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Re: Hole Clogged


 

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John,

First off do not drill the hole out as you may remove a connection from one copper layer to another on the board.? (Connections are internal.)? I don't know what soldering tools you have but I suspect you have no de-soldering equipment fancy to simple. If that is the case heat the wire to remove it from the hole.? (You may already have done this.)? Then but be careful, heat the hole on the back side with an iron while at the same time blowing very close to the hole on the parts side with your mouth.? (Put a lot of air pressure close to the hole and most likely it will clear the hole.)? Just be cautious and don't burn yourself.? (The iron should be able to steady itself from the depression in the hole to some extent.? The use of a solder sucker or solder wick would be preferable and the expensive way would be to use a de-soldering station.?

Lee, w0vt

On 3/23/2024 1:29 PM, John Vlahos via groups.io wrote:

I'm building a QMX and I'm not very experienced with this sort of thing.

After I soldered in the L401 inductor, it did not pass the continuity tests - so I decided to remove and re-wrap the toroid. Unfortunately I got a small piece of wire stuck in one of the holes on the board and I haven't been able to get it cleared. The last thing I tried was a sewing needle after heating the hole with a soldering iron. Any ideas would be greatly appreciated...

Thanks much & 73
John - W6JGV

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