

TeleDecoder revB
Building custom flight computers
- Size
- 40 × 40 mm
- Copper layers
- 4
- Thickness
- 1.61 mm
- Parts
- 66
- Nets
- 78
- Pads
- 311
- Tracks, vias
- 282, 81
- Pours
- 7
- Routed
- Yes
- KiCad
- KiCad 10.0 (file 20260206)
- Created
- 14 Oct 2020
- Updated
- 7 Nov 2026
Overview
TeleDecoder revB is an open-source printed circuit board by ISSUIUC, from the ISSUIUC/ISS-PCB repository on GitHub. It is a 4-layer board of 40 × 40 mm with 66 parts on 78 nets, routed with 282 tracks and 81 vias.
It is built around the ESP32-S3-MINI-1U-N8, CC1120 and ECMF02-2AMX6, with the USB4105-GF-A among its other parts. Its parts include 28 capacitors, 10 resistors, 8 inductors, 5 diodes and 4 ICs. It belongs with the sensors and measurement boards and the ESP32 boards of this library.
Main components
4ESP32-S3-MINI-1U-N8
VFQFN-56-EP-40℃~+105℃ -98.4dBm 1.8V~3.6V、3V~3.6V 2.4GHz 21dBm 340mA 88mA Bluetooth5.0 ESP32-S3 UART、SDIO、SPI、I2C、I2S、JTAG、USB VFQFN-56-EP WiFi Modules ROHSEspressif SystemsWiFi ModulesCC1120
UncategorisedTexas InstrumentsECMF02-2AMX6
UFQFN-6(1.5x1.7)-40℃~+85℃ 2 2.5Ω 200mA UFQFN-6(1.5x1.7) Common Mode Filters ROHSSTMicroelectronicsCommon Mode FiltersUSB4105-GF-A
SMD-40℃~+85℃ 1 12P 48V 5A Black Female Surface Mount, Right Angle Type-C USB 2.0 SMD USB Connectors ROHSGlobal Connector Technology (GCT)USB Connectors
README
boards/Feather_Duo/README.mdFeather Duo
The Feather Duo radio receiver was conceived to optimize communication with MIDAS and simplify the team’s ground station setup, including two LoRa radios for concurrent reception from both stages and software support for increased data rates. It succeeds the Adafruit Feather M0 RFM96 as the team’s primary ground station receiver.
Read more about the Feather Duo, MIDAS and the surrounding avionics systems in the MIDAS MK2 Report.
Schematics
Printable PDF schematics and layouts for the Feather Duo can be found in the PDFs and images folders.
Photos
Parts
66| Qty | Value | Footprint | References |
|---|---|---|---|
| 9 | 47nF | Capacitor_SMD:C_0603_1608Metric | C115, C117, C118, C120, C121, C122, C123, C124, C125 |
| 5 | 470 | Resistor_SMD:R_0603_1608Metric | R105, R106, R107, R108, R110 |
| 4 | MountingHole | MountingHole:MountingHole_3.2mm_M3_Pad_Via | H101, H102, H103, H104 |
| 3 | 1uF | Capacitor_SMD:C_0603_1608Metric | C1, C2, C127 |
| 3 | 5.1pF | Capacitor_SMD:C_0603_1608Metric | C110, C111, C113 |
| 2 | 10nF | Capacitor_SMD:C_0603_1608Metric | C103, C119 |
| 2 | 10pF | Capacitor_SMD:C_0603_1608Metric | C108, C109 |
| 2 | 15nH | Inductor_SMD:L_0603_1608Metric | L103, L106 |
| 2 | 27nH | Inductor_SMD:L_0603_1608Metric | L104, L105 |
| 2 | 5.1k | Resistor_SMD:R_0603_1608Metric | R101, R102 |
| 2 | 56nH | Inductor_SMD:L_0603_1608Metric | L101, L102 |
| 2 | LED_RED | LED_SMD:LED_0603_1608Metric | D101, D105 |
| 1 | 1.8nF | Capacitor_SMD:C_0603_1608Metric | C112 |
| 1 | 100nF | Capacitor_SMD:C_0603_1608Metric | C102 |
| 1 | 100pF | Capacitor_SMD:C_0603_1608Metric | C105 |
| 1 | 18 | Resistor_SMD:R_0603_1608Metric | R103 |
| 1 | 2.2pF | Capacitor_SMD:C_0603_1608Metric | C107 |
| 1 | 20k | Resistor_SMD:R_0603_1608Metric | R109 |
| 1 | 220nF | Capacitor_SMD:C_0603_1608Metric | C116 |
| 1 | 22nH | Inductor_SMD:L_0603_1608Metric | L108 |
| 1 | 22uF | Capacitor_SMD:C_0603_1608Metric | C101 |
| 1 | 39pF | Capacitor_SMD:C_0603_1608Metric | C106 |
| 1 | 43nH | Inductor_SMD:L_0603_1608Metric | L107 |
| 1 | 56k | Resistor_SMD:R_0603_1608Metric | R104 |
| 1 | 56pF | Capacitor_SMD:C_0603_1608Metric | C104 |
| 1 | 6.2pF | Capacitor_SMD:C_0603_1608Metric | C114 |
| 1 | CC1120 | Package_DFN_QFN:VQFN-32-1EP_5x5mm_P0.5mm_EP3.5x3.5mm_ThermalVias | U103 |
| 1 | Conn_01x02 | Connector_JST:JST_PH_B2B-PH-K_1x02_P2.00mm_Vertical | J103 |
| 1 | Conn_01x03 | Connector_JST:JST_PH_B3B-PH-K_1x03_P2.00mm_Vertical | J101 |
| 1 | Conn_Coaxial | Connector_Coax:SMA_Molex_73251-2120_EdgeMount_Horizontal | J104 |
| 1 | ECMF02-2AMX6 | Package_DFN_QFN:ST_UQFN-6L_1.5x1.7mm_P0.5mm | U102 |
| 1 | ESP32-S3-MINI-1U | RF_Module:ESP32-S2-MINI-1U | U101 |
| 1 | LED_BLUE | LED_SMD:LED_0603_1608Metric | D102 |
| 1 | LED_GREEN | LED_SMD:LED_0603_1608Metric | D103 |
| 1 | LED_ORANGE | LED_SMD:LED_0603_1608Metric | D104 |
| 1 | LOGO | Logos_ISS:ISS_LOGO_even more extreme small | G*** |
| 1 | LOGO | memes:Grainger_small | G*** |
| 1 | NDK NX3225SA | Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm | Y1 |
| 1 | TPS746-Q1 | Package_SON:WSON-6-1EP_2x2mm_P0.65mm_EP1x1.6mm | U104 |
| 1 | USB4105-GF-A | Connector_USB:USB_C_Receptacle_GCT_USB4105-xx-A_16P_TopMnt_Horizontal | J102 |
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Questions
How big is the TeleDecoder revB PCB?
It measures 40 × 40 mm and has 4 copper layers, 1.61 mm thick.
What parts does the TeleDecoder revB use?
66 parts, built around the ESP32-S3-MINI-1U-N8, CC1120, ECMF02-2AMX6 and USB4105-GF-A. 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.
Where can I download the TeleDecoder revB KiCad files?
From the ISSUIUC/ISS-PCB repository on GitHub, at the commit this page was made from: the board is boards/TeleDecoder/TeleDecoder-revB/TeleDecoder-revB.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the TeleDecoder revB design in my own project?
Its repository states no licence, so its author keeps all rights: ask ISSUIUC before reusing the design.