id 14255, my other mosquito, has been approved
300 to 3400 Hz. That's ALL you have to work with on a standard voice telephone line. Your high-pitch tone will hit a low-pass filter at the local telco's central office (switch) and go away.
id 14255, my other mosquito, has been approved
300 to 3400 Hz. That's ALL you have to work with on a standard voice telephone line. Your high-pitch tone will hit a low-pass filter at the local telco's central office (switch) and go away.