Riaa preamp
About the Riaa preamp PCB
Riaa preamp is an open source PCB design by sjm42, published on GitHub under the Apache-2.0 license. It is a 4-layer board measuring 95.6 × 55.6 mm, with 74 components from 23 distinct parts.
Other key parts include the TLE2426XD, L78L08_SOT89, L79L08_SOT89 and OPA1612AXD. By type, the board carries 12 capacitors, 8 resistors, 6 ICs, 3 diodes, 2 inductors and 1 connector.
From the project
Various electronics projects
Main components on the Riaa preamp
Riaa preamp bill of materials (BOM)
74 components, 23 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TLE2426XD TLE2426xD | SOIC-8_3.9x4.9mm_P1.27mm | U1 |
| 1 | L78L08_SOT89 | SOT-89-3 | U2 |
| 1 | L79L08_SOT89 | SOT-89-3 | U3 |
| 3 | OPA1612AXD OPA1612AxD | SOIC-8_3.9x4.9mm_P1.27mm | U4, U5, U6 |
| 1 | Barrel_Jack_Switch | BarrelJack_Horizontal | J1 |
| 4 | 220NF 220nF | CAP_ECHUX_D4_PAN-L | CL4, CL6, CR4, CR6 |
| 2 | 10NF 10nF | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | CL5, CR5 |
| 4 | 970 | 970_KEY | JL2, JL3, JR2, JR3 |
| 10 | 332 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | RL1, RL7, RL11, RL12, RL16, RR1, RR7, RR11 +2 |
| 4 | 47.5K 47.5k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | RL2, RL13, RR2, RR13 |
| 6 | 1.3K 1.3k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | RL3, RL8, RL14, RR3, RR8, RR14 |
| 8 | 13K 13k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | RL4, RL5, RL9, RL15, RR4, RR5, RR9, RR15 |
| 2 | 1.43K 1.43k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | RL6, RR6 |
| 2 | 8.45K 8.45k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | RL10, RR10 |
| 1 | SS310 | D_SMA | D1 |
| 2 | LED | LED_1206_3216Metric_Pad1.42x1.75mm_HandSolder | D2, D3 |
| 2 | L | L_7.3x7.3_H4.5 | L1, L2 |
| 2 | 22µF | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C1, C2 |
| 2 | 1µF | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C3, C4 |
| 7 | 10µF | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C5, C6, C7, C8, C9, C10, C11 |
Show 3 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 470µF 35V | CP_Radial_D10.0mm_P5.00mm_P7.50mm | C12 |
| 2 | 3.3K 3.3k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1, R2 |
| 6 | 47 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R17, R18, R19, R20, R21, R22 |
Riaa preamp design files
The KiCad project lives in the sjm42/electronics repository on GitHub; these links point at the commit this page was built from.
Riaa preamp: common questions
How big is the Riaa preamp PCB?
The Riaa preamp measures 95.6 × 55.6 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Riaa preamp?
74 components, from 23 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 Riaa preamp design files?
From the sjm42/electronics 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 Riaa preamp design in my own project?
Yes, under the terms of its Apache-2.0 license, which sjm42 chose for the repository.
