. QST . MODEL AC-1 $145. A Shpg. lbs. ^e^it^Ct ANTENNA IMPEDANCE METER KIT Use the Model AM-1 in con-junction wath a signal sourcefor measuring antenna im-pedance, line matching pur-poses, adjustment of beamand mobile antennas, andto insure proper impedancematch for optimum overallsystem operation. Will dou-ble, also, as a phone monitoror relative field strengthindicator. 1 ^^ C Q Shpg. Wt. 100 >ia. meter employed. I B^ 2 lbs. Covers the range from 0 to to 600 ohms. Cabinet is only 7 long, 22 wide, and Zli deep. An instrument of many uses for the

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectradio, bookyear1915