momentary action with a wireless switch

MSP430 microcontroller and I2C-compatible slave peripheral device. Temperature measurement tasks can be accomplished in a variety of ways. The MSP430 microcontroller is a low-power, 16-bit device widely used in embedded systems, particularly for applications requiring efficient power management and precise...

A daily switching power supply primarily provides direct current (DC) power to electronic devices. The required DC voltage for electronic devices typically ranges from several volts to over ten volts, while the input voltage from the mains supply is...

This stereo FM wireless microphone serves as an excellent audio link. Testing revealed a reliable range exceeding 50 meters. It is distinct from previous wireless microphones due to its stereo capability, which delivers unexpectedly high-quality sound. The range was...

This circuit utilizes a dedicated voice integrated circuit (AI) of the SK type, which incorporates an internal bistable multivibrator and three inverting amplifiers. The 555 integrated circuit (IC) A2 is employed for delay control. The described circuit is designed to...

Transistors Q1 and Q2 control latches Q3 and Q4 to switch on the lamp. A high resistance from touching the electrode biases Q1 or Q2 on, setting or resetting the latch. In this circuit, transistors Q1 and Q2 function as...

This circuit is designed for ease of tuning. When the pulse voltage reaches 6V, all transistors operate as open switches, eliminating the risk of battery shorts. The pulse voltage source V5 can be substituted with a 555 astable circuit....