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Ayn dc

afiskon·ayn-dc·kicad-project/ayn-dc.kicad_pcb

Ayn dc PCB layout, top view — open source board by afiskon
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About the Ayn dc PCB

Ayn dc is an open source PCB design by afiskon, published on GitHub under the MIT license. It is a 2-layer board measuring 100 × 90 mm, with 220 components from 71 distinct parts.

Other key parts include the L7805, 24LC64, NE5532, FST3253 and 74AC74. By type, the board carries 78 capacitors, 70 resistors, 14 diodes, 11 ICs, 11 transistors and 11 transformers.

It belongs with the rf & radio and iot & wireless designs in this gallery.

From the project

DC QRP CW transceiver

Covers 40, 30, 20 and 17 meters Easily modifiable for other 4 bands DC receiver with sideband suppression Simple but effective AGC Supports RIT and XIT 10-30 WPM Elekey-B type keyer + straight key mode Keyer settings are saved in EEPROM ~5W class C power amplifier Has a VCC indicator and a SWR meter PCB is designed to fit into Hammond 1590BB enclosure * The project is 100% open-source

Main components on the Ayn dc

L780524LC64NE5532FST325374AC74LM386

Ayn dc bill of materials (BOM)

220 components, 71 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
L7805
U1
1
24LC64
U2
5
NE5532
U3, U6, U7, U8, U9
1
FST3253
U4
1
74AC74
U5
1
LM386
U10
1
L7805
U11
7
MMBT3904
Q1, Q5, Q7, Q8, Q9, Q10, Q11
2
MMBF170
Q2, Q3
1
MMBT3906
Q4
1
RD15HVF1
Q6
1
Si5351_Module
J2
1
BluePill_Left
J3
1
BluePill_Right
J4
1
Conn_01x03
J5
1
220U
Conn_01x02
J6
4
BN61-202
Conn_Coaxial
J8, J9, J11, J12
9
G6K-2F-Y
K1, K2, K3, K4, K5, K6, K7, K8 +1
2
50K
RV1, RV2
1
500
RV3
Show 51 more
QtyPartRefs
2
10K
RV4, RV5
3
FT37-43
T1, T2, T3
8
T37-6
T4, T5, T6, T7, T8, T9, T10, T11
11
1N4148W
D1, D2, D3, D6, D7, D8, D9, D10 +3
2
1N34 / D311
D4, D5
1
SS14
D14
2
1000U
1000u
L1, L2
31
0.1U
0.1u
C1, C4, C5, C7, C8, C9, C10, C11 +23
1
470U
470u
C2
3
0.47U
0.47u
C3, C6, C24
5
0.01U
0.01u
C13, C18, C21, C58, C59
3
0.047U
0.047u
C23, C31, C46
3
1000P
1000p
C26, C27, C36
3
100P
100p
C29, C66, C69
2
0.033U
0.033u
C32, C40
3
2200P
2200p
C33, C38, C39
1
4.7U
4.7u
C34
2
10U
10u
C35, C47
1
6800P
6800p
C41
1
1u
C48
1
220U
220u
C52
1
1-20P
1-20p
C60
2
150P
150p
C61, C64
8
1-30P
1-30p
C62, C63, C67, C68, C72, C73, C77, C78
3
1-10P
1-10p
C65, C70, C75
2
47P
47p
C71, C74
2
68P
68p
C76, C79
2
15K
R1, R41
8
4.7K
R2, R15, R16, R54, R66, R67, R68, R69
1
2.7K
R3
7
22
R6, R17, R25, R33, R43, R49, R55
4
300
R7, R8, R10, R13
10
10K
R9, R11, R12, R14, R18, R34, R39, R42 +2
2
8.2K
R19, R40
6
1K
R20, R28, R53, R59, R71, R72
9
3.3K
R21, R22, R23, R24, R29, R30, R31, R32 +1
1
5.1K
R26
1
4.3K
R27
2
33K
R35, R36
2
47K
R37, R38
1
750K
R45
2
36K
R46, R47
1
10
R50
1
1MEG
1Meg
R51
1
470
R52
1
2.2K
R56
1
1.3K
R58
1
68
R60
1
6
R61
4
100
R62, R63, R64, R65
1
100K
R70

Ayn dc design files

The KiCad project lives in the afiskon/ayn-dc repository on GitHub; these links point at the commit this page was built from.

Ayn dc: common questions

How big is the Ayn dc PCB?

The Ayn dc measures 100 × 90 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Ayn dc?

220 components, from 71 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Ayn dc design files?

From the afiskon/ayn-dc repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.

Can I use the Ayn dc design in my own project?

Yes, under the terms of its MIT license, which afiskon chose for the repository.

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