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STD AM/SSB receiver RX2121AM

License: GPL 3.0

Mode: Editors' pick

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Update time： 2023-05-29 11:15:45
Creation time： 2021-04-18 18:13:30
Description

Very simple general coverage receiver 0.5-30MHz 

Full description available here http://www.ur5ffr.com/viewtopic.php?f=8&t=325

 

Design Drawing
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BOM
BOM download Purchase Parts
ID Name Designator Footprint Quantity
1 22 C1,R11 0805 2
2 0.1 C2,C4,C8,C10,C11,C12,C13,C16,C22,C24,C28,C35,C37,C39,C98,C52,C53,C54,C55,C56,C61,C66,C71,C76,C81,C82,C83,C84,C85,C86,C88,C90,C91,C92,C94,C95,C96 0805 37
3 JML06-30P C3 CAP-TH_JML06-1 1
4 5* C5 0805 1
5 540 C6 0805 1
6 0.01 C7,C14,C27,C30,C33,C40,C43,C89,C93 0805 9
7 10u C9,C17,C23,C26,C48,C49,C87 0805 7
8 470u C15,C46 CAP-D8.0XF3.5 2
9 22u C18 CAP-D5.0XF2.0 1
10 100* C19,C20 0805 2
11 47u C21 CAP-D5.0XF2.0 1
12 120* C25 0805 1
13 3n3 C29 0805 1
14 1u C31,C34,C36,C38,C41,C42,C45,C97,C99 0805 9
15 47u C32 0805 1
16 4n7 C44 0805 1
17 47n C47 0805 1
18 JML06-50P C103,C104 CAP-TH_JML06-1 2
19 LL4148 D1,D2,D3,D4,D8,D9 LL-34 6
20 21T7B F1,F2 UM-5S 2
21 ФП1П1-60 F3 LT455 AND FP1P1-60 1
22 1.5uH L1 AXIAL-0.4 1
23 100nH L2 AXIAL-0.4 1
24 470uH L3,L4 AXIAL-0.4 2
25 BFO1 P1 HDR-2X1/2.54 1
26 VFO P2 HDR-2X1/2.54 1
27 VCC 12v P3 HDR-2X1/2.54 1
28 AGC Off P4 HDR-2X1/2.54 1
29 BFO2 P5 HDR-2X1/2.54 1
30 Lin Out P6 HDR-2X1/2.54 1
31 Gain P7 HDR-2X1/2.54 1
32 AGC P8 HDR-2X1/2.54 1
33 AF Out P9 HDR-2X1/2.54 1
34 S-Meter P11 HDR-2X1/2.54 1
35 BSS138 Q1,Q3 SOT-23-3 2
36 2N3906 Q2 SOT-23(SOT-23-3) 1
37 BC847 Q7 SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR 1
38 51 R1 0805 1
39 3k3 R2,R8,R12,R17 0805 4
40 470 R3,R16 0805 2
41 820 R4 0805 1
42 680 R5,R19 0805 2
43 100 R6,R18,R30,R31,C100,C102,R42 0805 7
44 2k2 R7,R13,R23,R46 0805 4
45 33k R9 0805 1
46 10k R10,R20,R21,R22,R54,R59,R32,R33,R34,R35,R36,R37,R38,R39,R40,R43,R45,R51,R52,R53 0805 20
47 4M7 R14 0805 1
48 150k* R15 0805 1
49 1k R24,R28,R47 0805 3
50 15k R25 0805 1
51 330k* R26,R60 0805 2
52 3.3 R27 1206 1
53 47k R29 0805 1
54 6k8 R55 0805 1
55 68k R56 0805 1
56 2k7 R57 0805 1
57 180 R58,C59,C65,C75,C79,C101 0805 6
58 TRANSFORMER 1+1+1 T1 TRANSFORMER TRIPLE 1
59 78L09 U1 SOT-89(SOT-89-3) 1
60 74LVC1G3157 U2,U4,U5,U8,U11,U12,U13,U14,U15,U16,U17,U18,U19,U20,U21,U23 SOT23-6 16
61 78L05 U3 SOT-89(SOT-89-3) 1
62 TA2003 U6 DIP-16 1
63 FEM-034H U7 EMF FEM-500 1
64 TDA7052A U10 DIP-8 1
65 BF998 VT1,VT2,VT3 SOT143B 3
66 NE5532AD U9 SOIC8 1
67 JML06-10P C50 CAP-TH_JML06-1 1
68 * C51 0805 1
69 2n C57,C77 0805 2
70 330 C58,C78,R48 0805 3
71 82 C60,C80,R41,R44 0805 4
72 910 C62,C72 0805 2
73 560 C63,C69,C73 0805 3
74 270 C64,C74 0805 2
75 2.7n C67 0805 1
76 750 C68 0805 1
77 150 C70 0805 1
78 HDR-M-2.54_1x8 J1 HDR-M-2.54_1X8 1
79 4.7uH L5,L10 AXIAL-0.4 2
80 3.3uH L6,L14 AXIAL-0.4 2
81 2.2uH L7,L11,L15 AXIAL-0.4 3
82 1uH L8,L12,L16 AXIAL-0.4 3
83 680nH L9,L13,L17 AXIAL-0.4 3
84 22uH L18 AXIAL-0.4 1
85 330nH L19,L20 AXIAL-0.4 2
86 RF P10 HDR-2X1/2.54 1
87 SI2301 Q4 SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR 1
88 BFR93A Q5 SOT23-3 1
89 56 R49 0805 1
90 6R8 R50 0805 1

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