Path: news.unomaha.edu!sol.ctr.columbia.edu!howland.reston.ans.net!agate!library.ucla.edu!news.mic.ucla.edu!MVS.OAC.UCLA.EDU!OSYSMAS From: OSYSMAS@MVS.OAC.UCLA.EDU (Michael Stein) Newsgroups: rec.radio.amateur.homebrew Subject: Re: VLF/ELF Date: Sat, 05 Feb 1994 07:34 Organization: UCLA Microcomputer Support Office Lines: 58 Sender: MVS NNTP News Reader Message-ID: <19940205073440OSYSMAS@MVS.OAC.UCLA.EDU> References: <7Bw1gc1w165w@vulcan.com> NNTP-Posting-Host: mvs.oac.ucla.edu >I have been looking for some reference material on VLF and have been >unable to find any. Can anyone point me to any material on VLF receivers >? I am especially interested in receiving (is it WWVB?) on 60 kHz, but >would also be interested in the unlicensed band at (what I think is 1750 >meters). "Low-Frequency Receiving Techniques" Radio-Electronics, March-July 1983 R.W. Burhans "WWVB 60KHz Frequency Comparator Receiver" 73 Magazine, September 1972 "Experiment With WWVB" Radio-Electronics, August 1973 by Don Lancaster "Cub 54, Where Are You? (Or How to Navigate Using Mini-O)" Series of articles on the Omega system and how to receive/use it. Byte, February, March, April 1977 R.W. Burhans For the format of WWVB see NIST Special Publication 432 "The low and medium frequency Radio Scrap Book" Ken Cornell, W2IMB Information on circuits for VLF & Lofer operation (receiving and transmitting). Code of Federal Regulations, Title 47 FCC regs part 15 section 15.217 operation in the band 160-190 Khz (lofers. You should read all of part 15 though). "A Computer-Controled LORAN-C Receiver for Precision Timekeeping" David L. Mills Electricial Engineering Department University of Delaware Technical Report 92-3-1 March 1992 path: louie.udel.edu in /pub/ntp/loran.tar.Z "Using the World's Most Accurate Frequency Standard, Part 1" 73 Amateur Radio Today, January 1994 "LORAN-C User Handbook" Department of Transportation Coast Guard May 1980 COMDTINST M16562.3 (old GC-462) Introduction and overview of LORAN-C system, system locations/coverage areas, pulse formats etc. "Using LORAN-C for Time and Frequency Calibration" Radio-Electronics, July 1983 R. W. Burhans