Quote: "The signal, at 37.5 kHz per second ..." I haven't seen this construction since the early 1960s, when the new SI units came into use and people were sti

Quote: "The signal, at 37.5 kHz per second ..." I haven't seen this construction since the early 1960s, when the new SI units came into use and people were still confused about the meaning of "Hertz". "KHz per second" literally means "thousand cycles per second, per second".