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On Sat, 29 Sep 2018 03:13:55 -0400, "Mr. Luddite"
wrote: On 9/28/2018 8:59 PM, justan wrote: "Mr. Luddite" Wrote in message: On 9/28/2018 8:44 PM, wrote: On Fri, 28 Sep 2018 17:31:26 -0400, John H. wrote: On Fri, 28 Sep 2018 21:19:50 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 20:08:34 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 08:12:14 -0700 (PDT), Tim wrote: 9:03 AMJohn H - show quoted text - Good to see you understood his whine. I'm still not sure what he means by 'same bluegrass festival on different sites'. Maybe because the music is similar at each festival? It gets to where the music takes second place to seeing and having fun with good friends. ....... At least you?re getting fresh air, exercise, and sunshine. Btw, I rode my Guzzi 400 mi this week...so far. Might get another 200 mi in before Monday. I think I'll take mine for a ride tomorrow. I finished installing the new converter, and now I'm tired. Climbing in and out of that thing is a bitch. Dc to AC is an Inverter. Agreed. My converter converts 120vac to 12vdc. The one I replaced in my Palomino camper did that also was called an inverter. https://www.diffen.com/difference/Converter_vs_Inverter Maybe they were just calling it the wrong name. Weigh it ;-) If it does not have a big transformer in it is an inverter. Inverters turn whatever you feed them into a high frequency square wave (20kz or more) them get the voltage they want with a tiny little transformer. That can be up or down. Switching power supply. Problem is, some converters are now based on switching power supplies. Most of the small, inexpensive, 3 stage battery chargers/maintainers use them. I'm having trouble distinguishing between converter and battery charger. For RV purposes, I think of it this way: If you are at a campsite or whatever and connected to shore power the converter is charging your house battery but is also supplying 12vdc to all your lights and other 12vdc devices. I suppose you could say they are really all running off the house battery and the converter is simultaneously charging it. But, you could remove the house battery and the lights will still work. Does the truck charge the house battery when it is running? If not, why not? |
#43
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posted to rec.boats
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On Fri, 28 Sep 2018 20:59:59 -0400 (EDT), justan wrote:
"Mr. Luddite" Wrote in message: On 9/28/2018 8:44 PM, wrote: On Fri, 28 Sep 2018 17:31:26 -0400, John H. wrote: On Fri, 28 Sep 2018 21:19:50 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 20:08:34 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 08:12:14 -0700 (PDT), Tim wrote: 9:03 AMJohn H - show quoted text - Good to see you understood his whine. I'm still not sure what he means by 'same bluegrass festival on different sites'. Maybe because the music is similar at each festival? It gets to where the music takes second place to seeing and having fun with good friends. ....... At least you?re getting fresh air, exercise, and sunshine. Btw, I rode my Guzzi 400 mi this week...so far. Might get another 200 mi in before Monday. I think I'll take mine for a ride tomorrow. I finished installing the new converter, and now I'm tired. Climbing in and out of that thing is a bitch. Dc to AC is an Inverter. Agreed. My converter converts 120vac to 12vdc. The one I replaced in my Palomino camper did that also was called an inverter. https://www.diffen.com/difference/Converter_vs_Inverter Maybe they were just calling it the wrong name. Weigh it ;-) If it does not have a big transformer in it is an inverter. Inverters turn whatever you feed them into a high frequency square wave (20kz or more) them get the voltage they want with a tiny little transformer. That can be up or down. Switching power supply. Problem is, some converters are now based on switching power supplies. Most of the small, inexpensive, 3 stage battery chargers/maintainers use them. I'm having trouble distinguishing between converter and battery charger. The converter, in my rig, also charges the battery. |
#44
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posted to rec.boats
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On Fri, 28 Sep 2018 22:12:26 -0400, Wayne.B wrote:
