| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | PT124B-210 | Industrial Pressure Transmitter Industrial Pressure Transmitter Model：PT124B-210 （Standard） Description PT124B-210 series of pressure transmitters has been carefully designed to cover the majority of industrial applications with instruments readily available from stock. Compact design and robust construction make these instruments suitable for all application in machine construction, process control, la |
 ZHYQ |
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| 1 | PT124B-210 | Industrial Pressure Transmitter (CH) 上海朝辉压力仪器有限公司 Tel:+86-21-55531138 Fax:+86-21-55530345 Ｇ1/4 Φ3.5 ＳＷ22 Φ22.2 PT124B-210 工业用压力变送器 PT124B 工业压力变送器 PT124B-210- 格兰引线 特性 全不锈钢封装 卓越的耐腐蚀性能 小体积设计，任意位置安装 多种输出信号 可根据客户要求，进行 OEM 订做 概述 PT124B-214 系列工业用� |
ZHYQ |
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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 |
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| LM317 | This is a popular adjustable voltage regulator. |
 ON Semiconductor |
|
6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |
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