |
-
2013
- 2013-04-11 CN CN 201320181185 patent/CN203180834U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20140411 |