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| Sub: Rigol's DHO800 Oscilloscope (Gibbs Effect & Aliasing Misunderstanding) |
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| Fungus:
--- Quote from: tautech on October 27, 2023, 12:04:07 am ---From Leo's website a capture from a fast Tek clearly displaying the Gibbs ears other scopes choose to suppress. --- End quote --- Weird that it doesn't have the "pre" ears like the Siglents do... It actually looks a lot closer to the little Rigol DHO800's response than the Siglent's: |
| tautech:
Yes well at 100ps/div like Mech showed earlier much more becomes visible than any slow scope displays. |
| Fungus:
--- Quote from: tautech on October 27, 2023, 12:41:55 am ---Yes well at 100ps/div like Mech showed earlier much more becomes visible than any slow scope displays. --- End quote --- Similar to a fancy Lecroy as well? That's cool. 8) Edit: I'm not picking sides and saying which philosophy is "best" but I think it's cool that my little Rigol behaves like the big expensive scopes. |
| tautech:
--- Quote from: Fungus on October 27, 2023, 12:44:04 am --- --- Quote from: tautech on October 27, 2023, 12:41:55 am ---Yes well at 100ps/div like Mech showed earlier much more becomes visible than any slow scope displays. --- End quote --- Similar to a fancy Lecroy as well? That's cool. 8) Edit: I'm not picking sides and saying which philosophy is "best" but I think it's cool that my little Rigol behaves like the big expensive scopes. --- End quote --- ::) At 5ns/div what do you see 400ps before the rising edge ? Zip, zero, nada ! |
| asmi:
--- Quote from: tautech on October 27, 2023, 12:04:07 am ---Mr Bodnar sees otherwise as does my 10 GSa/s 2 GHz SDS6204A. From Leo's website a capture from a fast Tek clearly displaying the Gibbs ears other scopes choose to suppress. --- End quote --- You would do really well to get some reading comprehension. The discussion is about ringing BEFORE pulse, not AFTER it, and your screens shows none of it. Which is the way it's supposed to be. |
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