[Elecraft] RF Ammeter

Phil Kane k2asp at kanafi.org
Sun Dec 18 14:42:24 EST 2011


On 12/18/2011 11:17 AM, Jim Wiley wrote:

> As everyone knows, "real" RF ammeters are becoming scarce,  or
> very expensive.  Does anyone out there have info on where to find
> a circuit that is relatively inexpensive that I could use as a
> substitute? Something using a toroid core plus diode, or
> something like that,  would be what I am looking for.

  RF ammeters - direct reading or remote reading - are used
  extensively in AM broadcast antenna arrays.  In most cases they
  are available off-the-shelf but cheap they are not.  I'm sorry
  that I don't have a convenient URL to point you to but check the
  sites of AM BC transmission equipment suppliers.

--  73 de K2ASP - Phil Kane
    Elecraft K2/100   s/n 5402



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