Wednesday, June 29, 2011

Cave electronics ebook

The Communications and Electronics Section (CES) of the National Speleological Society (NSS) released a new version of Speleonics, one of the few cave electronics magazines published.


Contents of number 27:
  • Radio Slave for Flash (A. Beswick )
  • 185 KHz Ferrite Core Antenna (P.R. Jorgenson)
  • Radio Propagation Testing in Lava Tubes (J. Cardy)
  • Carlsbad Caverns Radio Caving (P.R. Jorgenson)
  • Very High Power Radiobeacon (B. Pease
  • The TP-6N Field Telephone (J. Cardy)
  • Simple Phone Line Amplifier (J. Cardy)
  • Modifying the Classic Phone Patch (J. Cardy)
You can download it here.
Older versions are available on the NSS CommElect pages.

Wednesday, June 29, 2011

Cave electronics ebook

The Communications and Electronics Section (CES) of the National Speleological Society (NSS) released a new version of Speleonics, one of the few cave electronics magazines published.


Contents of number 27:
  • Radio Slave for Flash (A. Beswick )
  • 185 KHz Ferrite Core Antenna (P.R. Jorgenson)
  • Radio Propagation Testing in Lava Tubes (J. Cardy)
  • Carlsbad Caverns Radio Caving (P.R. Jorgenson)
  • Very High Power Radiobeacon (B. Pease
  • The TP-6N Field Telephone (J. Cardy)
  • Simple Phone Line Amplifier (J. Cardy)
  • Modifying the Classic Phone Patch (J. Cardy)
You can download it here.
Older versions are available on the NSS CommElect pages.