EFNMR transmit amp board
About the EFNMR transmit amp board
EFNMR transmit amp board is an open source PCB design by marekpechal, published on GitHub. It is a 2-layer board measuring 42 × 51 mm, with 29 components from 15 distinct parts.
Other key parts include the TL071, TL331 and SFH617A-3X017T. By type, the board carries 11 resistors, 10 capacitors, 3 ICs, 3 connectors and 1 relay.
Main components on the EFNMR transmit amp board
EFNMR transmit amp board bill of materials (BOM)
29 components, 15 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TL071 | SOIC-8_3.9x4.9mm_P1.27mm | U1 |
| 1 | TL331 TL071 | SOIC-8_3.9x4.9mm_P1.27mm | U2 |
| 1 | SFH617A-3X017T TL071 | SOIC-8_3.9x4.9mm_P1.27mm | U3 |
| 1 | CONN_01X02 Conn_01x03_Pin | PinHeader_1x03_P2.54mm_Vertical | J1 |
| 2 | CONN_01X06_SOCKET Conn_01x03_Pin | PinHeader_1x03_P2.54mm_Vertical | J2, J3 |
| 1 | ~ | IC4_HE3351A0500_LTF | K1 |
| 1 | R_Potentiometer_Trim | Potentiometer_Kyocera_AVX_601040 | RV1 |
| 2 | 1nF | C_0805_2012Metric | C1, C2 |
| 6 | 100nF | C_0805_2012Metric | C3, C4, C5, C6, C7, C8 |
| 2 | 1uF | C_1206_3216Metric | C9, C10 |
| 3 | 47k | R_0805_2012Metric | R1, R2, R3 |
| 1 | 12k | R_0805_2012Metric | R4 |
| 4 | 2k | R_0805_2012Metric | R5, R6, R7, R8 |
| 2 | 10k | R_0805_2012Metric | R9, R10 |
| 1 | 1k | R_0805_2012Metric | R11 |
EFNMR transmit amp board design files
The KiCad project lives in the marekpechal/projects-efnmr repository on GitHub; these links point at the commit this page was built from.
EFNMR transmit amp board: common questions
How big is the EFNMR transmit amp board?
The EFNMR transmit amp board measures 42 × 51 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the EFNMR transmit amp board?
29 components, from 15 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 EFNMR transmit amp board design files?
From the marekpechal/projects-efnmr 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 EFNMR transmit amp board design in my own project?
The repository has no license, so all rights stay with marekpechal. Use it as a reference, and ask the author before reusing the design.
