Hi Vasile, Sounds like your offer is a nice opportunity :) Can you confirm there are 2 channels ? And may I ask about the size ?
Thanks & Cheers Seb 2010/3/6 vasile surducan <[email protected]> > There is only one reason to use such a scope, if you'll DIY : > > http://www.pdamusician.com/dpscope/features.html > > <http://www.pdamusician.com/dpscope/features.html>or with instructables: > > > http://www.instructables.com/id/DPScope-Build-Your-Own-USBPC-Based-Oscilloscope/ > > > Seb, 8MHz analog russian scope, small, about 2kg, operating manual in > russian including schematic, built in attenuator (even Tektronix does not > have this feature) free, except shipping is still my offer for you. > > Vasile > > On Sat, Mar 6, 2010 at 5:01 AM, m...@watty <[email protected]> wrote: > >> yes, 1Msps may be enough for some application, assume though that >> about 1/5th is upper reliable analogue frequency rate rather than >> nyquist. (/2). So decide highest frequency you need to see and x5 for >> 1 channel sample rate or x10 for two channels. >> >> 8bits if it really is 8 bits and you have good range of ANALOGUE input >> amp/attenuator in front of ADC may be enough. But I find in real world >> of cheap instruments this is not true. 8bits is a toy. You need 10bit >> ADC... >> that is 9 bits accuracy.,.. >> If you using 1/2 the screen or half full scale then you have indeed 8 >> bits only on your 10 bit ADC! >> >> My technician at last job had Digital Spectrum Analyser up to 2GHz. >> After a few weeks on the job he would only use the 20 year old fully >> analogue HP141T spectrum analyser and 20 year old Hameg Analogue >> scope. Because what it showed was real! >> >> -- >> You received this message because you are subscribed to the Google Groups >> "jallib" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]<jallib%[email protected]> >> . >> For more options, visit this group at >> http://groups.google.com/group/jallib?hl=en. >> >> > -- > You received this message because you are subscribed to the Google Groups > "jallib" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]<jallib%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/jallib?hl=en. > -- Sébastien Lelong http://www.sirloon.net http://sirbot.org -- You received this message because you are subscribed to the Google Groups "jallib" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/jallib?hl=en.
