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Power Supply capacitors - Where can I purchase
11/7/2005 9:04:46 AMBill
I need a replacement power supply capacitor. I am having difficulty finding where to purchase these multi value components. Can someone direct where is the best place to buy. I also have 25 other capacitors to purchase to restore my unit.

Here are the values on the power supply capacitor:
60-80 MFD, 450 WV
30-50 MFD, 450 WV
15-20 MFD, 450 WV
20-50 MFD, 75 WV
This was a CDE # DD0825.5A. (NOW OBSOLETE)

11/7/2005 9:13:40 AMBill
I left off my return email bill.alderton@us.schneider-electric.com


:I need a replacement power supply capacitor. I am having difficulty finding where to purchase these multi value components. Can someone direct where is the best place to buy. I also have 25 other capacitors to purchase to restore my unit.
:
:Here are the values on the power supply capacitor:
:60-80 MFD, 450 WV
:30-50 MFD, 450 WV
:15-20 MFD, 450 WV
:20-50 MFD, 75 WV
:This was a CDE # DD0825.5A. (NOW OBSOLETE)

11/7/2005 9:39:04 AMRadiodoc
Hello Bill,

The different sections of the multi-section capacitor can be replaced with individual capacitors. Just be sure to isolate from the old capacitor. New units are generally smaller and can be hidden under the chassis. However, you may want to check out tubesandmore.com, radiodaze.com and dialcover.com for electrolytic caps. The latter can make multi-section capacitors.

Radiodoc

:I left off my return email bill.alderton@us.schneider-electric.com
:
:
::I need a replacement power supply capacitor. I am having difficulty finding where to purchase these multi value components. Can someone direct where is the best place to buy. I also have 25 other capacitors to purchase to restore my unit.
::
::Here are the values on the power supply capacitor:
::60-80 MFD, 450 WV
::30-50 MFD, 450 WV
::15-20 MFD, 450 WV
::20-50 MFD, 75 WV
::This was a CDE # DD0825.5A. (NOW OBSOLETE)

11/7/2005 4:44:46 PMThomas Dermody
www.tubesandmore.com also sells a nice line of Mallory (I think Mallory) multi-section electrolytics. They may not have exactly the same values in the cans. Try to be right on value or +10, with the same or higher voltages. Unless you are really familiar with radio circuits, though, I do not recommend using a value from one can that is mounted on one side of the radio for one that was originally in another can. Let's say that you found multi-section caps with all of the values you need, but they aren't necessarily all in the same cans as was originally found. The problem is that some radios can have one electrolytic common tied to one point in the power supply and the other tied to another point. If you share such electrolytics with other circuits than they were originally designed to be wired to, you may have a lot of trouble.

Someone else please try to explain this better than I have.

Thomas

11/7/2005 6:39:56 PMDoug Criner
I can't improve on Thomas' post.

But, Bill, back your original cap can. How many caps are in the can? When you list, e.g., 60-80uF, is that one cap with a range or two caps? I can't recall encountering a value range being stamped on cans.

But, anyway, my style would be to disconnect the can electrically, and hang individual replacement caps under the chassis. I leave the old can in place for ornamental purposes. I know that many people don't like this approach because it doesn't look original.

11/8/2005 11:09:20 PMBill
Thanks !

:I can't improve on Thomas' post.
:
:But, Bill, back your original cap can. How many caps are in the can? When you list, e.g., 60-80uF, is that one cap with a range or two caps? I can't recall encountering a value range being stamped on cans.
:
:But, anyway, my style would be to disconnect the can electrically, and hang individual replacement caps under the chassis. I leave the old can in place for ornamental purposes. I know that many people don't like this approach because it doesn't look original.
:
:

11/8/2005 11:15:53 PMBill
Looks like replacing with individual caps is the way to proceed. Theses were actually "ranges". Again, this is a powersupply capacitor therefore an exact value is not critical. Technical data claims the tolerance for replacement caps is +100%, - 10%. Therefore, I could actually increase the values by 100%, Performance will not improve and it would most likely be a waste of money for the higher MFD. I plan to replace with single caps at the higher value of the range. Thanks again for the help !

