| No | Part number | Description ( Function ) | Manufacturers | |
| 4 | BF194 | TRANZYSTORY |
 ETC |
|
| 3 | BF194 | (BF194 / BF195) NPN Transistor File No. Rev. No. : 2049 :A DEVICE SPECIFICATION Page No. TYPE POLARITY APPLICATION PACKAGE : BF194/BF195 : NPN : IF/RF Transistor : TO - 92 C E : 1 of 2 ABSOLUTE MAXIMUM RATINGS: CHARACTERISTIC Collector - Base Voltage Collector - Emitter Voltage Emitter - Base Voltage Total Power Dissipation @ TA = 25°C Collector Current Junction Temperature Storage |
 Value |
|
| 2 | BF194A | (BF1xx) TV / Video Devices
|
 Semiconductors |
|
| 1 | BF194B | (BF1xx) TV / Video Devices
|
Semiconductors |
|
[1]
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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