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Old 12-24-2004, 09:22 PM
JEFFY JEFFY is offline
 
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Yes And No, You Might Not Fry The Computer, But You May End Up With A Lot Of Screw Up Files On Your System If Its On When Welding. The Emf From The Hf Unit May Put Out Enough Of Rf To Disturb The Pc Operations And Could Cause Some File Damage. Best To Keep The Pc Off And As Far Away As Possiable.

Make Sure That Every Pieace Of Metal That You Can Ground Is Grounded As It Will Act Like A Passive Antenna And Propagate The Hf(rf) Emmissions. Also Any Cable From Pc To Any Other Equipment Must Be Fully Sheilded Cable Including Any Lan Connections. Also Don't Even Think Of Anyhting Wireless In The Area. Keep All Welding Cable As Short As Possiable Will Help.

I Have Had A Pc About 30 To 40 Ft From A Hf Welding Setup With No Problem, But Also I Never Had It On When I Did Any Welding. It Did Play Hell With The Phone System Until I Ran All New Fully Shieled Phone Cable To Keep The Rf Noise Out, You Could Not Hear Or Talk On The Phone When Someone Was Welding Due To The Rf Noise Getting Through.

If Your Carefull And Have everything Well Grounded You Should Be Ok, But Try To Safe Gaurd Everything That You Can. You Should Also Check In With The Guys Doing Plasma Cutting As They Have To Deal With It On There Setups

Also Check Out Some Books On Welding That Covers Hf Welding As It Will Give Some More Info On The Do's And Don't Of Shop Setup When Using Hf In Welding.

Again I Can Not Stress Enough About Grounding Anything Metal Near By Your Setup(fyi: I Mean Electrical Or Water Pipe Ground And Not The Welding Ground Of The Welder Output)

Hope This Info Helps
Jeffy
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