Been 35+ yrs since taught and haven't used since. Outside my office is a plant loudspeaker. It has two wires powering it. The PA system was changed to where there is a very loud and annoying 1000HZ tone just before the message. I would like to filter out the 1000HZ with a choke coil and a...
Hello all, I hope this is the right forum. I am new to this site but hope I may glean some knowledge on a natural gas regulator and outlet pressure. This is not my specialty but this problem has been thrust upon me. The 120 foot tunnel oven gas is supplied by 2" pipe through a regulator to a...
