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1.Easy to use and quick to get started
2.The process supports design scales of 300 devices or 1000 pads
3.Supports simple circuit simulation
4.For students, teachers, creators
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1.Brand new interactions and interfaces
2.Smooth support for design sizes of over 5,000 devices or 10,000 pads
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Ongoing
STD RX998 2.3
License: GPL 3.0
Mode: Editors' pick
- 5
Update time：
2023-05-29 11:15:45
Creation time：
2020-03-05 21:46:48
Description
Simple SSB receiver
Project home page http://www.ur5ffr.com/viewtopic.php?f=8&t=230&start=10
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 0.01 | C1,C2,C27,C29,C34,C35,C37 | 0805 | 7 |
| 2 | 0.1 | C3,C4,C5,C13,C14,C17,C18,C20,C21,C23,C24,C25,C30 | 0805 | 13 |
| 3 | 33 | C6,C8,C9,C11,C12,C15,C16 | 0805 | 7 |
| 4 | 10u | C7,C19,C31,C32,C38 | 0805 | 5 |
| 5 | 1u | C10,C33,C36 | 0805 | 3 |
| 6 | 100u | C22 | CAP-D8.0XF3.5 | 1 |
| 7 | 470u | C26,C28 | CAP-D8.0XF3.5 | 2 |
| 8 | LL4148 | D1,D2,D3,D4 | LL-34 | 4 |
| 9 | 33uH | L1 | AXIAL-0.4 | 1 |
| 10 | RF In | P1 | HDR-2X1/2.54 | 1 |
| 11 | VFO | P2 | HDR-2X1/2.54 | 1 |
| 12 | S-meter | P3 | HDR-2X1/2.54 | 1 |
| 13 | RF Gain | P4 | HDR-2X1/2.54 | 1 |
| 14 | AF Out | P5 | HDR-2X1/2.54 | 1 |
| 15 | 12v | P6 | HDR-2X1/2.54 | 1 |
| 16 | BFO2 | P7 | HDR-2X1/2.54 | 1 |
| 17 | AF Gain | P8 | HDR-3X1/2.54 | 1 |
| 18 | BC847 | Q1,Q4 | SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR | 2 |
| 19 | 2N3906 | Q2 | SOT-23(SOT-23-3) | 1 |
| 20 | BSS138 | Q3 | SOT-23-3 | 1 |
| 21 | 100 | R1,R15,R21,R28 | 0805 | 4 |
| 22 | 1k5 | R2 | 0805 | 1 |
| 23 | 330 | R3 | 0805 | 1 |
| 24 | 4k7 | R4 | TRIMMER_3306F | 1 |
| 25 | 1k* | R5,R6 | 0805 | 2 |
| 26 | 150k | R7,R9 | 0805 | 2 |
| 27 | 1M | R8 | 0805 | 1 |
| 28 | 270 | R10 | 0805 | 1 |
| 29 | 10 | R11,R16 | 0805 | 2 |
| 30 | 10k | R12 | 0805 | 1 |
| 31 | 300 | R13 | 0805 | 1 |
| 32 | 0R | R14 | 0805 | 1 |
| 33 | 2k2 | R17,R20,R22,R25 | 0805 | 4 |
| 34 | 10 | R18 | 1206 | 1 |
| 35 | 470 | R19 | 0805 | 1 |
| 36 | 220 | R23 | 0805 | 1 |
| 37 | 6k8 | R24 | 0805 | 1 |
| 38 | 68k | R26 | 0805 | 1 |
| 39 | 2k7 | R27 | 0805 | 1 |
| 40 | 78L09 | REG1 | TO-92-3 | 1 |
| 41 | T37_AUTOTRANSFORMER | T1,T2,T3 | T37_AUTOTRANSFORMER | 3 |
| 42 | TDA2822 | U1 | SOP-8_150MIL | 1 |
| 43 | BF998 | VT1,VT2,VT3,VT4,VT5,VT6 | SOT143B | 6 |
| 44 | XTAL | XTAL1,XTAL2,XTAL3,XTAL4,XTAL5,XTAL6,XTAL7,XTAL8,XTAL9,XTAL10 | HC-49U-PTH-W | 10 |
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