:Thanks !
:
::I can't improve on Thomas' post.
::
::But, Bill, back your original cap can. How many caps are in the can? When you list, e.g., 60-80uF, is that one cap with a range or two caps? I can't recall encountering a value range being stamped on cans.
::
::But, anyway, my style would be to disconnect the can electrically, and hang individual replacement caps under the chassis. I leave the old can in place for ornamental purposes. I know that many people don't like this approach because it doesn't look original.
::
::

11/8/2005 1:14:18 AMBill
I know what you are talking about...range caps. Here's a GE one:

http://img.villagephotos.com/p/200412/912127/IM006902.jpg

I don't know if you can get them anywhere. You probably already searched the web. Check your schematic, settle on a value. Go to AES, Mouser, other cap suppliers and order the axial lead caps. Up to you how to install, i. e., under chassis or inside old one. Also you might get one multi-section to handle up to four range caps on same chassis. What are you restoring?

Bill (The one with headache over Philco Model 60 problems.)

:I left off my return email bill.alderton@us.schneider-electric.com
:
:
::I need a replacement power supply capacitor. I am having difficulty finding where to purchase these multi value components. Can someone direct where is the best place to buy. I also have 25 other capacitors to purchase to restore my unit.
::
::Here are the values on the power supply capacitor:
::60-80 MFD, 450 WV
::30-50 MFD, 450 WV
::15-20 MFD, 450 WV
::20-50 MFD, 75 WV
::This was a CDE # DD0825.5A. (NOW OBSOLETE)

11/8/2005 1:24:05 AMBill
Maybe this:

http://www.villagephotos.com/pubbrowse.asp?folder_id=1142979

:I know what you are talking about...range caps. Here's a GE one:
:
:http://img.villagephotos.com/p/200412/912127/IM006902.jpg
:
:I don't know if you can get them anywhere. You probably already searched the web. Check your schematic, settle on a value. Go to AES, Mouser, other cap suppliers and order the axial lead caps. Up to you how to install, i. e., under chassis or inside old one. Also you might get one multi-section to handle up to four range caps on same chassis. What are you restoring?
:
:Bill (The one with headache over Philco Model 60 problems.)
:
::I left off my return email bill.alderton@us.schneider-electric.com
::
::
:::I need a replacement power supply capacitor. I am having difficulty finding where to purchase these multi value components. Can someone direct where is the best place to buy. I also have 25 other capacitors to purchase to restore my unit.
:::
:::Here are the values on the power supply capacitor:
:::60-80 MFD, 450 WV
:::30-50 MFD, 450 WV
:::15-20 MFD, 450 WV
:::20-50 MFD, 75 WV
:::This was a CDE # DD0825.5A. (NOW OBSOLETE)

11/8/2005 4:37:16 PMThomas Dermody
Strange...I have some Cornel Dublier electrolytics that were originally marked with single values on the can. Then the company placed labels over the cans and sold them at a different date as though they were old stock. The new ranges start out low and go as high as the original numbers. It's almost as though they weren't sure if the condensers would work properly anymore. I might even have one with the values you're looking for. Let me look.

Thomas

11/8/2005 4:41:45 PMThomas Dermody
Sorry, not your values. Odd, though. On the box it says:

15-20 MFD, 10-475 WVDC
30-40 MFD, 10-300 WVDC
60-100 MFD, 10-50 WVDC
40-80 MFD 10-25 WVDC


Thomas

11/8/2005 11:08:55 PMBill
Thanks for your help !

:Strange...I have some Cornel Dublier electrolytics that were originally marked with single values on the can. Then the company placed labels over the cans and sold them at a different date as though they were old stock. The new ranges start out low and go as high as the original numbers. It's almost as though they weren't sure if the condensers would work properly anymore. I might even have one with the values you're looking for. Let me look.
:
:Thomas



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