| Component | Attributes | Description |
|---|---|---|
| Fairchild Semiconductor MMBT3904 | NPN General Purpose Amplifier | |
| Fairchild 2N3904BU | NPN General Purpose Amplifier | |
| Fairchild Semiconductor 2N3904 | NPN General Purpose Amplifier | |
| JCST MMBT3904 | NPN General Purpose Amplifier | |
| BI Technologies P160KN2-0EC15B1MEG | Potentiometer, rotary, 1M ohm | |
| National Semiconductor LM386 | Low Voltage Audio Power Amplifier LM386 | |
| Fairchild Semiconductor LM324N | Operational Amplifier (Op-Amp) IC | |
| Bourns 3310C-001-104L | 100K Linear 1 Turn Potentiometer | |
| Fairchild 2N3904BU | 2N3904BU NPN General Purpose Amplifier | |
| ON Semiconductor P2N2222AG | P2N2222AG NPN Amplifier Transistor | |
| Texas Instruments INA217 | INA217 - Low Noise, Low Distortion Instrumentation Amplifier (DIP-8) | |
| National Semiconductor LM386N-3 | Low Voltage Audio Power Amplifier LM386 | |
| Fairchild MMBT3906 | PNP General Purpose Amplifier | |
| NJR/JRC NJM2073D | Dual Low-Voltage Power Amplifier | |
| Microchip MCP4251-103E/P | 8-Bit Dual SPI Digital POT with Volatile Memory | |
| BI Technologies P160KN-0QD15B10K | Single Turn Potentiometer 10k Ohms | |
| STMicroelectronics STA540 | 2/4 Channel amplifier STA540 | |
| STMicroelectronics LM358N | Low power dual operational amplifier | |
| BI Technologies P160KN2-0EC15B1MEG | Potentiometer, rotary, 1M ohm | |
| VR015 Potentiometer | Skeleton Rotary Potentiometer (Small) |