nv is an NEC4 input file viewer; it runs in DOS mode. nv INPUT_FILE nov is an NEC4 output file viewer; it runs in DOS mode. NOV OUTPUT_FILE n1200, n1400, and n1800 perform the analysis, with 1200 segments, 1400 segments, and 1800 segments respectively When typing in the input and output filenames, do not include quotation marks (") to enclose a filename that contains spaces. Also, do not escape spaces in the filename with a backslash, as in unix. An example n1200 run follows: H:\Antennas\NEC4>n1200 ENTER DATA INPUT FILENAME >in.txt ENTER DATA OUTPUT FILENAME >out.txt NEC-4.1 RUN IN PROGRESS. INPUT FILE:in.txt NEC-4.1 Distribution is normally limited to U.S. Government agencies and their contractors for operational and administrative use (3 Jun 94). All requests except foreign requests shall be directed to Lawrence Livermore National Laboratory (LLNL) at P.O. Box 808, L-156, Livermore, CA 94550. Foreign requests shall be submitted through embassy channels and HQDA (DAMI_CIT) to the Commander, USAISC, ATTN: ASIS, Fort Huachuca, AX 85613-5000. Further distribution by authorized recipients is not permitted. Stop - Program terminated. H:\Antennas\NEC4>