| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | L-34F3C | INFRA-RED EMITTIMG DIODES T-1 (3mm) INFRA-RED EMITTING DIODES L-34F3C L-34SF4C L-34SF6C L-34SF7C L-34F3BT L-34SF4BT L-34SF6BT L-34SF7BT Features !MECHANICALLY AND SPECTRALLY MATCHED Description F3 Made with Gallium Arsenide Infrared Emitting diodes. SF4 and SF6 and SF7 Made with Gallium Aluminum Arsenide Infrared Emitting diodes. TO THE L-32P3C PHOTOTRANSISTOR. !BOTH WATER CLEAR LENS AND BLUE TRANSP |
 ETC |
|
| 1 | L-34F3C | INFRA-RED EMITTIMG DIODES T-1 (3mm) INFRA-RED EMITTING DIODES L-34F3C L-34SF4C L-34SF6C L-34SF7C L-34F3BT L-34SF4BT L-34SF6BT L-34SF7BT Features !MECHANICALLY AND SPECTRALLY MATCHED Description F3 Made with Gallium Arsenide Infrared Emitting diodes. SF4 and SF6 and SF7 Made with Gallium Aluminum Arsenide Infrared Emitting diodes. TO THE L-32P3C PHOTOTRANSISTOR. !BOTH WATER CLEAR LENS AND BLUE TRANSP |
ETC |
|
List of most widely used semiconductors
| Part Number | Function | Manufacturers | |
| 1N4007 | The 1N4007 is a rectification diode that is designed for high-voltage applications, typically up to 1000V. It has a maximum current rating of 1A and a forward voltage drop of around 0.7V. |
 Vishay |
|
| LM317 | This is a popular adjustable voltage regulator. |
 ON Semiconductor |
|
6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |
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