Amplifier Circuits - Variable Gain free electronic circuits

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Amplifier Circuits: Variable Gain, Page 1
Variable Gain Amplifiers: #'s - A B - F G - O P - Z
Amplifier -- Main Page
Last Updated on: Monday, October 03, 2011 06:07 PM

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

1A Variable Regulated Power Supply - A 'must-have' for the experimenter. (electronic design 05/09) [from Peter Parker's website]

2.x GHz WiMAX Direct Conversion Transmitter - AN-826 Analog Devices Application Notes (app note added 2/06)

4-20 mA Digital-to-Process Current Transmitter - AN-21 Analog Devices Application Notes (app note added 2/06) Describes a 3 I.C. Digital to 4-20 mA Current Output Circuit (DAC08, REF01 and OP221)

A 2.x GHz WiMAX Direct Conversion Transmitter - AN-826 Analog Devices Application Notes (app note added 2/06)

A Collection of Amp Applications - AN-106 Analog Devices Application Notes (app note added 2/06) Examines Some of Numerous and Widely Used Applications of Operational Amplifier

A Digitally Programmable Gain & Attenuation Amplifier Design - AN-137 Analog Devices App Notes (app note added 2/06)

A User's Guide to I.C. Instrumentation Amplifiers - AN-244 Analog Devices Application Notes (app note added 2/06)

AB-109: High Speed Precision Rectifier - AB-109 Analog Devices Application Notes (app note added 2/06) The low offsets and excellent load driving capability of OP-27 are key advantages in this precision rectifier circuit.

AB-113: Precision Ramp Generator - AB-113 Analog Devices App Notes (app note added 2/06)

AB-3: Digital Nulling of Precision Op Amps - AB-3 Analog Devices Application Notes (app note added 2/06)

Accurately Testing Op Amp Settling Times - AN-256 Analog Devices Application Notes (app note added 2/06)

An IC Amplifier User’s Guide to Decoupling, Grounding, & Making Things Go Right for a Change - AN-202 Analog Devices Application Notes (app note added 2/06)

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Variable Gain Amplifiers: #'s - A B - F G - O P - Z