On Fri, 28 Sep 2018 20:59:59 -0400 (EDT), justan wrote: "Mr. Luddite" Wrote in message: On 9/28/2018 8:44 PM, wrote: On Fri, 28 Sep 2018 17:31:26 -0400, John H. wrote: On Fri, 28 Sep 2018 21:19:50 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 20:08:34 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 08:12:14 -0700 (PDT), Tim wrote: 9:03 AMJohn H - show quoted text - Good to see you understood his whine. I'm still not sure what he means by 'same bluegrass festival on different sites'. Maybe because the music is similar at each festival? It gets to where the music takes second place to seeing and having fun with good friends. ....... At least you?re getting fresh air, exercise, and sunshine. Btw, I rode my Guzzi 400 mi this week...so far. Might get another 200 mi in before Monday. I think I'll take mine for a ride tomorrow. I finished installing the new converter, and now I'm tired. Climbing in and out of that thing is a bitch. Dc to AC is an Inverter. Agreed. My converter converts 120vac to 12vdc. The one I replaced in my Palomino camper did that also was called an inverter. https://www.diffen.com/difference/Converter_vs_Inverter Maybe they were just calling it the wrong name. Weigh it ;-) If it does not have a big transformer in it is an inverter. Inverters turn whatever you feed them into a high frequency square wave (20kz or more) them get the voltage they want with a tiny little transformer. That can be up or down. Switching power supply. Problem is, some converters are now based on switching power supplies. Most of the small, inexpensive, 3 stage battery chargers/maintainers use them. I'm having trouble distinguishing between converter and battery charger. === The two are sometimes interchangeably but that's not really correct. A true converter is designed to provide a steady DC voltage at a level that approximates a fully charged battery, about 12.6 to 13.2 volts. In effect, a converter is a DC power supply. A charger on the other hand, must supply a higher voltage initially, typically in the range of 14.2 to 14.6 volts, and then taper off as the battery becomes fully charged. Depending on the mode, my converter puts out three voltages: Absorption Mode: Normal operation. Output in 13.6 vdc range. Bulk Mode: Output switches to 14.4 vdc for max of four hours. Could be a short in battery cell or other issue. Float Mode: Battery charging only with trickle charge of 13.2 vdc. When a demand is placed on converter, like turning on lights, operating slides, etc, the converter switches automatically to Absorption Mode. |
#45
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posted to rec.boats
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On Sat, 29 Sep 2018 03:18:55 -0400, wrote:
On Sat, 29 Sep 2018 03:13:55 -0400, "Mr. Luddite" wrote: On 9/28/2018 8:59 PM, justan wrote: "Mr. Luddite" Wrote in message: On 9/28/2018 8:44 PM, wrote: On Fri, 28 Sep 2018 17:31:26 -0400, John H. wrote: On Fri, 28 Sep 2018 21:19:50 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 20:08:34 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 08:12:14 -0700 (PDT), Tim wrote: 9:03 AMJohn H - show quoted text - Good to see you understood his whine. I'm still not sure what he means by 'same bluegrass festival on different sites'. Maybe because the music is similar at each festival? It gets to where the music takes second place to seeing and having fun with good friends. ....... At least you?re getting fresh air, exercise, and sunshine. Btw, I rode my Guzzi 400 mi this week...so far. Might get another 200 mi in before Monday. I think I'll take mine for a ride tomorrow. I finished installing the new converter, and now I'm tired. Climbing in and out of that thing is a bitch. Dc to AC is an Inverter. Agreed. My converter converts 120vac to 12vdc. The one I replaced in my Palomino camper did that also was called an inverter. https://www.diffen.com/difference/Converter_vs_Inverter Maybe they were just calling it the wrong name. Weigh it ;-) If it does not have a big transformer in it is an inverter. Inverters turn whatever you feed them into a high frequency square wave (20kz or more) them get the voltage they want with a tiny little transformer. That can be up or down. Switching power supply. Problem is, some converters are now based on switching power supplies. Most of the small, inexpensive, 3 stage battery chargers/maintainers use them. I'm having trouble distinguishing between converter and battery charger. For RV purposes, I think of it this way: If you are at a campsite or whatever and connected to shore power the converter is charging your house battery but is also supplying 12vdc to all your lights and other 12vdc devices. I suppose you could say they are really all running off the house battery and the converter is simultaneously charging it. But, you could remove the house battery and the lights will still work. Does the truck charge the house battery when it is running? If not, why not? Yes it does. When travelling 12 volts is still needed. |
#46
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posted to rec.boats
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On Sat, 29 Sep 2018 03:13:55 -0400, "Mr. Luddite" wrote:
