[Elecraft] DL1 20W Dummy Load

Bruce Bowman bruce at rabbit-rabbit.org
Sat May 14 04:02:29 EDT 2005


I was doing a calibration of a KAT2 I just built and had a significant 
error to adjust for Forward power (displayed power was ~30% of 
measured). When I looked closely at the DL1 I noticed the trace to the 
detector comes from the center of the 50 ohm load. That means the 
detected voltage is across 1/2 the load (25 ohms) and changes the power 
calc to V^2/25 = P vs. of V^2/50 = P. Can someone confirm this?

Thanks...

Bruce Bowman NM5B
Sasnta Fe, NM 




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