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Me too! I think I paid $4.00 for it when I was a teenager.Papabravo said:I mean all the guys that used the trick or knew about the trick have passed from this world to the next. It is a fairly common colloquial expression. What did you think I meant?
BTW this year marks the 60th anniversary of the announcement of the invention of the transistor. I stll remember making a CPO with a CK722.
john1 said:Maybe many know what this is about,
but i am struggling to get some sort of handle
on this old B+ trick ... ?
Gee, and here I thought it was the main positve supply for the plate in a tube circuit. I also thought it came from a time when even tube radios were battery operated. The 20's and 30's seems like a more resonable estimate of the time when that terminology was widely used.Nigel Goodwin said:Well I'm an 'old TV engineer' and I've no idea what he's talking about?.
BTW, B+ isn't all that old, the main HT rail has only been called that in relatively 'modern' times - 80's or 90's?.
But seeing as he's not talking about TV's, I don't see what use it would be to him anyway?.
Papabravo said:Gee, and here I thought it was the main positve supply for the plate in a tube circuit. I also thought it came from a time when even tube radios were battery operated. The 20's and 30's seems like a more resonable estimate of the time when that terminology was widely used.
Nigel Goodwin said:BTW, B+ isn't all that old, the main HT rail has only been called that in relatively 'modern' times - 80's or 90's?.