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  #16  
Old 09-13-2006, 02:12 PM
Eric H's Avatar
Eric H Eric H is offline
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One more quick question,

The big resistor in the power supply, it was 2.7 @ 15w in this set, I could only
get 2.7 @ 25w or 2 5.6ohm @ 10w and parallel them, I did the latter.

Is the extra wattage a problem, I don't want to create a fire hazard.
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  #17  
Old 09-13-2006, 05:12 PM
TedJ TedJ is offline
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Wattage on a resistor tells you how much power the resistor can dissapate. So using a resistor with the same resistance (ohms) but a higher watage will be fine. As a general rule as long as the value is the same and the wattage is the same or higher its fine. A resistor rated for less wattage would possibly be a fire hazard. If anything the higher wattage resistor will heat up less and last longer since it's being stressed less. Only thing is that higher wattage means a physically larger part, so make sure it will fit in the space you have. -Ted
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  #18  
Old 09-13-2006, 11:30 PM
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Eric H Eric H is offline
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OK, the patient is buttoned up and ready to go home!

I replaced the 15mf cap and the power resistor and let it run for several hours with no problems. The B+ was running at 141.2 volts!

It was actually kinda fun being able to get a modern set running again.

Thanks to everyone for the help, I wouldn't have gotten past the fuse on this one without it.
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