Amplifier Circuits: RF (Radio Frequency)


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Amplifier Circuits: RF (Radio Frequency)
Last Updated on: Monday, April 28, 2008 03:04 PM

Amplifier -- Main Page

Circuits Designed by Dave Johnson, P.E. :

CMOS Logic Inverter Amplifier Characteristics
This chart shows some of the measured characteristics of three different unbuffered CMOS logic gates, used as voltage amplifiers. (added 12/04)

Links to electronic circuits, electronic schematics, designs for engineers, hobbyists, students & inventors:

1 Watt 2.3 GHz RF Amplifier using a MRF2001: (circuit / schematic design added 6/06)
1 Watt Universal Class 'C' RF Amplifier: (electronic circuit added 11/05)
100kHz to1GHz RF Power Detector: Linear Technology LTC5507) (app note added 02/05)
500w HF Linear Amplifier: (electronic circuit added 7/03)
500W, Class E 27.12 MHz Amplifier Using A Single Plastic MOSFET: Application Note Microsemi-formerly Advanced Power Technology APT9903 ( app note added 2/07)
60 Watt RF Amplifier: Solid state RF power amplifier using IRF840. Simple and easy to construct. IRF840 can handle a maximum power output of 125 Watts. (added 9/04).
A 300W MOSFET Linear Amplifier for 50 MHz: Application Note Microsemi-formerly Advanced Power Technology APT9802 ( app note added 2/07)
A 50 Mhz, 250w Amplifier Using Push-Pull Arf448a/B: Application Note Microsemi-formerly Advanced Power Technology APT9702A ( app note added 2/07)
A High-Efficiency 400 Watt 13.56 MHz RF Power Amplifier: Application Note Microsemi formerly Advanced Power APT9501(added 1/07)
A Push-Pull 300-watt Amplifier for 81.36 MHz: Application Note Microsemi-formerly Advanced Power Technology APT9801 (app note added 1/07)
A Simple Method to Reduce DC Power Consumption in CDMA RF Power Amplifiers Through the LMV225 and an Efficient Switcher: National Semiconductor Application Note (app note added 6/06)
AN-1438: A Simple Method to Reduce DC Power Consumption in CDMA RF Power Amplifiers Through the LMV225 and an Efficient Switcher: National Semiconductor Application Note (app note added 6/06)
AN-543: High Quality, All-Digital RF Frequency Modulation Generation with the ADSP-2181 and the AD9850 DDS : AN-543-Analog Device Application Notes (app note added 6/06)
AN-60-008 Operating precautions for RF Amplifiers: Application Note MiniCircuits.com (app note added 6/06)
AN-888: RFI Suppression Techniques in DP83950A (RIC) Based Systems: National Semiconductor Application Note (app note added 2/06)
Broadcast-Band RF Amplifier: (circuit added 9/04)
Capabilities Of Low-Cost High Voltage RF Power MOSFETs At Hf and Vhf: Application Note Microsemi-formerly Advanced Power Technology APTB981 ( app note added 2/07)
Controlling TDMA Timeslot Power Levels using the Esg-D Series, RF Signal Generators: Aligent App Note (added 2/06)
Determining Maximum RF Output Power Rating: Application Note Microsemi-formerly Advanced Power Technology APT0401 ( app note added 2/07)
First Demonstration of 4H-SiC RF Bipolar Junction Transistors on a Semi-insulating Substrate with fT/fMAX of 7/5.2 GHz Semi-insulating Substrate with fT/fMAX of 7/5.2 GHz : Application Note Microsemi MTTS05 (added 2/07)
General Purpose Power Supply: National Semiconductor Application Note (app note added 6/06)
General Purpose RF Amplifier: (circuit / schematic design added 6/06)
Generic VHF Power Amplifier: (electronic circuit added 7/03)
High Quality, All-Digital RF Frequency Modulation Generation with the ADSP-2181 and the AD9850 DDS: AN-543-Analog Device Application Notes (app note added 6/06)
High Voltage, High Efficiency MOSFET RF Amplifiers: Application Note Microsemi-formerly Advanced Power Technology APT0001 ( app note added 2/07)
Low Cost 1000 Watt 300 Volt RF Power Amplifier for 27.12MHz: Application Note Microsemi-formerly Advanced Power Technology APT9701 ( app note added 2/07)
MOSFET Linear Amplifier for 50 MHz: Application Note Microsemi-formerly Advanced Power Technology APT9802 ( app note added 1/07)
One Watt 2.3 GHz RF Amplifier using a MRF2001: (circuit / schematic design added 6/06)
Operating precautions for RF Amplifiers AN-60-008: Application Note MiniCircuits.com (app note added 6/06)

RF Amplifier for Ferrite Bar Antennas: (circuit / schematic design added 6/06)
RF Frequency Linear Tuning Varactors: MicroNote 705 from Microsem (app note added 6/06)
RFI Suppression Techniques in DP83950A (RIC) Based Systems: National Semiconductor Application Note (app note added 2/06)
Simple and Inexpensive High-Efficiency Power Amplifier Using New Apt MOSFETs: Application Note Microsemi-formerly Advanced Power Technology APT9403 ( app note added 2/07)
UHF TV PreAmplifier: (schematic added 9/02)