VARICAP TUNED FET DIP METER WITH 1 kHz MODULATION
No description available.
Related Circuits
Measures the temperature using the DS18B20 temperature sensor, displays the reading on a 2x16 character LCD, sends the data to a serial terminal, and checks the temperature against predefined limits. The output is set high if the temperature is...
An electret microphone feeds an audio amplifier/rectifier combination. The amplifier has switchable gain. The rectifier output drives an LM3914 bar-graph generator. R14 provides fine gain control. The circuit begins with an electret microphone, which serves as the primary audio input...
Amplitude modulation (AM) is a technique used in electronic communication, primarily for transmitting information via a radio carrier wave. AM operates by varying the strength of the transmitted signal in relation to the information being conveyed. For instance, changes...
This gated 1-kHz oscillator provides a press-to-turn-on functionality, with waveforms available at the output of pin 3 and across capacitor CI. The gated 1-kHz oscillator circuit is designed to produce a square wave output that can be activated by a...
A simple electronic multimeter offers an affordable alternative for hobbyists deterred by the high cost of conventional multimeters. This device is designed to measure three ranges: (i) 0-15V, (ii) 0-15mA, and (iii) 0-150mA, with the possibility of extending the...
The electronic multimeter is a versatile general-purpose instrument capable of measuring both DC and AC voltages, as well as current and resistance. This solid-state device typically includes a built-in power supply for operation on AC mains and often features...