Saturday, October 1, 2016

The Future of The Signal Path, Patreon & Q/A

Since the creation of The Signal Path video blog in May of 2011 I have focused on producing the type content which is either difficult

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Sunday, September 4, 2016

Teardown & Analysis of an Agilent 86109B Optical/Electrical DCA-X Oscilloscope Module

In this episode Shahriar presents the inner workings of an Agilent 86109B optical/electrical DCA-X oscilloscope module. This particular model offers up to 50GHz of electrical

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Tutorial on High-Power Balanced & Doherty Microwave Amplifiers

In this episode Shahriar demonstrates the architecture and design considerations for high-power microwave amplifiers. Two architectures are presented, the balanced and Doherty microwave amplifiers. The

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Teardown & Repair of an Agilent 54845A 1.5GHz 8GS/s Infinium Oscilloscope

In this episode Shahriar repairs an Agilent 54845A oscilloscope with an intermittent failure. The instrument occasionally fails self-calibration and the displayed waveform shows undesired spurious

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Teardown, Repair & Experiments of an Agilent E7495B 2.7GHz Base Station Test Set

In this episode Shahriar repairs an Agilent E7495B 2.7GHz base-station test set capable of VSWR measurements as well as spectrum analysis. This particular unit is well

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Saturday, September 3, 2016

Fluke PM6680B Frequency Counter 10MHz OCXO Reference Upgrade Module

In this short episode Shahriar upgrades the recently repaired Fluke PM6680B with a new OCXO design by Dan Watson. The design of the module is

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LCD Screen Backlight CCFL to LED Replacement

In this short episode Shahriar demonstrated how to convert a CCFL backlight to an LED backlight on an Anritsu Network Analyzer. The construction of the existing LCD

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