Rocket Crystal Radio circuit | Next Electronics

The Ambient Power Module (APM) is a straightforward electronic circuit that, when connected to an antenna and an earth ground, can deliver a low voltage output of up to several milliwatts. An optimal setup involves a long wire antenna approximately...

mk484 am radio circuit design project

The MK484 AM radio circuit offers a comprehensive solution featuring an RF amplifier, detection, and an automatic gain control (AGC) circuit. It requires only a few external components to achieve high-quality AM tuning. The circuit has an input impedance of...

Parts and schematic for an AM radio transmitter

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AM Radio Receiver Circuit Using TDA 1072AT IC

The TDA1072AT is a specialized integrated circuit designed for AM radio receivers, produced by Philips Semiconductors. This IC is intended for use in both mains-fed home receivers and car radios. It features a voltage-controlled oscillator that delivers signals with exceptionally...

Antenna Combiner

The Antenna Combiner (A3021) is an active combiner designed to accommodate four 50-ohm coaxial antenna connections. It combines the signals from these four inputs, resulting in a net gain of approximately +11 dB. The A3021 is specifically intended for use...

The Omega passive receiver

The concept of the passive receiver dates back over a century. The earliest known type of receiver capable of detecting radio energy is the coherer, which was invented by Edouard Branly. This primitive radio signal detector, used in the late...

am radio receiver with mk484

This schematic illustrates a high-quality AM radio receiver circuit centered around the MK484 AM radio integrated circuit (IC). The MK484 is known for its high sensitivity and superior performance, featuring only three leads and housed in a TO-92 package. It...

National Radio Institute (NRI) AM radio kit

This National Radio Institute radio kit covers the AM broadcast band from 550 to 1700 KHz. The set was designed to be constructed as part of a radio course taught through NRI. Unlike some other correspondence course kits, it utilizes...

Q- Multiplying Loop Antenna

This circuit is designed to be used in conjunction with the standard 4 foot square loop used in MW for long distance reception. The described circuit is intended for use with a standard 4-foot square loop antenna, optimized for medium wave...