IMO, it is unlikely you will be able to form the loop by hand on a mandrel. I'd suggest a commercial conduit bender for that trade size conduit and work your way along the tubing a few inches at a time.
-John =============== > > >  > List, >  > I bought one of them for several reasons besides > that I really wanted it. >  > 1. There is > plenty of real estate to install Paulâs demod circuit. >  > 2. It is > large enough so the nuvistors can be replaced with dual gate mosfets (I > have > lots of them). Also sometimes replacement nuvistors can be obtained on > ebay for > a reasonable amount. >  > 3. If > needed, I believe most of the divider circuits can be relatively easily > replaced with ICâs. >  > However the first thing I will do before firing it > up (figuratively or literally) is to replace all the electrolytic caps. >  > Iâm not interested in buying the antenna as there > are numerous vlf antenna circuits with preamps for 60 KHz on the net. > One suggestion I found interesting was the > idea of filling your tubing with wet sand then using a truck tire to bend > the > loop. Where to borrow a truck tire? It didnât say. >  > Regards, >  > Perrier > > > ________________________________ > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.