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ham_45242
ham_45242 in Signal Analyzers10 years ago
E4440A Boot Problem
Hello, all.  Upon power-up of my E4440A I recently began getting the following message at the bottom of the screen: /users/e4440a/.xinitrc 76 Floating exception Firmware Exited, cycle power Cycling the power just results in a re-display of the message.  I've Googled both the web and usenet groups but have come up empty-handed. 
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Fly
Fly in Signal Analyzers9 years ago
Help...E4440A Problem
Hello all, I recently began getting the following message at the bottom of the screen when I power on the instrument: /users/e4440a/.xinitrc 80 Floating exception Firmware Exited, cycle power Begin all over again,have no improvement. Would you please help to give a solution?Thanks very much. Best Regards,  
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ham_45242
ham_45242 in Signal Analyzers10 years ago
E4440A CMOS Battery Location
Hello, all.  Does anyone know where the lithium coin cell is located on the E4440A PSA SpecAn?  I've got the case and the inside cover off and there is a diagram on the top of the inside cover showing the power supply, IF assemblies, etc but nothing showing the processor board or the location of the battery.  Thanks for your time
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dmitriy
dmitriy in EDA Software20 hours ago
Component connection in layout
I haven't been able to figure out this problem. I'm using Momentum to analyze layout with component models from Murata and Coilcraft. When I place them on the layout, they don't make a connection to traces and ports. If I disconnect components and short the traces, the simulation runs fine. I'm only debugging the connectivity from the component to
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rfelectek
rfelectek in Network Analyzers8 years ago
AM/PM Transfer Coefficient
I need some help setting up for AM/PM transfer coefficient measurement. If I understand correctly, this is the effect of amplitude modulation of one signal on the phase response of another. I will be testing a converter with embedded LO. Can this be done with PNA-X? Any comments/suggestions will be greatly appreciated.  
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