Certification Corner

Just Sine Me in, Scotty
by Charles S. Fitch, 2.25.2013
The latest question in our Certification Corner series More

Come Here, Mr. Watson, CBNE!
by Charles S. Fitch, 10.19.2012
Sometimes the expression ‘lost in transmission’ really means that More

The Flexible Meter
by Charles S. Fitch, 8.30.2012
Circuit design allows simple meter to measure a wide range of values More

What’s the Frequency, Rollo?
by Charles S. Fitch, 2.29.2012
Certification Corner: Test gear is near worthless unless calibrated More

What Determines How Far Your Signal Goes?
by Charles S. Fitch, 12.5.2011
In AM, Look to the Ground Below Your Feet More

A Difference in Protection
by Charles S. Fitch, 10.21.2011
Which Class of Station Gets Just a Bit More? More

The Match Game
by Charles S. Fitch, 4.21.2011
Transmitter Test Requires 50 Ohm Resistance, Ability to Handle Heat More

… And I’m Here to Help
by Charles S. Fitch, 3.2.2011
Certification Corner: what to do when the FCC knocks? More

We Got It Wrong Last Time
by Charles S. Fitch, 10.17.2010
Just what is the relationship between AM modulation and antenna current? More

Determining Tx Final Stage Efficiency Factors
by Charles S. Fitch, 6.18.2010
With a helpful assist from Benjamin the Cat More

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