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Alexiares LPF

F6ITU·Alexiares_LPF

Alexiares LPF PCB layout, top view — open source board by F6ITU
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About the Alexiares LPF PCB

Alexiares LPF is an open source PCB design by F6ITU, published on GitHub. It is a 4-layer board measuring 150 × 100 mm, with 134 components from 42 distinct parts.

By type, the board carries 69 capacitors, 31 inductors, 15 diodes and 4 connectors.

It belongs with the rf & radio and retro computing designs in this gallery.

From the project

Low-pass filter section of OpenHPSDR frontend ((Alex retrofit))

[](https://github.com/F6ITU/AlexiaresLPF#alexiareslpf)

This repository contains the up to date version of the OpenHPSDR Low Pass Filter project (Alexiares frontend).

Pour plus d'informations, consultez le Wiki associé à cette page

For more information, see the Wiki associated with this page

Important notice : please check the "Branch" pull-down menu to see the different versions of the pcb

Alexiares LPF, from the project README
From the project README

Alexiares LPF bill of materials (BOM)

134 components, 42 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
—
J1
3
SMA
P1, P3, P4
15
D2n
RL1, RL2, RL3, RL4, RL5, RL6, RL7, RL8 +7
15
D
D1, D2, D3, D4, D5, D6, D7, D8 +7
1
562nH
L1
2
169nH
L2, L15
1
3.5uH
L3
1
1,66uH
L4
1
1.18uH
L5
4
311nH
L6, L9, L14, L16
1
235nH
L7
1
196nH
L8
1
4.4uH
L10
1
2.02uH
L11
1
1.36uH
L12
1
351nH
L13
15
Choke
L17, L24, L25, L26, L27, L28, L29, L30 +7
29
10n
C1, C2, C3, C4, C5, C6, C7, C8 +21
2
120p
C11, C27
4
39p
C16, C18, C29, C41
Show 22 more
QtyPartRefs
2
4.7p
C17, C45
1
1000p
C19
2
470p
C20, C25
1
330p
C21
3
82p
C22, C50, C55
2
68p
C23, C40
3
56p
C24, C28, C38
1
240p
C26
1
12p
C30
3
220p
C31, C35, C36
1
2200p
C32
2
1100p
C33, C46
1
680p
C34
2
180p
C37, C42
2
150p
C39, C51
1
22p
C43
1
6.8p
C44
1
560p
C47
1
390p
C48
1
100p
C49
1
C (nc)
C59
1
100n
C68

Alexiares LPF design files

The KiCad project lives in the F6ITU/Alexiares_LPF repository on GitHub; these links point at the commit this page was built from.

Alexiares LPF: common questions

How big is the Alexiares LPF PCB?

The Alexiares LPF measures 150 × 100 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the Alexiares LPF?

134 components, from 42 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 Alexiares LPF design files?

From the F6ITU/Alexiares_LPF repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Alexiares LPF design in my own project?

The repository has no license, so all rights stay with F6ITU. Use it as a reference, and ask the author before reusing the design.

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