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Ayn-4b

afiskon·ayn-4b·kicad-project/ayn-4b.kicad_pcb

Ayn-4b PCB layout, top view — open source board by afiskon
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About the Ayn-4b PCB

Ayn-4b is an open source PCB design by afiskon, published on GitHub under the MIT license. It is a 2-layer board measuring 114 × 89 mm, with 272 components from 76 distinct parts.

Other key parts include the L7805, 24LC64, ADE-6, NE5532 and LM386. By type, the board carries 105 capacitors, 67 resistors, 18 transistors, 17 diodes, 12 connectors and 12 relays.

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

From the project

Portable QRP CW Transceiver

Covers 40, 30, 20 and 17 meters Classical single IF superheterodyne design Has just a few barely hearable (~S0) spurious signals Simple but effective AGC Supports RIT and XIT 10-30 WPM Elekey-B type keyer + straight key mode Keyer supports record and playback, programmable with paddles ~5W class D 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-4b

L780524LC64ADE-6NE5532LM386

Ayn-4b bill of materials (BOM)

272 components, 76 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
L7805
U1
1
24LC64
U2
2
ADE-6
U3, U4
1
NE5532
U5
1
LM386
U10
1
L7805
U11
14
MMBT3904
Q1, Q2, Q5, Q6, Q8, Q9, Q10, Q11 +6
1
MMBF170
Q3
1
MMBT3906
Q4
1
IRF510
Q7
1
BS170
Q12
6
9.000
Y1, Y2, Y3, Y4, Y5, Y6
4
Conn_01x02
J1, J6, J7, J10
1
Si5351_Module
J2
1
BluePill_Left
J3
1
BluePill_Right
J4
1
Conn_01x03
J5
4
BN61-202
Conn_Coaxial
J8, J9, J11, J12
12
G6K-2F-Y
K1, K2, K3, K4, K5, K6, K7, K8 +4
4
10K
RV1, RV2, RV3, RV4
Show 56 more
QtyPartRefs
4
FT37-43
T1, T2, T3, T12
8
T37-6
T4, T5, T6, T7, T8, T9, T10, T11
13
1N4148W
D1, D2, D3, D6, D7, D8, D9, D10 +5
2
1N34/D311
D4, D5
1
SS14
D14
1
1N4736A
D16
2
1000U
1000u
L1, L2
6
T37-6
L3, L4, L5, L6, L7, L8
1
FT37-43
L9
2
T37-6
L10, L11
1
18U
18u
L12
3
470P
470p
C1, C93, C94
40
0.1U
0.1u
C2, C4, C5, C7, C26, C27, C28, C29 +32
2
0.47U
0.47u
C3, C6
1
15P
15p
C8
1
8p
C9
1
3.9P
3.9p
C10
1
5.6P
5.6p
C11
4
68P
68p
C12, C25, C76, C79
4
330P
330p
C13, C15, C16, C17
3
220P
220p
C14, C95, C96
10
150P
150p
C18, C20, C21, C22, C23, C24, C61, C64 +2
1
33P
33p
C19
5
0.01U
0.01u
C33, C56, C58, C59, C85
5
10U
10u
C44, C47, C82, C83, C84
2
0.047U
0.047u
C46, C86
1
2.2U
2.2u
C48
1
220U
220u
C52
6
270P
270p
C60, C65, C70, C75, C80, C98
9
1-30P
1-30p
C62, C63, C67, C68, C72, C73, C77, C78 +1
2
100P
100p
C66, C69
2
47P
47p
C71, C74
1
22U
22u
C87
1
15K
R1
8
4.7K
R2, R5, R6, R54, R66, R67, R68, R69
1
2.7K
R3
6
1.8K
R4, R9, R41, R42, R43, R44
8
1K
R10, R16, R25, R27, R38, R48, R56, R57
1
220
R11
5
22
R12, R18, R19, R46, R49
4
3.3K
R13, R20, R22, R36
3
1.3K
R14, R21, R23
3
68
R15, R24, R26
3
6.2
R17, R28, R29
2
150
R30, R31
1
36
R32
5
100
R33, R59, R60, R63, R64
2
2.2K
R34, R53
3
100K
R35, R40, R45
1
47K
R37
1
51
R39
2
10K
R47, R55
1
10
R50
1
1MEG
1Meg
R51
3
680
R52, R61, R65
2
300
R58, R62

Ayn-4b design files

The KiCad project lives in the afiskon/ayn-4b repository on GitHub; these links point at the commit this page was built from.

Ayn-4b: common questions

How big is the Ayn-4b PCB?

The Ayn-4b measures 114 × 89 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Ayn-4b?

272 components, from 76 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-4b design files?

From the afiskon/ayn-4b 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-4b design in my own project?

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

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