WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
Building, troubleshooting and testing of these amplifiers should only be
performed by someone who is thoroughly familiar with
the safety precautions around high voltages.
Hi all,
I've got a secondhand signal generator.
The sin wave is ok, but the square wave is distorted when connect the load. I wonder that my generator need to recalibrate. Is that right? Please help me, thank you very much