On 9/28/2018 8:59 PM, justan wrote: "Mr. Luddite" Wrote in message: On 9/28/2018 8:44 PM, wrote: On Fri, 28 Sep 2018 17:31:26 -0400, John H. wrote: On Fri, 28 Sep 2018 21:19:50 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 20:08:34 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 08:12:14 -0700 (PDT), Tim wrote: 9:03 AMJohn H - show quoted text - Good to see you understood his whine. I'm still not sure what he means by 'same bluegrass festival on different sites'. Maybe because the music is similar at each festival? It gets to where the music takes second place to seeing and having fun with good friends. ....... At least you?re getting fresh air, exercise, and sunshine. Btw, I rode my Guzzi 400 mi this week...so far. Might get another 200 mi in before Monday. I think I'll take mine for a ride tomorrow. I finished installing the new converter, and now I'm tired. Climbing in and out of that thing is a bitch. Dc to AC is an Inverter. Agreed. My converter converts 120vac to 12vdc. The one I replaced in my Palomino camper did that also was called an inverter. https://www.diffen.com/difference/Converter_vs_Inverter Maybe they were just calling it the wrong name. Weigh it ;-) If it does not have a big transformer in it is an inverter. Inverters turn whatever you feed them into a high frequency square wave (20kz or more) them get the voltage they want with a tiny little transformer. That can be up or down. Switching power supply. Problem is, some converters are now based on switching power supplies. Most of the small, inexpensive, 3 stage battery chargers/maintainers use them. I'm having trouble distinguishing between converter and battery charger. For RV purposes, I think of it this way: If you are at a campsite or whatever and connected to shore power the converter is charging your house battery but is also supplying 12vdc to all your lights and other 12vdc devices. I suppose you could say they are really all running off the house battery and the converter is simultaneously charging it. But, you could remove the house battery and the lights will still work. That is correct. |
#47
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posted to rec.boats
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On Sat, 29 Sep 2018 03:30:11 -0400, "Mr. Luddite" wrote:
On 9/29/2018 3:18 AM, wrote: On Sat, 29 Sep 2018 03:13:55 -0400, "Mr. Luddite" wrote: On 9/28/2018 8:59 PM, justan wrote: "Mr. Luddite" Wrote in message: On 9/28/2018 8:44 PM, wrote: On Fri, 28 Sep 2018 17:31:26 -0400, John H. wrote: On Fri, 28 Sep 2018 21:19:50 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 20:08:34 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 08:12:14 -0700 (PDT), Tim wrote: 9:03 AMJohn H - show quoted text - Good to see you understood his whine. I'm still not sure what he means by 'same bluegrass festival on different sites'. Maybe because the music is similar at each festival? It gets to where the music takes second place to seeing and having fun with good friends. ....... At least you?re getting fresh air, exercise, and sunshine. Btw, I rode my Guzzi 400 mi this week...so far. Might get another 200 mi in before Monday. I think I'll take mine for a ride tomorrow. I finished installing the new converter, and now I'm tired. Climbing in and out of that thing is a bitch. Dc to AC is an Inverter. Agreed. My converter converts 120vac to 12vdc. The one I replaced in my Palomino camper did that also was called an inverter. https://www.diffen.com/difference/Converter_vs_Inverter Maybe they were just calling it the wrong name. Weigh it ;-) If it does not have a big transformer in it is an inverter. Inverters turn whatever you feed them into a high frequency square wave (20kz or more) them get the voltage they want with a tiny little transformer. That can be up or down. Switching power supply. Problem is, some converters are now based on switching power supplies. Most of the small, inexpensive, 3 stage battery chargers/maintainers use them. I'm having trouble distinguishing between converter and battery charger. For RV purposes, I think of it this way: If you are at a campsite or whatever and connected to shore power the converter is charging your house battery but is also supplying 12vdc to all your lights and other 12vdc devices. I suppose you could say they are really all running off the house battery and the converter is simultaneously charging it. But, you could remove the house battery and the lights will still work. Does the truck charge the house battery when it is running? If not, why not? Yes, I think it does.. . Come to think of it I am sure it does. Even on the little travel trailer I just gave to my daughter and husband the "house" battery on