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STD Very simple amplifier circuit using transistor 2N3904
Very simple amplifier circuit using transistor 2N3904
License
GPL 3.0
License: GPL 3.0Mode:
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Update time：
2021-04-08 11:20:56
Creation time：
2018-02-08 07:02:12
Description
Description
This is a preamplifier project published for all to see.
It is Very simple amplifier circuit using transistor 2N3904 only. Though very small, but it still has many uses. Read more : [**Very simple amplifier circuit using transistor 2N3904**](https://www.eleccircuit.com/very-simple-preamplifiers-using-2n3904/)
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Design Drawing
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 2N3904 | Q1 | TO-92(TO-92-3) | 1 |
| 2 | 10K | R1,R3 | AXIAL-0.3 | 2 |
| 3 | 100K | R2 | AXIAL-0.3 | 1 |
| 4 | 1uF | C1 | CAP-TAN-S2.5 | 1 |
| 5 | 0.1uF | C2 | CAP-TAN-S2.5 | 1 |
| 6 | V+ | SUPPLY1,SU,V+ | V+_R | 3 |
| 7 | GND | GND | V+_R | 1 |
| 8 | INPUT | U1 | THREE_IO | 1 |
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