Radio usb interface
About the Radio usb interface PCB
Radio usb interface is an open source PCB design by SP8EBC, published on GitHub. It is a 2-layer board measuring 127 × 90 mm, with 200 components from 87 distinct parts.
Other key parts include the L7805, 24LC04, APX809S-29SA-7, AP22814AW5-7 and USB2514B-AEZC. By type, the board carries 72 resistors, 63 capacitors, 20 ICs, 12 diodes, 10 connectors and 8 switches.
It belongs with the audio and rf & radio designs in this gallery.
From the project
USB <--> Land Mobile Radio interace with full ground isolation on 2way audio and PTT control
Main components on the Radio usb interface
Radio usb interface bill of materials (BOM)
200 components, 87 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | L7805 | TO-220-3_Horizontal_TabDown | U1 |
| 1 | 24LC04 | DIP-8_W7.62mm | U2 |
| 1 | APX809S-29SA-7 APX809_810-xxSA DIODES INCORPORATED | SOT-23_Handsoldering | U3 |
| 2 | AP22814AW5-7 AP22814AW5 DIODES INCORPORATED | SOT-23-5 | U4, U5 |
| 1 | USB2514B-AEZC MICROCHIP TECHNOLOGY | QFN-36-1EP_6x6mm_P0.5mm_EP3.7x3.7mm | U6 |
| 1 | LM1117-3.3 | TO-252-2 | U7 |
| 1 | TBA 1-0511 | Converter_DCDC_Murata_CRE1xxxxxx3C_THT | U8 |
| 1 | 4069 | TSSOP-14_4.4x5mm_P0.65mm | U9 |
| 1 | AP2171WG-7 AP2171W DIODES INCORPORATED | SOT-23-5 | U10 |
| 1 | MAX3232 | TSSOP-16_4.4x5mm_P0.65mm | U13 |
| 1 | AT93C46D | DIP-8_W7.62mm | U14 |
| 1 | PCM2900CDB TEXAS INSTRUMENTS | SSOP-28_5.3x10.2mm_P0.65mm | U15 |
| 1 | 74AHCT1G04 | SOT-23-5_HandSoldering | U16 |
| 1 | FT2232HL FTDI | LQFP-64_10x10mm_P0.5mm | U17 |
| 3 | PC817 | SMDIP-4_W7.62mm | U18, U20, U21 |
| 2 | CRIYCHLEY9000 | NORMAL | U19, U22 |
| 4 | BC846C-AQ BC846C DIOTEC SEMICONDUCTOR | SOT-23 | Q1, Q2, Q3, Q4 |
| 1 | BC856B-AQ BC856 DIOTEC SEMICONDUCTOR | SOT-23 | Q5 |
| 1 | MAB5SH | MAB5SH | X1 |
| 1 | LFXTAL032817BULK 24MHz IQD | Crystal_SMD_Abracon_ABM8G-4Pin_3.2x2.5mm | Y1 |
Show 67 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 12MHz TXC | Crystal_SMD_Abracon_ABM8G-4Pin_3.2x2.5mm | Y2, Y3 |
| 1 | Barrel_Jack | BarrelJack_GCT_DCJ200-10-A_Horizontal | J1 |
| 1 | miniUSB | USB_B_Lumberg_2411_02_Horizontal | J2 |
| 1 | 15EDGRC-3.5-03P-14 | PhoenixContact_MC_1,5_3-G-3.5_1x03_P3.50mm_Horizontal | J3 |
| 1 | EEP_EN | PinHeader_2x02_P2.54mm_Vertical | J5 |
| 1 | Mini-DIN-6 | Mini-DIN_Female_TM0508A | J6 |
| 1 | EDAC 690-008-221-904 | USB_A_Wuerth_61400826021_Horizontal_Stacked | J7 |
| 2 | Conn_Coaxial | rca_cliff_F68371 | J9, J10 |
| 2 | ACJS-MHDRM | Jack_6.35mm_ACJS-MHDRM | J11, J12 |
| 1 | SW_Push_DPDT | Alps_SSSS222700 | SW1 |
| 2 | SW_SPDT | Alps_SSSS213000 | SW2, SW7 |
| 1 | SW_SPDT | TL3XWO | SW3 |
| 2 | A6H-4101 | SW_DIP_SPSTx04_Slide_Copal_CHS-04B_W7.62mm_P1.27mm | SW4, SW5 |
| 1 | SW_DPDT_x2 | Alps_SSSS222700 | SW6 |
| 1 | SW_SPDT | Ninigi_MSS-2235S | SW8 |
| 1 | KPT-2012CGCK LED_ACTIVE KINGBRIGHT ELECTRONIC | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D1 |
| 1 | B130-13-F | D_SMA | D4 |
| 1 | DNP | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D5 |
| 1 | LED_HS | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D6 |
| 1 | 1N4148W-AQ 1N4148W DIOTEC SEMICONDUCTOR | D_SOD-123 | D7 |
| 1 | 1882.2781 | LED_MENTOR_1882 | D12 |
| 2 | KPT-2012SURC LED KINGBRIGHT ELECTRONIC | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D15, D16 |
| 4 | RB751V40T1G ONSEMI | D_SOD-323_HandSoldering | D17, D18, D19, D20 |
| 3 | NL05KTC1R0 1u Viking | L_0805_2012Metric_Pad1.15x1.40mm_HandSolder | L1, L4, L6 |
| 3 | NLV10MTC4R7 4u7 Viking | L_1210_3225Metric_Pad1.42x2.65mm_HandSolder | L2, L3, L5 |
| 18 | 08051C104KAT2A 100n KYOCERA AVX | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1, C4, C7, C10, C12, C14, C17, C21 +10 |
| 6 | 08055A180FAT2A 18p KYOCERA AVX | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C2, C5, C30, C31, C51, C52 |
| 1 | 10u | CP_EIA-6032-28_Kemet-C_Pad2.25x2.35mm_HandSolder | C3 |
| 6 | 0805YC105KAT2A 1u KYOCERA AVX | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C6, C9, C27, C43, C45, C46 |
| 12 | TPSA106K010R0900 10u KYOCERA AVX | CP_EIA-3216-18_Kemet-A_Pad1.58x1.35mm_HandSolder | C8, C11, C13, C37, C38, C48, C49, C50 +4 |
