Anitoli wrote:Windy noise is usually a microphonic preamp tube. Is this occurring on all channels?
Anitoli wrote:Do you have a spare tube? Try changing out the phase inverter first. Excluding potential power tube noise, all Channels run through the Pi before hitting the power amp.
Roger wrote:Could be v1 too. I recomend replace all preamp tubes and then test the old valves which is the bad tube. After that you get 3 tubes for Spares.
Friend of mine loves his JVM 410 with tung sol tubes.
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