Just as a longshot: a belgian friend of mine has a mig welder

MH Weltronic systems /BIRMINGHAM Â* 5164 // Â*Tiger MK3 Â* (Tig Â*HF unit )
Mfd 1990 Â*. Â*

Which has blown some electronics, apparently the IC chips aren't
identifiable, the firm is out of business and he's looking for a circuit
diagram.

AJHÂ*

andrew wrote:
Just as a longshot: a belgian friend of mine has a mig welder

MH Weltronic systems /BIRMINGHAM 5164 // Tiger MK3 (Tig HF unit )
Mfd 1990 .

Which has blown some electronics, apparently the IC chips aren't
identifiable, the firm is out of business and he's looking for a circuit
diagram.

AJH
Post a question here http://www.mig-welding.co.uk/forum/index.php

both private and trade welders hang out here.

Bob

My dad invented those. Mike Hardy (MH)

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Hi Andrew. Another long shot. Does your friend have and photos of the MH Weltronic welder that he designed and built? Or better still, would be sell it? Best wishes Karl

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On 10/01/2021 19:31, Karl Michael Hardy wrote:
My dad invented those. Mike Hardy (MH)

I'm sure your dad would have read this before replying to an 11 year old
post:
http://wiki.diyfaq.org.uk/index.php/Home_owners_hub

You are flogging a dead horse as they don't understand Usenet nor apparently
have the ability to read the year on a date when a stupid forrum software
package is misconfigured not to lock old threads older then about a year.
Brian

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On 10/01/2021 19:31, Karl Michael Hardy wrote:
My dad invented those. Mike Hardy (MH)

I'm sure your dad would have read this before replying to an 11 year old
post:
http://wiki.diyfaq.org.uk/index.php/Home_owners_hub