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Radio circuits electronic circuits design projects

Radio circuits electronic circuits design projects and schematics various transmitters, receivers, rf amplifiers, rf boosters and other similar radio circuits.

Varactorless high frequency modulator circuit

This electronic circuit is a very simple varactorless high frequency modulator .

Circuit Diagram: 
Varactorless high frequency modulator circuit
Electronic Circuits: 

RF2126 high efficiency amplifier for 2.45 GHz ISM

Using the RF2126 high-power, linear amplifier IC manufactured by RFMD can be designed a very simple and high efficiency amplifier for 2.45 GHz ISM applications such as WLAN and POS terminals. The part will also function as the final stage in digital PCS phone transmitters requiring linear amplification operating between 1800MHz and 2500MHz.

Circuit Diagram: 
RF2126 high efficiency amplifier for 2.45 GHz ISM
Electronic Circuits: 

TDA9887 IF-PLL demodulator circuit

Using the TDA9887 integrated circuit can be designed a very simple IF-PLL demodulator circuit with FM radio .
This TDA9887 IF-PLL demodulator circuit with FM radio circuit is very simple, requiring few external electronic parts.
TDA9887 IC and must be powered from a 5 volts DC power supply .

Circuit Diagram: 
TDA9887 IF-PLL demodulator with FM radio circuit
Electronic Circuits: 

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