- The most recent issue to be published was 127
- For further information, please see Publishing/Despatch Schedule
- Database last updated on Sat, 31 Aug 2024 19:32:15 +0100
- Online access is currently available for all issues. Some of
the older issues are bit-map scans rather than digital copies.
journal scans.
- Online voting for CREG articles was withdrawn in June 2022. For info see
Voting for CREG articles
Contents of journal 3 Spring 1989
This page may take a few
seconds to load. Please wait ...
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 Newsletter 3
(PDF 2.8MB) Individual articles may be available below
- published in Spring 1989. (This is a bit-map scan).
-
- Bosch Drills
- The application of Bosch electric drills to caving by Ben Bentham.
-
- Number of Turns has no Effect on Loop Antenna Performance
- David Gibson derives an expression for the performance of a loop antenna and demonstrates that the number of turns is not a contributing factor.
-
- Dryfit Battery Charger
- Rick Platt presents the circuit for a Dryfit battery charger.
-
- Circuit Ideas - Ultrasonic Rangefinding
- A simple circuit based on the Plessey TBA120S is given.
-
- Software Listing
- A BASIC program listing of software for calculating the output frequency of an LC oscillator is provided.
-
- Review - Speleonics 11
- Nick Williams reviews the latest issue of the American cave radio & electronics magazine.
-
- Feedback
- David Gibson provides some feedback on a letter about LEDs for distance measuring in issue 2.
-
- Terminations for Ribbon Aerials
- Some practical tips by David Gibson.
-
|
View Contents:
BCRA is a UK registered charity and is a constituent body of
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.
Searching
To Search our pages using Google, type a search
string in the box at the top of the page and hit your Return key
You can also search our publications catalogue at the British Caving Library
The CREG Journal Search Engine is a new, powerful search engine which will, sometime, be extended
to cover Cave & Karst Science. We have a keyword search facility on our Cave Science Indexes pages but this may be rather out-of-date.
|
For staff use: Link to Database
Show/Hide
download figures next to each item (if available and non-zero; you might need to refresh page first). Counters last
reset on Thu 03-Jan-2019 17:29:28 +00:00. The figures are non-unique
click-throughs.
|