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Contents of journal 21
September 1995
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CREG Journal Archive:
This issue is available on paper as part of a two-volume archive,
covering issues 1 to 25.
To purchase it, please visit
Lulu.com.
- CREG Journal
(PDF 4.3MB)
  Individual articles may be available below
- Contents. (This is a bit-map scan).
-
- The Spring '95 Field Meeting
- Mike Bedford reports on our latest field meeting in the Royal Forest of Dean - photos.
-
- CB Transverter Goes FM
- Ian Drummond reports the successful tests on his CB to cave radio transverters using CEPT FM rigs.
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- Reception of LF and VLF Signals at Brinchcombe Level
- The results of John Rabson's latest experiments.
-
- The GB2CRO Talk-through Box
- Notes from Nick Negus on the workings of this device.
-
- Baseband Earth Current Experiments
- A possible route to low cost effective cave communication. A report by Nigel Lovell.
-
- Earth Current / Induction Field Experiments - part 3
- Rob Gill describes his experiments on 27kHz at the field meeting.
-
- Power Line Interference
- Mike Bedford looks at power line interference and how to avoid it.
-
- Cave Radio Notebook
- 6: Ferrite rods, 7: noise-cancelling antennas, 8: range & power, 9: magnetic field detector. Notebook edited by David Gibson, with contributions from Nick Negus and Chris Trayner.
-
- A Design Procedure for Transmitter Loop Antennas
- David Gibson describes how a design needs to take account of bandwidth and effective aperture.
-
- Review: Fluorescent Lamp Driver
- David Gibson reviews an application note from Electronics World.
-
- R.F. Speech Processing
- Mark Stone outlines some techniques.
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- The RALF Project
- Mike Bedford describes a flexible approach to cave flash photography.
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- Bandwidth of Tuned Antenna does not Affect Performance
- David Gibson shows that bandwidth may be set independently of effective aperture and is no longer a limit on performance of tuned antennas.
-
- Update - ETSI 300 330 Signal Strength Limits
- David Gibson reports the latest from the Radiocommunications Agency.
-
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the British Caving Association,
undertaking charitable activities on behalf of the BCA.
BCRA publishes a range of periodicals and books.
Click here for further information.
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