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![]() "John Smith I" wrote in message ... Dee Flint wrote: I think that may very well be the case. I've had occasion to teach ham radio classes to people who have had little or no math beyond basic arithmetic. I've taught people who have no technical background or exposure to electronics or radio. If all you ever had was a general science class, the ionosphere is a big mystery and so on. There are lots of hams from all backgrounds and callings. Our club includes members who are truck drivers, housewives, nurses, waiters, construction workers, etc. as well as electronic technicians. Maybe you should do as you have said to me: You need to get out more teasing and tongue in cheek. Dee, N8UZE I see math as the smallest barrier to a ham ticket. Simple antenna calculations are about the most complex an amateur needs; these are only near the equivalent to what one needs to keep up their financial affairs, double check their utility bills, measure a room for new carpeting, etc. Simple LC calculations, again, only use that same level of math, if say one wishes to design an antenna tuner, balun, filter, etc. If you could give me something "absolutely specific", an example, perhaps I could see what is being suggested here ... Regards, JS The difficulties arise in series versus parallel circuits for resistors versus inductors versus capacitors. They have no trouble with adding the values of resistors in series as that is logical to the students but the calculation procedure for resistors in parallel makes no sense to most when they have no background in electronics. They are able to do the procedure when you walk them through it. However, the fact that it doesn't make sense to them makes it difficult to remember the procedure. Then you go to capacitors and even though the equations are the same, it doesn't make sense that the series calculation and parallel calculations are the opposite of what you do with resistors. This is but one example. Dee, N8UZE |
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