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Attenuators Circuits
Last Updated on: Wednesday, October 28, 2009 04:46 AM


Links to electronic circuits, electronic schematics, designs for engineers, hobbyists, students & inventors:
A Digitally Programmable Gain & Attenuation Amplifier Design - AN-137 Analog Devices Application Notes  (app note added 6/06)
A Precision Audio Attenuator Using the MAX502 - Maxim Application Notes / 1844 / Sep-03  (app note added 5/08)
Add Programmable Gain, Attenuation - AN-254 Analog Devices Application Notes  (app note added 6/06)  Simple CMOS Multiplying DAC Circuit Provides Digital Control of Gain and Attenuation of Analog Signal
AN-137: A Digitally Programmable Gain & Attenuation Amplifier Design - AN-137 Analog Devices Application Notes  (app note added 6/06)

2&5W Attenuators cover DC-18GHz - Application Note MiniCircuits.com  (app note added 2/06)
AN-254: Add Programmable Gain, Attenuation - AN-254 Analog Devices Application Notes  (app note added 6/06)  Simple CMOS Multiplying DAC Circuit Provides Digital Control of Gain and Attenuation of Analog Signal
AN-70-001  Fixed attenuators help minimize impedance mismatches - Application Note MiniCircuits.com  (app note added 2/06)
AN-70-002  2&5W Attenuators cover DC-18GHz - Application Note MiniCircuits.com  (app note added 2/06)
AN-70-004  Digital Step Attenuators offer Precision & Linearity - Application Note MiniCircuits.com  (app note added 2/06)
Attenuators Nullify Temperature Deviations - 08/17/98 EDN-Design Ideas: (design idea added 4/02)
Digital Step Attenuators offer Precision & Linearity - Application Note MiniCircuits.com  (app note added 08/08/08)
Digital Stereo Potentiometer - in PDF format, text in Finnish (added 4/02)
Digitally Programmable Gain & Attenuation Amplifier Design - AN-137 Analog Devices Application Notes  (app note added 6/06)
Electronic attenuator - Two low voltage, low power zeners are used to control electronically the level of an audio signal. The attenuation range is from 6 to 58dB for an input current from 0.042 to 77mA corresponding to a control voltage from 2.7 to 7.5V. If control voltage is limited to 5V, the attenuation is around 30dB at a control current of 2mA. This is not an HiFi attenuator but might come useful as a general purpose audio attenuator.... (added 9/07)
Electronics Attenuator Circuit - ….(design added 08/08)
Fixed attenuators help minimize impedance mismatches - AN-70-001  Application Note MiniCircuits.com  (app note added 08/08/08)
Introduction, definition of terms, Q&As-att6-1 - Application Note MiniCircuits.com  (app note added 04/05/06)
OpAmp Linearizes Attenuator Control Response - 07/25/02 EDN-Design Ideas:   Professional-audio equipment commonly uses Analog Devices' (www.analog.com)high-performance, quad-voltage-controlled SSM2164 attenuator. The control response is -30 dB/V, with 0V producing unity gain. Attenuation increases as the applied.....(design idea added 12/04)
Precision Attenuator with Digital Control - (electronic Circuit / Schematic added 10/04)
Precision Audio Attenuator Using the MAX502 - Maxim Application Notes / 1844 / Sep-03  (app note added 5/08)
Precision Divide by Two Analog Attenuator Needs No External Components - 03/17/05 EDN-Design Ideas: (design idea added 11/05)  Many modern A/D converters offer only a 5V input range, and using these converters with a 65V or larger input signal gives the designer a problem: how to discard half of a good analog signal without introducing errors and distortion. To solve the problem, y....
Step Attenuators offer Precision & Linearity - Application Note MiniCircuits.com  (app note added 08/08/08)
Stereo Potentiometer - in PDF format, text in Finnish (added 4/02)
Variable Optical Attenuator in BER Test Applications - Aligent Application Note  (added 04/05/06)

 
 
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