The list of my radio & TV collection!
Posts: 607
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Joined: Nov 2014
City: Svalyava
State, Province, Country: UkraineTranskarpatia
Quote: >>four windings and two starting windings are switched on through the phase shift capacitor.
Michael, this is an example of an incorrect Google translation, I was talking about four windings, two of which are starting.
Майкл, это пример некорректного гугло перевода, я говорил о четырех обмотках, две из которых являются пусковыми.
Quote: True synch motor does not need speed regulator as it cannot possibly exceed the synch speed, it can only achieve it and lock to it.
The centrifugal regulator in asynch motors is not the speed regulator but the "start capacitor switch". It does not regulat speed.
If you do have starting cap and the centrifugal switch, then maybe it is not a hysteresis motor after all?
The synch motor simply does not need anythingm, winding or capacitor, to start, as it develops torque right from the get-go, amd the torque does not change with the speed as it catches up with the field rotation.
Michael, your arguments are very logical, but you completely confused me with them. ![Icon_crazy Icon_crazy](https://philcoradio.com/phorum/images/smilies/icon_crazy.gif) The fact that this motor is hysteresis was told to me by the owners of similar electrogramophones on the English forum UK Vintage Radio Repair and Restoration. And what is very interesting, there is a mechanical regulator of the disk rotation speed. Did I understand correctly that in this case it is definitely not a synchronous motor, and maybe not even a hysteretic one, but most likely an asynchronous one?
But there is a disc like in hysteresis motors. This is a mystery.
Old Tube Radio Online Museum / Музей ретро радіо
https://www.youtube.com/user/RadioSvit?d...lymer=true
Sincerely Peter
З повагою Петро
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RE: The list of my radio & TV collection! - by RadioSvit - 04-03-2024, 04:45 AM
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The list of my radio & TV collection!
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Hello Peter,
Thank you for posting that !!
Sincerely Richardradiorich — 09:40 AM |
Eico 232 VTVM Schematic
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It's a microwave antenna. ?;-p?. I substituted 1N4002s off the 6.3 vac winding for the 1.5 volt battery. Uniprobe is the...RodB — 05:50 PM |
Eico 232 VTVM Schematic
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Try BAMA for a schematic.
Looks like a replacement power source for the D battery has been installed. The tube may be...Chas — 04:51 PM |
Eico 232 VTVM Schematic
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Is that a battery holder?morzh — 04:43 PM |
Eico 232 VTVM Schematic
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A friend gave me this Eico 232 VTVM and I'm having trouble locating the schematic for it. This one seems to be a later v...RodB — 04:17 PM |
Var resistor id
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Considering what it is in series with, I doubt there should be any power requirements. Of course, we should
know wher...morzh — 03:23 PM |
Var resistor id
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Trim pot, about 1/2 watt part of focus divider. As stated 2k ohms.
This appears to be a rusty chassis, resolder all ...Chas — 03:19 PM |
Var resistor id
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Its a Sylvania 400 oscilloscope. here is a clip of r-100. Would be nice to know the current required. Not listed in part...Martinj — 02:10 PM |
The list of my radio & TV collection!
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Thanks Richard. I hope you enjoy it.
Here I have created an English section on the history of radio with videos in Engl...RadioSvit — 10:23 AM |
The list of my radio & TV collection!
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Hello RadioSvit,
first all happy new year !
I will watch your new videos this week.
Sincerely Richardradiorich — 09:19 AM |
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