| 1 | 100u | CP_Radial_D5.0mm_P2.50mm | C15 |
| 5 | 22u | CP_EIA-3216-18_Kemet-A_Pad1.58x1.35mm_HandSolder | C16, C18, C20, C23, C42 |
| 1 | 100u | CP_EIA-3528-21_Kemet-B_Pad1.50x2.35mm_HandSolder | C19 |
| 4 | 06033G104ZAT2A 100n KYOCERA AVX | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C24, C29, C32, C33 |
| 1 | 0805ZD335KAT2A 3u3 KYOCERA AVX | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C28 |
| 1 | 470u | CP_Radial_D8.0mm_P3.50mm | C40 |
| 2 | 08051C223KAT2A 22n KYOCERA AVX | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C55, C57 |
| 2 | 0805YC475KAT2A 4u7 KYOCERA AVX | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C58, C59 |
| 1 | 10u | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C62 |
| 2 | 220u | CP_Radial_D6.3mm_P2.50mm | C63, C64 |
| 1 | ERJ6ENF1003V DNP PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1 |
| 4 | ERJ6GEYJ621V 620 PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2, R5, R57, R59 |
| 1 | ERJ6GEYJ621V DNP PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R3 |
| 6 | ERJ6ENF1003V 100k PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R4, R6, R8, R13, R14, R15 |
| 1 | ERJ6ENF1002V DNP PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R7 |
| 1 | ERJ6ENF4701V 4k7 PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R9 |
| 2 | ERJ6ENF1202V 12k PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R10, R44 |
| 6 | ERJ3EKF22R0V 22 PANASONIC | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R11, R12, R42, R43, R46, R48 |
| 13 | ERJ6ENF1002V 10k PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R16, R18, R19, R23, R38, R39, R49, R51 +5 |
| 2 | ERJ3EKF1002V 10k PANASONIC | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R17, R78 |
| 1 | 0R68 | R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R20 |
| 4 | ERJ3EKF33R0V 33 PANASONIC | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R22, R24, R26, R30 |
| 6 | ERA6AEB681V 680 PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R27, R28, R32, R33, R79, R80 |
| 7 | ERJ6ENF2201V 2k2 PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R29, R31, R40, R41, R50, R56, R63 |
| 1 | R_Small | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R34 |
| 3 | ERJ3EKF6200V 620 PANASONIC | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R35, R36, R37 |
| 1 | ERA6AEB152V 1k5 PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R45 |
| 1 | ERJ6ENF1001V 1k PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R47 |
| 1 | ERJP06J2R2V 2R2 PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R53 |
| 1 | ERJ6GEY0R00V 0 PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R54 |
| 1 | ERJ6ENF1004V 1M PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R55 |
| 2 | 0805S8F160JT5E 16R ROYAL OHM | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R58, R60 |
| 2 | ERJ6ENF3300V 330 PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R65, R66 |
| 1 | ERJ3GEY0R00V 0 PANASONIC | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R69 |
| 1 | DNP | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R70 |
| 1 | ERJ6ENF2202V 22k PANASONIC | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R81 |
| 1 | 10k | R_Array_SIP5 | RN1 |
Radio usb interface design files
The KiCad project lives in the SP8EBC/radio-usb-interface repository on GitHub; these links point at the commit this page was built from.
Radio usb interface: common questions
How big is the Radio usb interface PCB?
The Radio usb interface measures 127 × 90 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Radio usb interface?
200 components, from 87 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 Radio usb interface design files?
From the SP8EBC/radio-usb-interface 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 Radio usb interface design in my own project?
The repository has no license, so all rights stay with SP8EBC. Use it as a reference, and ask the author before reusing the design.
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