Remember that well , turned out it was the wrong kind of Opera , comic in those days , and now is Singspiel Hi G Yeh, ere, get off my thread.:-) Longer TX periods gave more time for propagation or QR
Hi G Yeh, ere, get off my thread.:-) Longer TX periods gave more time for propagation or QRM to give zero results, We have times of 2,4,8,16 , dropped 16 as that was ott , most made TA to usa with 2