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Amplifier Circuits:  Variable Gain, Page 1
Variable Gain Amplifiers:  #'s - A      B - F      G - O      P - Z
Last Updated on: Friday, April 25, 2008 04:12 PM
Amplifier -- Main Page
Links to electronic circuits, electronic schematics, designs for engineers, hobbyists, students & inventors:

1Variable Regulated Power Supply:  (circuit / schematic design added 6/06)

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 Design and Manufacturing Guide for the Lead Frame Chip Scale Package (LFCSP):  AN-772 Analog Devices Application Notes  (app note added 2/06)

A Digitally Programmable Gain and 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-111: Single-Supply Wien Bridge Oscillator:  AB-111 Analog Devices Application Notes  (app note added 2/06) Wien Bridge Oscillators require only one op amp, important in battery-operation. This circuit operates from a single 9V battery.

AB-112: Single Resistor Controls Wien Bridge Oscillator Frequency:  AB-112 Analog Devices Application Notes  (app note added 2/06) Frequency control can be added to  conventional Wien Bridge Circuit by adding an op amp inverter.

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, and Making Things Go Right for a Change:  AN-202 Analog Devices Application Notes  (app note added 2/06)

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

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

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