"Cecil Moore" wrote in message
. ..
Reg Edwards wrote:
Which means, in the ideal meter, the voltage tap-off and current
tap-off points must be identically located within the instrument.

In my MFJ, the toroid and calibration cap are about 1/2" apart.

The story that the length of line inside the meter is used to detect
and measure standing wave ratios is just another old-wives' tale which
confuses CB-ers, novices and professional engineers alike.

And if you will remember, the original question didn't involve the
SWR meter at all. The question was: Are my 2-foot sections of RG-400
connected to my SWR meter long enough to ensure that the SWR meter
reading is valid for the coax? Remember that argument?

and the answer is .2"