US7119686-B2  "#12: LM78S40 Simple Switcher DC to DC Converter", ITM e-Catalog, downloaded from http:www.pcbcafe.com, undated.;  "A Bridge for Measuring Storage Battery Resistance", by E. Willihncanz, The Electrochemical Society, preprint 79-20, Apr. 1941, pp. 253-258.;  "A Look at the Impedance of a Cell", by S. Debardelaben, IEEE, 1988, pp. 394-397.;  "A Package for ImpedanceAdmittance Data Analysis", by B. Boukamp, Solid State Ionics, 1986, pp. 136-140.;  "A review of impedance measurements for determination of the state-of-charge or state-of-health of secondary batteries", Journal of Power Sources, pp. 59-69, (1998).;  "Alligator Clips with Wire Penetrators", J.S. Popper, Inc. product information, downloaded from http:www.jspopper.com, undated.;  "Battery Impedance", by E. Willihnganz et al., Electrical Engineering, Sep. 1959, pp. 922-925.;  "DC_DC Converter Basics", Power Designers, downloaded from http:www.powederdesigners.comInfoWeb.design_centerarticlesDC-DCconverter.shtm, undated.;  "Determining The End of Battery Life", by S. DeBardelaben, IEEE, 1986, pp. 365-368.;  "Dynamic modelling of leadacid batteries using impedance spectroscopy for parameter identification", Journal of Power Sources, pp. 69-84, (1997).;  "Electrochemical Impedance Spectroscopy in Battery Development and Testing", Batteries International, Apr. 1997, pp. 59 and 62-63.;  "Examination Report" from the U.K. Patent Office for U.K. App. No. 0417678.0.;  "Field and Laboratory Studies to Assess the State of Health of Valve-Regulated Lead Acid Batteries: Part I ConductanceCapacity Correlation Studies", by D. Feder et al., IEEE, Aug. 1992, pp. 218-233.;  "Improved Impedance Spectroscopy Technique For Status Determination of Production LiSO2 Batteries" Terrill Atwater et al., pp. 10-113, (1992).;  "JIS Japanese Industrial Standard-Lead Acid Batteries for Automobiles", Japanese Standards Association UDC, 621.355.2:629.113.006, Nov. 1995.;  "Notification of Transmittal of The International Search Report or the Declaration", PCTUS0229461.;  "Notification of Transmittal of The International Search Report or the Declaration", PCTUS0306577.;  "Notification of Transmittal of The International Search Report or the Declaration", PCTUS0307546.;  "Notification of Transmittal of The International Search Report or the Declaration", PCTUS0307837.;  "Notification of Transmittal of The International Search Report or the Declaration", PCTUS0327696.;  "Notification of Transmittal of The International Search Report or the Declaration", PCTUS0341561.;  "Performance of Dry Cells", by C. Hambuechen, Preprint of Am. Electrochem. Soc., Apr. 18-20, 1912, paper No. 19, pp. 1-5.;  "Precision of Impedance Spectroscopy Estimates of Bulk, Reaction Rate, and Diffusion Parameters", by J. Macdonald et al., J. Electroanal, Chem., 1991, pp. 1-11.;  "Results of Discrete Frequency Immittance Spectroscopy (DFIS) Measurements of Lead Acid Batteries", by K.S. Champlin et al., Proceedings of 23rd International Teleco Conference (INTELEC), published Oct. 2001, IEE, pp. 433-440.;  "Search Report Under Section 17" for Great Britain Application No. GB0421447.4. (Jan. 28, 2005).;  "Simple DC_DC Converts Allows Use of Single Battery", Electronix Express, downloaded from http:www.elexp.comt_dc-dc.htm, undated.;  "The Impedance of Electrical Storage Cells", by N.A. Hampson et al., Journal of Applied Electrochemistry, 1980, pp. 3-11.;  Allen Test, Testproducts Division, "Programmed Training Course for 62-000 Series Smart Engine Analyzer," 2 page cover, Table of Contents, pp. 1-207 (1984).;  Burr-Brown Corporation, "Design A 60 Hz Notch Filter with the UAF42", Jan. 1994, AB-071.;  IEEE Recommended Practice For Maintenance, Testings, and Replacement of Large Lead Storage Batteries for Generating Stations and Substations, The Institute of Electrical and Electronics Engineers, Inc., ANSIIEEE Std. 450-1987, Mar. 9, 1987, pp. 7-15.;  Internal Resistance: Harbinger of Capacity Loss in Starved Electrolyte Sealed Lead Acid Batteries, by Vaccaro, F.J. et al., AT&T Bell Laboratories, 1987 IEEE, Ch. 2477, pp. 128,131.;  National Semiconductor Corporation, "High Q Notch Filter", Linear Brief 5, Mar. 1969.;  National Semiconductor Corporation, "LMF90-4th-Order Elliptic Notch Filter", RRD-B30M115, Dec. 1994.;  Notification of Transmittal of the International Search Report along with the Search Report for International Application No. PCTUS0327696, filed Sep. 4, 2003, date of mailing Apr. 15, 2004.;  Operator's Manual for "Modular Computer Analyzer," SUN, Model MCA 3000, Table of Contents and pp. 1-1 to 1-2; 2-1 to 2-19; 3-1 to 3-47; 4-1 to 4-27; 5-1 to 5-18; 6-1 to 6-16; 7-1 to 7-9; 8-1 to 8-5; 9-1 to 9-13; 10-1 to 10-10; 11-1 to 11-22; 12-1 to 12-33; 13-1 to 13-2; 14-1 to 14-13 (1991).