the trailer was being charged when my truck was running. One of the pins on the 7 pin trailer plug on the truck supplies the charging voltage. I had a class C RV ... the previously mentioned Chinook Glacier. It had two batteries ... one was the "engine" battery and the other being the "house" battery. It had a sensing circuit that directed the alternator charging output to the battery that had the lowest voltage whenever the rig was running. I suspect something like that is also used in diesel pickups that have two batteries. When new, the pin which enables charging of the trailer battery is not powered. If power is desired, a fuse must be inserted in the truck fuse box. I learned this on a Silverado forum after wondering why my trailer battery wasn't charging. Seems like the original buyer of my truck didn't tell the dealer he wanted battery charging at the trailer plug. |
#48
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posted to rec.boats
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On Fri, 28 Sep 2018 22:01:37 -0400, Wayne.B wrote:
On Fri, 28 Sep 2018 21:11:39 -0400, John H. wrote: The item I just installed is a converter. It converts 12vdc to 120vac. === That would be an inverter. https://en.wikipedia.org/wiki/Power_inverter From that site: "This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. (October 2011) (Learn how and when to remove this template message)" I trust the sites I quoted above more. https://www.arrow.com/en/research-an...vs-transformer |
#49
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On Fri, 28 Sep 2018 22:32:04 -0400, wrote:
On Fri, 28 Sep 2018 21:11:39 -0400, John H. wrote: On Fri, 28 Sep 2018 20:44:43 -0400, wrote: On Fri, 28 Sep 2018 17:31:26 -0400, John H. wrote: On Fri, 28 Sep 2018 21:19:50 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 20:08:34 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 08:12:14 -0700 (PDT), Tim wrote: 9:03 AMJohn H - show quoted text - Good to see you understood his whine. I'm still not sure what he means by 'same bluegrass festival on different sites'. Maybe because the music is similar at each festival? It gets to where the music takes second place to seeing and having fun with good friends. ....... At least you?re getting fresh air, exercise, and sunshine. Btw, I rode my Guzzi 400 mi this week...so far. Might get another 200 mi in before Monday. I think I'll take mine for a ride tomorrow. I finished installing the new converter, and now I'm tired. Climbing in and out of that thing is a bitch. Dc to AC is an Inverter. Agreed. My converter converts 120vac to 12vdc. The one I replaced in my Palomino camper did that also was called an inverter. https://www.diffen.com/difference/Converter_vs_Inverter Maybe they were just calling it the wrong name. Weigh it ;-) If it does not have a big transformer in it is an inverter. Inverters turn whatever you feed them into a high frequency square wave (20kz or more) them get the voltage they want with a tiny little transformer. That can be up or down. So the site is wrong? Mine does not have a big transformer as it is not expected to transform 120v to 240v or vice-versa. The item I just installed is a converter. It converts 12vdc to 120vac. Your converter is pretty much like the "power supply" in your PC. In fact a PC power supply can give you 12v at 20a or more if you have a big one. (I use one for a bench supply) Watch the video. https://www.arrow.com/en/research-an...vs-transformer Converters also have only job: convert AC power to DC power. But the word “converter” is very generic, and you may often see it being used incorrectly. For example, if someone says “DC to AC converter,” that makes logical sense even though the correct terminology is “DC to AC inverter.” The same argument can be made by saying “DC to DC converters.” AC to DC converters are also regularly referred to as power supplies. Inverters ultimately have only one job – take in DC current and turn it into AC current. In theory, this is very easy, because a simple switch and some creative wiring can give you an alternating square wave operating at the frequency that you flip the switch. But in reality, square waves are very damaging to nearly all modern electronics that rely on AC power. So the real question is: How do you take AC power and turn it into something useable? The answer is, you can filter the square wave using precisely selected inductors and capacitors to create a sine wave, or at least something close to a sine wave. Oftentimes, inverters will also feature a transformer. This is done so that the AC voltage out can actually be different from the DC voltage in, depending on the number of coils on the primary and secondary winding. Maybe that will help clear it up. There