Guineafowl's latest activity
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GGuineafowl replied to the thread Running older induction motors on VFDs.Isn’t the full-load rms current of 3.12 A a consequence of the effective, or apparent, impedance under these conditions? As far as I can...
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GGuineafowl replied to the thread Running older induction motors on VFDs.Looking at this another way, this link: https://vfds.com/blog/how-do-you-size-a-line-reactor/ suggests the standard for VFD load...
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GGuineafowl reacted to Baluncore's post in the thread Running older induction motors on VFDs with
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The VFD was expecting to drive an inductive motor. You raised the frequency of the LPF by 470 / 2.2 = 200 times. That explains why the... -
GGuineafowl replied to the thread Running older induction motors on VFDs.8 kHz Configured as per post #35, the caps are in delta and had to be replaced with 2.2 nF, as the 0.47 uF ones were tripping the VFD...
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GGuineafowl replied to the thread Running older induction motors on VFDs.As before, I can’t get triggering when zoomed in (or out). Is it better to zoom in, and keep taking single shots until a decent picture...
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GGuineafowl replied to the thread Running older induction motors on VFDs.I borrowed a HV differential probe, but it’s telling the same story, ie that the filter is somehow making the waveform messier. 1. No...
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GGuineafowl replied to the thread Appliances Samsung smart TV intermittently ‘glitching’.No, still glitching.
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GGuineafowl replied to the thread Running older induction motors on VFDs.The mill motor in delta.
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GGuineafowl replied to the thread Running older induction motors on VFDs.Initial results with the digital scope are not quite as expected. Using 100x probes and the CH1-CH2 displayed in the blue window...
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GGuineafowl replied to the thread Appliances Samsung smart TV intermittently ‘glitching’.The smart TV can use the 5 GHz, but doesn’t as it has a direct ethernet cable connection. Router is about 6m from the tv, but with no...
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GGuineafowl replied to the thread Appliances Samsung smart TV intermittently ‘glitching’.I was having trouble logging in to the router gateway, but am in now. It uses 2.4 and 5 GHz channels. The 2.4 channel width is already...
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GGuineafowl replied to the thread Appliances Samsung smart TV intermittently ‘glitching’.I can’t see much from the outside. No access panel for the power board so it’ll be a case of spudging horrible plastic clips all the way...
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GGuineafowl posted the thread Appliances Samsung smart TV intermittently ‘glitching’ in DIY Projects.Model UE55NU8000T, with a ‘smart’ remote operating on Bluetooth (except for the power button, which is IR) and a normal one, which is...
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GGuineafowl replied to the thread Running older induction motors on VFDs.The Rigol has arrived, and I’m just getting familiar with it and waiting for the 100x probes. It’s very nice to be able to capture...
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GGuineafowl replied to the thread Running older induction motors on VFDs.If you insist, then. I’ve ordered the Rigol DHO804, which has some good reviews. Having four channels on the Fluke has been helpful, eg...






