RX improved
About the RX improved PCB
RX improved is an open source PCB design by AquaBeacon, published on GitHub under the Apache-2.0 license. It is a 2-layer board measuring 130 × 80 mm, with 39 components from 19 distinct parts.
Other key parts include the NJM2137 and LM393. By type, the board carries 18 resistors, 13 capacitors, 3 ICs, 3 diodes and 2 connectors.
From the project
回路図・PCB・製造ツール
LTspiceで検証済みの4回路(LTspice/ sim/notes.md 参照)をKiCadの回路図+PCBに実装したもの。 すべて ERC合格・意図ネットリスト照合合格・DRC 0違反/未配線0。
各フォルダの内容: .kicadsch / .kicadpcb / .kicadpro、schematic.pdf、 render.png(3Dレンダ)、gerbers/(ガーバー+ドリル)、erc.rpt / drc.rpt、.net、 bom.csv(部品表: Value/Footprintでグループ化)。 datasheets/` に発注前確認で参照した一次資料(2SK4017東芝純正データシート)を同梱。
発注・組立時は ORDERING.md(4基板統合発注リスト+代替品情報)と BRINGUP.md(組立順序・通電手順・シミュ由来の期待測定値)を参照。 全体システム(Pico/SPRESENSE/テザー)への組み込みは SYSTEMINTEGRATION.md** (設計書とのギャップ分析・J2↔GPIO対応表)を参照。
Main components on the RX improved
RX improved bill of materials (BOM)
39 components, 19 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | NJM2137 | DIP-8_W7.62mm | U1, U2 |
| 1 | LM393 | DIP-8_W7.62mm | U3 |
| 1 | TD04A | TerminalBlock_Phoenix_MKDS-1,5-2-5.08_1x02_P5.08mm_Horizontal | J1 |
| 1 | TO_PICO | PinHeader_1x06_P2.54mm_Vertical | J2 |
| 2 | 1N4148 | D_DO-35_SOD27_P7.62mm_Horizontal | D1, D2 |
| 1 | BAT43 | D_DO-35_SOD27_P7.62mm_Horizontal | D3 |
| 6 | 100N 100n | C_Disc_D5.0mm_W2.5mm_P5.00mm | C1, C6, C8, C10, C11, C12 |
| 2 | 1u | C_Disc_D5.0mm_W2.5mm_P5.00mm | C2, C5 |
| 4 | 1n | C_Disc_D5.0mm_W2.5mm_P5.00mm | C3, C4, C7, C13 |
| 1 | 10U 10u | C_Disc_D5.0mm_W2.5mm_P5.00mm | C9 |
| 1 | 100 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1 |
| 3 | 100K 100k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R2, R16, R17 |
| 3 | 1k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R3, R5, R8 |
| 1 | 20K 20k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R4 |
| 1 | 180 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R6 |
| 1 | 3.9K 3.9k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R7 |
| 1 | 24K 24k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R9 |
| 6 | 10K 10k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R10, R11, R12, R13, R15, R18 |
| 1 | 1M | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R14 |
RX improved design files
The KiCad project lives in the AquaBeacon/hardware repository on GitHub; these links point at the commit this page was built from.
RX improved: common questions
How big is the RX improved PCB?
The RX improved measures 130 × 80 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the RX improved?
39 components, from 19 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 RX improved design files?
From the AquaBeacon/hardware 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 RX improved design in my own project?
Yes, under the terms of its Apache-2.0 license, which AquaBeacon chose for the repository.
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