Bob McConnell wrote:

That is correct. The first codeless license (Technician) was
introduced Feb 1991. But how did the written portions compare between
the amateur and commercial licenses?

Bob McConnell
N2SPP


I remember the First Phone as being the toughest test. There were a lot
of questions about tube type circuits, and I was only familiar with
solid state. The amateur tests had been "modernized" with transistor
circuit questions, but the commercial tests were on "fifties" era circuits.