This file is not intended to be read by humans. Please go to the formatted index
# format auto-updated on access: Mon 27-Nov-2017 11:29:41 +01:00 CREG Journal Contents Improvements to Caving Lamps David Gibson describes some existing 'high-tech' lamp drivers and introduces his 48-white-LED caving lamp. Combating Earth Electrode Resistance John Rabson suggests how to obtain low resistance earth connections for use with a surface earth-electrode array. Seriously Tough Components: a Lesson from the Military Jeremy Davis takes a look at military electronic components and constructional techniques. CREG at BCRC Richard Rushton reports on CREG's attendance at the recent BCRC conference. Mount Royal Tunnel to Staten Island Railway Mike Bedford reviews two early papers on underground radio and one on capacitively-coupled SWTs. Llangollen: Spring '98 Mike Bedford looks back on our latest field meeting. Millennium Mayhem and How to Avoid it John Wilcock outlines the problems and suggests some suitable cures. Build the Cournouze Cave Radio for 137kHz Jean-Jaques Fauchez provides circuit details for his 137kHz Cournouze cave radio. When Things go Wrong Rob Gill looks back over previous field tests and suggests that more structured planning would yield benefits. A Broadband Survey Loop for the VLF & LF Spectrum Ian Drummond describes the construction of a loop antenna for measuring electromagnetic noise. Thoughts on Dual-band Design John Hey considers modification to his 87kHz design to incorporate 136kHz. Hand-on Antenna Tuning Practical guidelines on tuning a loop antenna by John Hey. Web Watch Peter Ludwig brings us a mixed bag in his quarterly roundup of Web sites. Cave Radio - the Lighter Side Rosy Rabson show-cases some of the less serious moments in CREG's past and offers a prize for the best photo-caption. Greensites or Groansites? Dave Edwards looks back on a decade of the SWCC's Greensites Project, and shows that there's a long way to go before geophysical methods can reliably find caves. The Umbrella Antenna In the quest for an ergonomically-friendly cave radio loop antenna, Mike Bedford suggests you use an umbrella and provides details of how to go about it. Wet & Dry This quarter we investigate RF connectors with a view to cave electronics use. Column edited by Richard Rushton. Letters to the Editor Feedback, debate, information & news - our readers have their say.