[Elecraft] XV-144 Aligment

Phillip Buckholdt k8mby at wadsnet.com
Fri Apr 27 14:42:24 EDT 2007


Hi All

I am building a XV-144. Got to alignent and testing, LNA Bias. Adj R-13-No 
voltage at TP 2.  voltage at r12 =0 Checked  resistance to gnd With DMM at 
R-12 249 ohms
at D3 145 ohms
at junction of R15 & C2-103 ohms
Reversing the probes I have the same readings. A bad Q3 ?

Maybe some one has had the same problem.

  Thanks Phil 




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