After Dirk’s revelations, and my stupid denials of the problem, I finally pulled my head out of my ass and got to the bottom of this. Thanks for all the help. The problem is simple rust from water trapped between two steel plates. Way back in 2015, when we first launched BHK, the bottom plate for …

Well, just on that. @Dirk was having on-going operational issues with his BHK amplifiers. Not just with one, with all three. Now that he’s done the repair, if the operational issues are now found to be cured, that would tend to confirm the corrosion did have an impact on the amplifiers primary job. …

No, I didn’t and then clearly the bottom plate is used for more than simple physical support. Glad to hear the issue has been identified and will be solved. Thanks

Yes, the bottom plate, in addition to carrying the weight of the transformer, is the common grounding point for the amplifier internals (several ground wires attach directly to that plate).

As a follow up to this Dirk has been taken care of and happy. If any of you want help or advice email me directly. Thanks.

Good for Dirk and good for PSA. The right thing has to be done in the end. It’s a big reason why we stick around!

Maybe he was appointed the PS Audio repair agent for Scotland? He seems quite capable in that line of work.

An impressive presentation all around!

Presumably those owners with affected BHK amps who don’t know about the issue because they don’t follow the forums (and we know that is a big number of customers), they will be found and looked after as well.

“Presumably those owners with affected BHK amps who don’t know about the issue because they don’t follow the forums (and we know that is a big number of customers), they will be found and looked after as well.” Why? …

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BHK Amplifier Issue

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BHK Amplifier Issue

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