Ant
mfkiwl·KiwiSDR_PCB·active_antenna/ant.kicad_pcb
About the Ant PCB
Ant is an open source PCB design by mfkiwl, published on GitHub. It is a board measuring 138 × 38 mm, with 82 components from 41 distinct parts.
Other key parts include the TPS7A4501. By type, the board carries 27 capacitors, 25 resistors, 10 inductors, 7 transistors, 4 connectors and 4 transformers.
It belongs with the rf & radio and audio designs in this gallery.
From the project
KiCAD PCB files for KiwiSDR project including active antenna and bias tee
Software-defined Radio (SDR) and GPS for the BeagleBone Black ----------------------------------------------------------------------
An add-on board ("cape") that turns your Beagle into a web-accessible shortwave receiver.
This repository contains the KiCAD files (schematics, board layout), Gerbers, BOM and other files used to produce the KiwiSDR PCB. Also included here is the design for an active antenna and bias tee although they are still undergoing development.

Main components on the Ant
Ant bill of materials (BOM)
82 components, 41 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TPS7A4501 | kiwi-SOT223_6 | U501 |
| 1 | J310 | kiwi-SOT23_DGS | Q501 |
| 1 | J271 | kiwi-SOT23_DGS | Q502 |
| 2 | BFG31 | kiwi-SOT223_EBEC | Q503, Q506 |
| 2 | BFG35 | kiwi-SOT223_EBEC | Q504, Q505 |
| 1 | DNL J310 | kiwi-SOT23_DGS | Q507 |
| 1 | DNL BNC | kiwi-BNC_SMA_NO_VIP | J10 |
| 1 | DNL RJ45 | kiwi-RJ45_8 | J11 |
| 1 | DNL TB_2 | kiwi-TB_2P_2_54MM | J12 |
| 1 | TB_2 | kiwi-TB_2P_2_54MM | J13 |
| 1 | E_FIELD_PROBE | kiwi-E_FIELD_PROBE | EP501 |
| 1 | LOGO | kiwi-KIWI_10MM | GFX1 |
| 1 | DNL T-622 | kiwi-MCL_KK81 | T501 |
| 2 | DNL T1-6 | kiwi-MCL_KK81 | T502, T504 |
| 1 | CMC 2 mH | kiwi-CMC | T503 |
| 2 | TEST_POINT | kiwi-TP_1250 | TP501, TP502 |
| 5 | 0R | kiwi-SM0805 | L501, L502, L503, L504, L505 |
| 1 | 100uH | kiwi-SM1812 | L506 |
| 4 | FB 80Z | kiwi-SM0805 | L507, L508, L509, L510 |
| 6 | 470n/100 | kiwi-SM1206 | C501, C502, C503, C506, C507, C508 |
Show 21 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | DNL 470n/100 | kiwi-SM1206 | C504, C505 |
| 1 | 100n/100 | kiwi-SM0805 | C509 |
| 2 | 10u/25 | kiwi-SM0805 | C510, C520 |
| 9 | DNL | kiwi-SM0805 | C511, C512, C513, C514, C515, C516, C517, C518 +1 |
| 1 | DNL 100n/100 | kiwi-SM0805 | C521 |
| 6 | 1n/100 | kiwi-SM0805 | C522, C523, C524, C525, C526, C527 |
| 2 | 1M | kiwi-SM0805 | R501, R502 |
| 2 | DNL 100R | kiwi-SM0805 | R503, R504 |
| 2 | 100K | kiwi-SM0805 | R505, R507 |
| 1 | 2K2 | kiwi-SM0805 | R506 |
| 2 | 470R | kiwi-SM0805 | R508, R509 |
| 1 | 10R/0.66W | kiwi-SM1206 | R510 |
| 1 | DNL 1M | kiwi-SM0805 | R511 |
| 6 | 0R | kiwi-SM0805 | R512, R515, R516, R519, R523, R524 |
| 2 | DNL 0R | kiwi-SM0805 | R513, R518 |
| 1 | 100R | kiwi-SM0805 | R514 |
| 1 | DNL 47R | kiwi-SM0805 | R517 |
| 1 | 11K | kiwi-SM0805 | R520 |
| 1 | 1K | kiwi-SM0805 | R521 |
| 1 | DNL | kiwi-SM0805 | R522 |
| 1 | 1K5 | kiwi-SM0805 | R525 |
Ant design files
The KiCad project lives in the mfkiwl/KiwiSDR_PCB repository on GitHub; these links point at the commit this page was built from.
Ant: common questions
How big is the Ant PCB?
The Ant measures 138 × 38 mm and is 1.6 mm thick.
How many components are on the Ant?
82 components, from 41 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 Ant design files?
From the mfkiwl/KiwiSDR_PCB repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Ant design in my own project?
The repository has no license, so all rights stay with mfkiwl. Use it as a reference, and ask the author before reusing the design.
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