TY - GEN AU - Beitman, M. N. TI - Practical radio mathematics U1 - 510 PY - 1941/// CY - London PB - Supreme Pub. KW - Radio mathematics N1 - Numbers, Fractions, Decimals, Simple formulas (Page-1), UNITS, Color Code, Meter Scales and Accuracy (Page-4), OHM, Law Radio Examples Graphs A. C. Ohmmeter (Page-6), Wattage rating Tables Series and Parallel (Page-9), Reactance Impedance Combined Circuits (Page-16), Vacuum Tubes Voltage and Power Amplifiers (Page-18), Service Hints, Point-o-Point Testing (Page-22), The Decibel Defined Table Examples (Page-24). ER -