(1) Kohl, D. A.: An electronic weather forecaster. In the column, The Amateur Scientist (C. L. Stong, ed.), Sci. Amer., Vol. 200, No. 3, March 1959, pp. 155-164.
(2) Krider, E. P. and R. C. Noggle: Broadband antenna systems for lightning magnetic fields. J. Appl. Meteor, Vol. 14, No. 3, March 1975, pp. 252-256.
(3) Krider, E. P., R. C. Noggle, and M. A. Uman: A gated, wide band magnetic direction finder for lightning return strokes. J. Appl. Meteor. Vol. 15, No. 3, March 1976, pp. 301-306.
(4) Weidman, C. D. and E. P. Krider: The fine structure of lightning return stroke wave forms. J. Geophys. Res. Vol. 83, No. C12, December 20, 1978, pp. 6239-6247, paper number 8C0527.
(5) Weidman, C. D. and E. P. Krider: The radiation field wave forms produced by intracloud lightning discharge processes. J. Geophys. Res. Vol. 84, No. C6, June 20, 1979, pp. 3159-3164, paper number 9C0316.
(6) Weatherbank, Inc.,1015 Waterwood Parkway, Suite J, Edmond, OK 73034; Toll-free: (800) 687-3562. http://www.weatherbank.com.
(7) Boltek Corporation, 2316 Delaware Ave., #254, Buffalo, NY 14216; (905) 734-8045. http://www.boltek.com.
(8) Test instruments
used by the authors:
Fluke Model 83 Multimeter
Leader Model LFG-1300S Function Generator
Tektronix Model THS 710 TekScope
Tektronix Model TDS 210 Digital Real Time Oscilloscope
Heathkit Model IP-2718 Tri-Power Supply
(9) Uman, M. A., 1987: The Lightning Discharge. Academic Press, Orlando, Florida.
(10) The Experimenter. Facinating Electronics, Inc., 31525 Canaan Rd., Deer Island, OR 97054-9610; Toll-free (800) 683-5487. http://www.columbia-center.org/fascinating/index.html.
(11) Suggested electronic component sources: RadioShack, local JAMECO, 1355 Shoreway Road, Belmont, CA 94002; (800) 304-3634 MOUSER ELECTRONICS, 958 N. Main, Mansfield, TX 76063-4827; (800) 346-6873 Digi-Key Corporation, 701 Brooks Ave., South, Thief River Falls, MN 56701-0677; (800) 344-4539
(12) Dyna Art Designs, 4707 140th Avenue, North, Suite #212, Clearwater, FL 34622-3836; (813) 524-1500. http://www.dynaart.com.
(13) Lancaster, D., 1975: Active-Filter Cookbook. Howard W. Sams, Inc., Indianapolis, IN.
(14) Jackson, R. M., 1993: The Experimenter. Electronics Now. Vol. 64, pp. 31-38, No. 7, July; and Jackson, R. M., 1993: The Experimenter. Electronics Now. Vol. 64, pp. 64-68, No. 8, August.
(15) MacGorman, D. R. and W. D. Rust, 1998: The Electrical Nature of Storms. Oxford University Press, New York, NY, 422 pp.
(16) Cummins, K. L., M. J. Murphy, E. A. Bardo, W. L. Hiscox, R. B. Pyle, and A. E. Pifer: A combined TOA/MDF technology upgrade of the U.S. National Lightning Detection Network. J. Geophys. Res., Vol. 103, No. D8, April 27, 1998, pp. 9035-9044, paper number 98JD00153.
(17) Global Atmospherics, Inc., 2705 E. Medina Road, Tucson, AZ 85706-7155; Toll-free: (800) 283-4557. http://www.glatmos.com/index.html.
(18) FAR Circuits, 18N640 Field Court, Dundee, Illinois 60118;
Voice/Fax: (847) 836-9148 http://www.cl.ais.net/farcir/.
The following GP-1 boards are available:
(19) Ference, M., H.B. Lemon and R.J. Stephenson, 1956: Analytical Experimental Physics, 2nd Rev. Ed. Univ. Chicago Press, Chicago, IL, 623 pp.
(20) Sears,F.W. and M.W. Zemansky, 1970: University Physics, 4th Ed. Addison-Wesley Pub. Co., Reading, MA, 671 pp.
(21) Mazeroski, D.W., 2000: A signal propagation model for determining the range of lightning return strokes from a single station. MS Thesis, Penn State University, 53 pp.
Shipping is approximately $1.50 per four boards. Contact supplier for exact costs.