Monday Kids Voltage-Divider Bias Transistor Amplifier Circuit Kit - Single Transistor DIY Soldering Practice

This product is a Voltage-Divider Bias Transistor Amplifier Circuit Kit, suitable for electronic skills training and DIY soldering projects. The kit includes all necessary electronic components and circuit board, allowing users to assemble and solder a complete transistor amplifier circuit. It is ideal for students for electronic skills training and for electronic enthusiasts for DIY projects.

Product Parameters:

Power Supply Voltage: 6~12V (DC Power)
Board Size: 62 x 47mm
Model: TJ-56-9
Function Explanation: This circuit employs a voltage-divider bias and emitter follower small signal amplifier design. It uses R1 and R2 to fix the base voltage and R4 as the emitter resistor to achieve constant current amplification, causing corresponding changes in the base current and determining the static operating point. In the circuit:

Q is the transistor, R1 and R2 are the upper and lower bias resistors. The power supply voltage is divided and provides bias to the base.
R3 is the collector resistor, R4 is the emitter resistor, C3 is the coupling capacitor, and C2 is the bypass capacitor used to eliminate the AC component of low-frequency signals.
Product Features:

High Sensitivity: Uses voltage-divider bias and emitter follower design to ensure circuit stability and sensitivity.
Easy Assembly: Simple circuit board design for easy assembly and soldering.
Multi-functional Application: The completed amplifier circuit can be used in various scenarios such as audio amplification and signal processing.

Combination of Education and Entertainment: Through hands-on creation, students can learn electronic knowledge in practice, increasing their interest in learning.
Easy Assembly: Detailed manual and high-quality components make the assembly process simple and easy to understand.

Usage Instructions:

Preparation: Gather soldering tools (soldering iron, solder wire, etc.) and power supply.
Assemble Circuit: Follow the manual to solder the electronic components onto the circuit board.
Connect Power: Connect the circuit board to a 6~12V DC power supply.
Test Function: Test the amplifier circuit's functionality by inputting a signal to ensure it works properly.
Circuit Diagram: A detailed circuit diagram is provided with the kit. Users can follow the circuit diagram to assemble and solder, ensuring the accuracy of the circuit.

Purchase Information:

Applicable Range: The kit is suitable for students’ electronic skills training and electronic enthusiasts’ DIY projects.