03-14-2014, 12:12 PM
Do the inspection.
Your 6V67 cathodes and filaments are grounded, check that.
See if you could pass the hum from tubes before bu touching the grids.
Although I am not sure what level of understanding you have in electronics, so you have to be really careful when touching stuff. Use an insulated screwdriver.
Your 6V67 cathodes and filaments are grounded, check that.
See if you could pass the hum from tubes before bu touching the grids.
Although I am not sure what level of understanding you have in electronics, so you have to be really careful when touching stuff. Use an insulated screwdriver.