ERRATA
Electromagnetics Vol. 1 (BETA) by Steven W. Ellingson
Last Update: May 30, 2018
Please submit new errata using EITHER of the following methods:
-- Directly to the author by email to ellingson.1@vt.edu
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Errata sorted in order that they appear in the book (Dates written in YYMMDD format):
Noted 180116: p.19, Sec.2.3, Eq.2.3: Exponent should be "-12" (not "-23")
Noted 180118: p.33, Sec.3.5, Above Eq.3.3: "Delta z to infinity" should be "Delta z to zero".
Noted 180118: p.33, Sec.3.5, Above Eq.3.6: "Delta z to infinity" should be "Delta z to zero".
Noted 180122: p.37, Sec.3.8, First highlight box on left column: Beta is the *imaginary* part of gamma.
Noted 180122: p.37, Sec.3.8, Second highlight box on left column: Alpha is the *real* part of gamma.
Noted 180123: p.39, Sec.3.10, Fig. 3.13, "epsilon_r" should be "epsilon_s".
Noted 180123: p.43, Sec.3.12, Paragraph 2, Sentence 2: "incident" should be "reflected".
Noted 180125: p.45, Sec.3.13, Eq.3.92, "-(2 beta z + phi)" should be "-j(2 beta z + phi)" ("j" missing in two places).
Noted 180124: p.46, Sec.3.13, Fig 3.19, "lambda" (wavelength) indicated should be "lambda/2" (two places)
Noted 180214: p.47, Sec.3.14, Eq.3.98, denominator should say "minimum" (not "maximum")
Noted 180126: p.49, Sec.3.15, Eq.3.110, right hand side of equation is missing factor of Z_0.
Noted 180203: p.52, Sec.3.18, Eq.3.121, exponent should be "1/2", not "2"
Noted 180228: p.53, Sec.3.19, Eq.3.128, should be sqrt(300 ohms * 50 ohms), not sqrt(300 ohms * 300 ohms)
Noted 180326: p.53, Sec.3.19, Near top of left column, "quarter-wavel" should be "quarter-wave"
Noted 180326: p.54, Sec.3.19, Ex.3.6, Eq.3.130: "-j0.4142" should be "+j0.4142"
Noted 180326: p.54, Sec.3.19, Ex.3.6, unnumbered equation should read "Z_1(beta_1 l_1 = 0.793 rad) = 120.719-j0.111 ohm"
Noted 180326: p.54, Sec.3.19, Ex.3.6, Eq.3.131: "0.124 lambda" should be "0.126 lambda"
Noted 180326: p.54, Sec.3.19, Ex.3.6, Eq.3.132: "20.709 ohm" should be "120.719 ohm" and "32.2 ohm" should be "77.7 ohm"
Noted 180326: p.54, Sec.3.19, Ex.3.6, Following "Discussion.", "0.374 lambda" should be "0.376 lambda"
Noted 180205: p.59, Sec.3.22, Eq.3.150, units of beta should be "rad/m", not "rad"
Noted 180228: p.60, Sec.3.22, Right column, second line from top, should read "capacitor (B_p>0) or inductor (B_p<0)
Noted 180205: p.61, Sec.3.22, Eq.3.159, units of beta should be "rad/m", not "rad"
Noted 180216: p.81, Sec.4.6, Example 4.7: Delete "For example, the electric field ... see Section 2.2"
Noted 180216: p.81, Sec.4.6, Example 4.7: Delete the unit vector "r-hat" from Equation 4.104
Noted 180216: p.81, Sec.4.6, Example 4.7: Delete "This seems reasonable ... to this area"
Noted 180219: p.99, Sec.5.7, Example 5.6: In equation following "at the specified location r", "(-2 m)" should read "(2 m)"
Noted 180218: p.101, Sec.5.8, Highlight box in right column should read "The potential difference V21" (currently says "V12")
Noted 180530: p.108, Sec.5.15, In 4th line, "(i.e., V_12 =...)" should read "(i.e., V_21 =...)"
Noted 180530: p.117, Sec.5.22, Second bullet reads "...separation between the positive and negative charges", should read "separation between the charges squared",
Noted 180530: p.139, Table 7.1, right column, integral H dot ds should be integral H dot dl (i.e., ds-->dl).
Noted 180329: p.153, Sec.7.11, Eq.7.55: Operands on left side of equation are reversed; should be "n-hat cross (H_1-H_2)"
Noted 180331: p.160, Sec.7.15, Eq.7.80: Limits on first integral are t_0 and t_0+t; should be i(t_0) and i(t_0+t).
Noted 180331: p.160, Sec.7.15, text above Eq.7.86, "electrostatic" should be "magnetic"
Noted 180530: p.166: Table 8.1, right column, integral H dot ds should be integral H dot dl (i.e., ds-->dl).
Noted 180412: p.173, Sec.8.4, Last equation in Ex.8.3: "I=-(395 mA)..." should be "I=-(39.5 mA)..."
Noted 180412: p.173, Sec.8.4, Last paragraph of Ex.8.3: "... at t=n*pi/2 ..." should be "... at t=n/(2*f_0) ..."
Noted 180425: p.202, Sec.9.7, Eq.9.115: "-j k z" in exponents should be "-j beta z" (two places)