![Red plating? I noticed after I played awhile and was aggressive the volume would die out. Did some research and changed the tube...no problems now. Is this something normal or does it Red plating? I noticed after I played awhile and was aggressive the volume would die out. Did some research and changed the tube...no problems now. Is this something normal or does it](https://i.redd.it/e4lfpr42jg461.jpg)
Red plating? I noticed after I played awhile and was aggressive the volume would die out. Did some research and changed the tube...no problems now. Is this something normal or does it
Desert Amplifier Repair - Red Plating - a sign your tubes are not matched or you bias is too hot and your tubes are prematurely dying. Left uncorrected the tube failure could
![New To Me Magnavox 6BQ5 Amp - With Red Plating Power Tube | Audiokarma Home Audio Stereo Discussion Forums New To Me Magnavox 6BQ5 Amp - With Red Plating Power Tube | Audiokarma Home Audio Stereo Discussion Forums](https://live.staticflickr.com/65535/48665846796_3d0fa4d5a1_k.jpg)