| Per Westermark 06/16/12 11:09 Read: 217 times Sweden |
#187737 - 24ns Responding to: Mahmood Elnasser's previous message |
Note that they specify shortest trig pulse 24ns. So trying to trig on 1-20ns pulse lengths means you will test it outside the specified capabilities. |
| Topic | Author | Date |
| DSO for cheap! | Joseph Hebert | 05/11/12 13:35 |
| very good | Mahmood Elnasser | 05/11/12 14:14 |
| Limitations | Joseph Hebert | 05/12/12 09:49 |
| test results | Mahmood Elnasser | 05/12/12 12:46 |
| That's valuable information | Joseph Hebert | 05/12/12 13:30 |
| well, the fact is .. | Richard Erlacher | 06/03/12 11:43 |
| tektronix 475 comparison | Mahmood Elnasser | 06/07/12 10:37 |
| Really? Why? | Richard Erlacher | 06/07/12 14:51 |
| another double post ... sorry | Richard Erlacher | 06/07/12 14:51 |
| I think ... | Erik Malund | 05/11/12 14:34 |
| Application dependant | Mahmood Elnasser | 05/12/12 05:55 |
| Indeed | Andy Neil | 05/12/12 09:10 |
| It's still too low a bandwidth, wouldn't you say? | Richard Erlacher | 06/03/12 11:50 |
| just curious, Joe could you try | Erik Malund | 05/11/12 14:36 |
| Unusual with short pulses for hobbyist projects | Per Westermark | 05/11/12 14:53 |
| is the clock running? | Erik Malund | 05/11/12 16:01 |
| Sorry, but no I can't. | Joseph Hebert | 05/11/12 16:42 |
| 10nSec Pulse | Mahmood Elnasser | 05/12/12 12:59 |
| "at random" means what exactly ? | Jim Granville | 05/13/12 18:41 |
| Answers | Mahmood Elnasser | 05/14/12 07:41 |
| more observations | Mahmood Elnasser | 06/03/12 10:51 |
| It may not be the sample rate ... | Richard Erlacher | 06/07/12 15:07 |
| digital vs analog | Mahmood Elnasser | 06/08/12 15:34 |
| Don't get me wrong, here ... | Richard Erlacher | 06/08/12 21:34 |
| poor mans's scope | Mahmood Elnasser | 06/09/12 02:01 |
| Doesn't it depend on what THEY mean by bandwidth? | Richard Erlacher | 06/09/12 20:58 |
| 20 nsec steps | Mahmood Elnasser | 06/09/12 23:08 |
| Well, one thing at a time ... | Richard Erlacher | 06/10/12 11:43 |
| Impulse Tests are better | Jim Granville | 06/10/12 16:49 |
| more capable scope | Mahmood Elnasser | 06/11/12 14:03 |
| I must have missed a step ... | Richard Erlacher | 06/12/12 08:07 |
| TEK475 | Mahmood Elnasser | 06/12/12 16:16 |
| here's another alternative ... | Richard Erlacher | 06/12/12 22:16 |
| DAC and pot in parallel? | Per Westermark | 06/13/12 01:07 |
| Logically, not physically | Richard Erlacher | 06/13/12 07:57 |
| new theory | Mahmood Elnasser | 06/14/12 00:57 |
| 3MHz is rather poor Bandwidth ? | Jim Granville | 05/11/12 16:51 |
| ordinary | Erik Malund | 05/11/12 17:20 |
| Ther are many params needed | Jim Granville | 05/11/12 18:21 |
| "only" $200 ? | Andy Neil | 05/11/12 23:59 |
| Low cost oscilloscopes | Andy Neil | 05/12/12 09:18 |
| £291 > 2*($199) | Joseph Hebert | 05/12/12 09:45 |
| It doesn't always work that way | Andy Neil | 05/12/12 10:48 |
| Once upon a time ... | Joseph Hebert | 05/12/12 13:28 |
| SDS8202 | Mahmood Elnasser | 06/14/12 13:58 |
| Read all the "fine print' first ... and ask any questions | Richard Erlacher | 06/14/12 20:31 |
| bought it | Mahmood Elnasser | 06/16/12 03:07 |
| Please let us know how this works out for you | Richard Erlacher | 06/16/12 04:19 |
| datasheet | Mahmood Elnasser | 06/16/12 05:26 |
| 2mV/div - but min trig level? | Per Westermark | 06/16/12 07:01 |
| Tests | Mahmood Elnasser | 06/16/12 09:55 |
| 24ns | Per Westermark | 06/16/12 11:09 |
| and that's the crux | Erik Malund | 06/16/12 11:41 |
| FPGA pulse Expander (edited) | Mahmood Elnasser | 06/16/12 12:06 |
some love the mother, some love the daughter  | Erik Malund | 06/16/12 12:13 |
| Here's omne fairly simple thing ... | Richard Erlacher | 06/16/12 15:22 |
| self calibtrate? | Jim Granville | 06/16/12 20:42 |
| interesting | Mahmood Elnasser | 06/16/12 23:01 |
| yes | Jim Granville | 06/16/12 23:15 |
| glurk | Jez Smith | 06/17/12 13:33 |
| DCMs | Mahmood Elnasser | 06/17/12 14:49 |
| Well.... | Jez Smith | 06/17/12 15:48 |
| I don't know where you're going with this ... | Richard Erlacher | 06/17/12 21:25 |
| xxxxx | Mahmood Elnasser | 06/20/12 12:53 |
| 333ps | Mahmood Elnasser | 06/18/12 00:59 |
| SDS9302 | Mahmood Elnasser | 07/05/12 10:32 |
| So, how are you exercising this new 'scope? | Richard Erlacher | 07/05/12 10:53 |
| so far so good | Mahmood Elnasser | 07/08/12 09:45 |
| So far so good ... | Richard Erlacher | 07/08/12 10:49 |
| rise time | Mahmood Elnasser | 08/15/12 13:28 |
| The rise time indicates that high frequencies gets dampened | Per Westermark | 08/15/12 16:26 |
| What does "bandwidth" mean? | Richard Erlacher | 08/15/12 17:45 |
| good test | Mahmood Elnasser | 08/30/12 15:09 |
Perhaps you should repeat the test ...  | Richard Erlacher | 08/30/12 23:08 |