[TenTec] OmniVI Plus Over Drive Amp
Jim WA9YSD
wa9ysd at yahoo.com
Tue Jun 24 06:24:26 EDT 2008
Ok, 0.3 watts of insertion loss, right?
Now ANSI specs for pressure gauges are rated Class A,B,C,D. Class D being the least accurate, and commonly found on Air pressure tanks and compressors to put up car tires or what ever. It is the common gauge.
Now for electronic meters, and it has been a long time for me, the rule of thumb is that the accuracy of just the meter is PLUS or MINUS one mark/graduation on the meter it's self. So the accuracy tolerance of the Bird is less accurate than 0.3 watts.
I use to have some surplus amp meters that had had a mirror right under the marks so you could get a dead on reading on the pointer.
Keep The Faith, Jim K9TF/WA9YSD
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