is also a lot of arguing about nomenclature (converter, inverter, power supply etc) and I have no opinion. "Inverter" does imply an A/C output tho whether it is pure sine wave, modified sine wave or just a square wave. The rest of them seem to be the same thing. I disagree with one thing in particular. "Modern electronics" don't really "use" AC at all. (for the last decade or two) If it has a switching power supply the first thing that happens is the input is changed to DC at 1.4x the nominal line voltage (the peak to peak) and then it is chopped to a high frequency. (I bet they would work as well on 100-250vdc) This chopped DC is changed to the desired voltage with a small transformer. The input can be the noisiest, most unstable thing you throw at it and the supply cleans it right up. The noise filter on your PC, TV or whatever is to keep the noise IN, not out. I suppose it's semantics. This is what I just installed in the rig: https://smile.amazon.com/Arterra-WF-... B5X67K1X61700 The manufacturer calls it a 'converter'. That's good enough for me. |
#50
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On 9/29/2018 6:30 AM, John H. wrote:
On Sat, 29 Sep 2018 03:30:11 -0400, "Mr. Luddite" wrote: On 9/29/2018 3:18 AM, wrote: On Sat, 29 Sep 2018 03:13:55 -0400, "Mr. Luddite" wrote: On 9/28/2018 8:59 PM, justan wrote: "Mr. Luddite" Wrote in message: On 9/28/2018 8:44 PM, wrote: On Fri, 28 Sep 2018 17:31:26 -0400, John H. wrote: On Fri, 28 Sep 2018 21:19:50 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 20:08:34 -0000 (UTC), Bill wrote: John H. wrote: On Fri, 28 Sep 2018 08:12:14 -0700 (PDT), Tim wrote: 9:03 AMJohn H - show quoted text - Good to see you understood his whine. I'm still not sure what he means by 'same bluegrass festival on different sites'. Maybe because the music is similar at each festival? It gets to where the music takes second place to seeing and having fun with good friends. ....... At least you?re getting fresh air, exercise, and sunshine. Btw, I rode my Guzzi 400 mi this week...so far. Might get another 200 mi in before Monday. I think I'll take mine for a ride tomorrow. I finished installing the new converter, and now I'm tired. Climbing in and out of that thing is a bitch. Dc to AC is an Inverter. Agreed. My converter converts 120vac to 12vdc. The one I replaced in my Palomino camper did that also was called an inverter. https://www.diffen.com/difference/Converter_vs_Inverter Maybe they were just calling it the wrong name. Weigh it ;-) If it does not have a big transformer in it is an inverter. Inverters turn whatever you feed them into a high frequency square wave (20kz or more) them get the voltage they want with a tiny little transformer. That can be up or down. Switching power supply. Problem is, some converters are now based on switching power supplies. Most of the small, inexpensive, 3 stage battery chargers/maintainers use them. I'm having trouble distinguishing between converter and battery charger. For RV purposes, I think of it this way: If you are at a campsite or whatever and connected to shore power the converter is charging your house battery but is also supplying 12vdc to all your lights and other 12vdc devices. I suppose you could say they are really all running off the house battery and the converter is simultaneously charging it. But, you could remove the house battery and the lights will still work. Does the truck charge the house battery when it is running? If not, why not? Yes, I think it does.. . Come to think of it I am sure it does. Even on the little travel trailer I just gave to my daughter and husband the "house" battery on the trailer was being charged when my truck was running. One of the pins on the 7 pin trailer plug on the truck supplies the charging voltage. I had a class C RV ... the previously mentioned Chinook Glacier. It had two batteries ... one was the "engine" battery and the other being the "house" battery. It had a sensing circuit that directed the alternator charging output to the battery that had the lowest voltage whenever the rig was running. I suspect something like that is also used in diesel pickups that have two batteries. When new, the pin which enables charging of the trailer battery is not powered. If power is desired, a fuse must be inserted in the truck fuse box. I learned this on a Silverado forum after wondering why my trailer battery wasn't charging. Seems like the original buyer of my truck didn't tell the dealer he wanted battery charging at the trailer plug. The charging pin on the Canyon I have was "hot" from the day I bought it new. Maybe it's because it came with the "towing package" that includes the factory trailer brake controller. |
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