50 watts transistor amplifier circuit

Transistor regulator circuit can adjustable output voltage

This circuit maintains a constant voltage, with an adjustable output voltage. It serves to reduce the input voltage while keeping the voltage constant. The amplifier model used is the Q1 2N3904 in a common-emitter configuration. This configuration allows the voltage...

Two-Transistor Sine-Wave Oscillator

This oscillator employs two transistors and operates the crystal in its fundamental mode. Capacitors CT and C2 should be approximately 2,700 pF for 1 MHz, 680 pF for 5 MHz, and 330 pF for 10 MHz. A capacitance of 150...

Audio-oscillator

The circuit's frequency of oscillation is given by the formula: f = 2.8 / [C1 x (R1 + R2)]. By adjusting the potentiometer R2, the output frequency can be varied from 60 Hz to 20 kHz. A portion of the...

Transistor Testers

This simple circuit is designed to test transistors in a circuit, capable of measuring down to 40 ohms across the collector-base or base-emitter junctions. It is also suitable for checking output power transistors in amplifier circuits. The operation of the...

Single Transistor Audio Mixer Circuit

This single transistor audio mixer is utilized in an amplifier circuit design featuring a base-driven transistor, with its emitter being current-controlled. This audio mixer circuit employs a single transistor to facilitate the mixing of audio signals. The transistor operates in a...

2 Transistors Mini MW Transmitter

This is a Mini MW (Medium Wave) Transmitter circuit. This circuit consists of a combination of transistors SA103 and SA101. These transistors are used as oscillators. The Mini MW Transmitter circuit is designed to operate in the medium wave band, typically...

Darlington Transistor Pair Logic Probe

Ideally, any testing equipment will not draw any current from the device under test. This ideal condition can be approximated by designing a testing device. To achieve the ideal condition where testing equipment does not draw current from the device under...

MS6714 4 Stereo Inputs And 1 Stereo Output Volume Tone Balance Loudness And Selectable Input Gain

The MSK4204RH is a radiation-hardened complete H-Bridge microcircuit designed for use in DC brushed motor control applications or Class D switch-mode amplification in space or other harsh operating environments. The internal components have been selected to withstand a total dose...

kode kunci satu transistor

This is the simplest electronic code lock circuit that can be constructed. The circuit utilizes one transistor, a relay, and a few passive components. Its simplicity does not compromise performance, as the circuit operates effectively. Essentially, it functions as a...