looking red laser diode circuit

The amplifier circuit utilizes the STK integrated circuit, similar to a previous design. This circuit features two inputs and two outputs, commonly known as a stereo amplifier. It is a power amplifier rated at 2 x 18 Watts with...

This field strength meter consists of a tuned crystal detector that generates a DC output voltage from a transmitted signal. The DC voltage is utilized to modulate the frequency of a transmitter with a power output of 100 mW,...

The installation of an electrical outlet in the refrigerator work light serves to enhance visibility of the refrigerator's interior while also improving the aesthetic appeal of the socket. The circuit is illustrated. Additionally, the circuit utilizes the secondary induced...

This 49-MHz FM transmitter comprises an audio amplifier, a low-pass filter, three RF stages, and a regulated DC power supply. The output power is approximately 16 mW into a 50-ohm load. This transmitter is suitable for various 49-MHz applications,...

When running large-scale software or games, a computer's internal temperature can increase significantly, especially during hot summer months. Although the machine is equipped with a CPU and graphics card fan, poor hot air circulation prevents immediate removal of heat...

This circuit features bass boost compensation for a practical power amplifier. It is important to adhere to the specified parameters of the amplifier circuit elements. When switches S1 and S2 are disconnected, the bass boost function can be set...