
Rf board
PE1RGU/hf-antenna-switch
Remote HF antenna switch: 3 radios x 4 antennas (path to 8), outdoor relay unit with a hardware safety chain, controlled over Cat6 from a shack interface. KiCad 10, open hardware, designed together with an AI.

Sensor Interface is an open-source printed circuit board by CooperLi1, from the CooperLi1/sensor_interface_pcb repository on GitHub. It is a 2-layer board of 148 × 82 mm with 85 parts on 70 nets, routed with 395 tracks and 19 vias.
It is built around the MIC3172YM, TJA1050 and XT30PW-M, with the XT60PW-M among its other parts. Its parts include 29 capacitors, 25 resistors, 19 connectors, 6 diodes and 4 ICs. It belongs with the sensors and measurement and interfaces and adapters boards of this library.
| Qty | Value | Footprint | References |
|---|---|---|---|
| 16 | 0.1uF | Capacitor_SMD:C_0805_2012Metric | C14, C15, C16, C17, C18, C19, C20, C24, C25, C26, C27, C28, C29, C30, C31, C33 |
| 12 | S4B-XH-A_LF__SN_ | Cooper's Footprints:JST_S4B-XH-A_LF__SN_ | J5, J6, J7, J8, J9, J10, J11, J12, J13, J14, J15, J16 |
| 7 | 1k | Resistor_SMD:R_0805_2012Metric | R10, R12, R15, R16, R17, R19, R24 |
| 7 | 2k | Resistor_SMD:R_0805_2012Metric | R9, R11, R13, R14, R18, R20, R25 |
| 4 | 1N4148 | Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal | D1, D2, D5, D6 |
| 3 | S2B-XH-A-1_LF__SN_ | Cooper's Footprints:JST_S2B-XH-A-1_LF__SN_ | J17, J18, J19 |
| 3 | XT30PW-M | Cooper's Footprints:AMASS_XT30PW-M | J2, J3, J4 |
| 2 | 0 | Resistor_SMD:R_0805_2012Metric | R22, R23 |
| 2 | 10 | Resistor_SMD:R_1206_3216Metric | R4, R5 |
| 2 | 100uF | Capacitor_Tantalum_SMD:CP_EIA-7343-15_Kemet-W | C5, C6 |
| 2 | 100uH | Inductor_SMD:L_7.3x7.3_H4.5 | L1, L2 |
| 2 | 1N5819 | Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal | D3, D4 |
| 2 | 1uF | Capacitor_SMD:C_0805_2012Metric | C2, C10 |
| 2 | 1uF | Capacitor_Tantalum_SMD:CP_EIA-3528-21_Kemet-B | C3, C8 |
| 2 | 2.2uF | Capacitor_Tantalum_SMD:CP_EIA-3528-21_Kemet-B | C1, C9 |
| 2 | 30pF | Capacitor_SMD:C_0805_2012Metric | C12, C13 |
| 2 | 330uF | Capacitor_THT:CP_Radial_D6.3mm_P2.50mm | C4, C7 |
| 2 | 470 | Resistor_SMD:R_0805_2012Metric | R1, R8 |
| 2 | MIC3172YM | Cooper's Footprints:SOIC-8_M_MCL | U2, U3 |
| 1 | 0.1uF | Capacitor_SMD:C_1210_3225Metric | C32 |
| 1 | 1.2k | Resistor_SMD:R_0805_2012Metric | R2 |
| 1 | 10k | Resistor_SMD:R_0805_2012Metric | R6 |
| 1 | 120 | Resistor_SMD:R_0805_2012Metric | R21 |
| 1 | 3.7k | Resistor_SMD:R_0805_2012Metric | R3 |
| 1 | 6.04k | Resistor_SMD:R_0805_2012Metric | R7 |
| 1 | TJA1050 | Cooper's Footprints:SOT96-1 | U4 |
| 1 | XT60PW-M | Cooper's Footprints:AMASS_XT60PW-M | J1 |
| 1 | ~ | Cooper's Footprints:ESP32 | U1 |
It measures 148 × 82 mm and has 2 copper layers, 1.64 mm thick.
85 parts, built around the MIC3172YM, TJA1050, XT30PW-M and XT60PW-M. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
From the CooperLi1/sensor_interface_pcb repository on GitHub, at the commit this page was made from: the board is Sensor Interface.kicad_pcb and its schematic Sensor Interface.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Its repository states no licence, so its author keeps all rights: ask CooperLi1 before reusing the design.

PE1RGU/hf-antenna-switch
Remote HF antenna switch: 3 radios x 4 antennas (path to 8), outdoor relay unit with a hardware safety chain, controlled over Cat6 from a shack interface. KiCad 10, open hardware, designed together with an AI.

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