rf amplifier circuit | Next Electronics

This FM radio-controlled anti-theft system can be used with any device operating on a 6 to 12-volt DC power supply. The mini VHF FM transmitter is installed in the vehicle at night when it is parked in the driveway or...

DC-Coupled Audio Amplifier Circuit

This design circuit for audio amplifiers with DC coupling to the load is not commonly used today, despite its clear advantages. One advantage is the elimination of the need for a second (symmetric) power supply, and another is the improved...

Amplifier Timer

This circuit deactivates an amplifier or other devices when a low-level audio signal at its input is absent for at least 15 minutes. By pressing P1, the device is activated, supplying power to any appliance connected to SK1. The input...

Wireless alarm FM transmitter module

There are many alarm systems available, but building a custom one may be appealing. This project can be assembled using affordable components that are easily accessible. The alarm transmitter module features a delayed trigger and an automatic turn-off function, operating...

CXA2555Q Rf Amplifier For Cd Player/cd-rom

The CXG1024N is a high-power antenna switch MMIC designed to connect a transmitter/receiver (TX/RX) to one of four antennas. This integrated circuit (IC) is fabricated using Sony's GaAs J-FET process and operates with a single positive power supply. The CXG1024N is...

MINI_ATV_TRANSMITTER

This low-power NTSC video and sound transmitter is suitable for amateur radio, video handheld transceivers, remote control applications, and surveillance purposes. It features a crystal oscillator-multiplier and a power amplifier. Video modulation is achieved through a three-transistor series modulator. The...

Amplifier Timer

Turns off your amplifier when idle for 15 minutes. Fed by amplifier tape-output. This circuit turns off an amplifier or any other device when a low-level audio signal fed to its input is absent for 15 minutes at least. Pushing...

Small or Mini Audio Amplifier Circuit using TDA 7052 IC-Deliver 2 Watts

A compact audio amplifier circuit utilizing the TDA 7052 integrated circuit from Philips. This circuit is suitable for use as a pocket radio amplifier, delivering an output power of 2 watts. The TDA 7052 is a low-voltage audio amplifier designed specifically...

1 Watt Universal RF Amplifier

This is a universal 1 Watt RF class C amplifier that is ideally suited for low power FM transmitters. The input should be at least 100mW to achieve a 1W output. It is recommended to enclose the amplifier in a...