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I designed both test fixtures and the 25ps PPPG.
I designed both test fixtures and the 25ps PPPG.


Transient Response (schematic not shown) uses 25ps Push Pull Pulse Generator (PPPG) and a sampling scope.  
Transient Response (schematic not shown) uses the [[25ps Push-Pull Pulse Generator|25ps Push Pull Pulse Generator (PPPG)]] and a sampling scope.  
Sampler load supplies dc current (through X2 pads and sampler input resistance.  
Sampler load supplies dc current (through X2 pads and sampler input resistance.  
The sampling scope chassis is floating at (probably) +5V through 8.2 ohms.  
The sampling scope chassis is floating at (probably) +5V through 8.2 ohms.  

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