Robert said; Bitscope headlines "100MHz analog bandwidth" but you have to big a bit deeper to find "up to 40Ms/s". Seems like they are wasting most of the bandwidth if the have an anti-alising filter. This is really only usable to 20MHz single shot.
Yes, I noticed that, too. Almost sounds like deceptive advertising. On Sun, Oct 31, 2010 at 11:28 AM, Robert Atkinson <[email protected]>wrote: > Hi Bill, > It depends what you need/want. There are issues with the PC based 'scopes. > Most obvious to the user is response time. It can be fustrating to have the > screen change a second after the event happened! Other issues are sample > rate and input voltage range. The Bitscope headlines "100MHz analog > bandwidth" but you have to big a bit deeper to find "up to 40Ms/s". Seems > like they are wasting most of the bandwidth if the have an anti-alising > filter. This is really only usable to 20MHz single shot. > I could not find the input sensitivity and ranges. I looked at the > BitScope a while ago and decided it was overpriced at $600. I was lucky to > find an HP 54645D for the same money. Unless you need the PC connnectivty > and simple logic analyser (the 54645D gives both ;-), I'd look at a > conventional 'scope. As you are considering a PC 'scope, have a look at the > Pico Technolgy range, > http://www.picotech.com/oscilloscope-specifications.html Their bandwith / > sample rates make more sense. I've used their products and they work very > well. > > Robert G8RPI. > > --- On Sun, 31/10/10, William H. Fite <[email protected]> wrote: > > From: William H. Fite <[email protected]> > Subject: [time-nuts] A little quick advice, please > To: "PC Oscilloscope" <[email protected]> > Date: Sunday, 31 October, 2010, 13:35 > > 'morning, folks, > > I was just on a verge of purchasing a Tek TDS1012 scope when a friend > suggested that I could save a chunk of change by buying a BitScope. > Although > I've been aware of PC scopes, I never really looked into them. The specs > look pretty good (the fact that I was looking at an entry-level Tek will > give you some idea of my needs). > > Anyone have any experience with BitScope or other of the low-end PC scopes? > > Thanks, > > Bill > > _______________________________________________ > > time-nuts mailing list -- [email protected] > > To unsubscribe, go to > > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > > and follow the instructions there. > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > > > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
