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STD Morse keyer
Mode: Editors' pick
- 1
Update time：
2021-05-26 20:15:26
Creation time：
2018-10-04 10:08:23
Description
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Design Drawing
schematic diagram
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PCB
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Keyer_PCB
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K3NG_Keyer_PCB
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NEW_PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | BC547B | Q2 | TO-92(TO-92-3) | 1 |
| 2 | 5mm | CWDECODE,CMDACTIVE | LED-5MM/2.54 | 2 |
| 3 | 470R | R1,R5 | AXIAL-0.3 | 2 |
| 4 | 10k | R2,R3,R9,R10,R13,R20,R19 | AXIAL-0.3 | 7 |
| 5 | LCD | P1 | HDR-8X1/2.54 | 1 |
| 6 | DIL14-ReedRelay | R8 | DIP14 | 1 |
| 7 | Key OUT | P4 | HDR-2X1/2.54 | 1 |
| 8 | 1uF | C4 | RAD-0.1 | 1 |
| 9 | Electret | P5 | HDR-2X1/2.54 | 1 |
| 10 | 100k | R11 | AXIAL-0.3 | 1 |
| 11 | 1k2 | R14,R15,R16,R17 | AXIAL-0.3 | 4 |
| 12 | 1R8 | R18,R21 | AXIAL-0.3 | 2 |
| 13 | Speaker | P3 | HDR-2X1/2.54 | 1 |
| 14 | 150R | R6 | AXIAL-0.3 | 1 |
| 15 | 100nF | C3 | RAD-0.1 | 1 |
| 16 | Straight Key | P6 | HDR-1X2/2.54 | 1 |
| 17 | Audio IN | P7 | HDR-1X2/2.54 | 1 |
| 18 | LCD Backlight | P8 | HDR-1X2/2.54 | 1 |
| 19 | 1N4148 | D1,D2 | DO-35 | 2 |
| 20 | BC560 | Q4 | TO-92(TO-92-3) | 1 |
| 21 | BC550 | Q3 | TO-92(TO-92-3) | 1 |
| 22 | Header-Female-2.54_1x4 | P2 | HDR-4X1/2.54 | 1 |
| 23 | Header-Male-2.54_1x3 | P10 | HDR-3X1/2.54 | 1 |
| 24 | Switch | P9 | HDR-3X1/2.54 | 1 |
| 25 | 10k | R12,R4 | RES-ADJ_3386P | 2 |
| 26 | 10u | C5,C6 | CAP-D3.0XF1.5 | 2 |
| 27 | 22u | C7 | CAP-D3.0XF1.5 | 1 |
| 28 | 100n | C1,C2,C8,C9,C10 | RAD-0.1 | 5 |
| 29 | Arduino Mega 2560 | U2 | ARDUINO_MEGA-PRO-5V | 1 |
| 30 | Header-Female-2.54_1x6 | P11 | HDR-6X1/2.54 | 1 |
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