Documentation

Here is documentation for the radio telescopes along with general documents such as observatory logs and instrument manuals. If you use any of this material—you are free to do so—please credit Dave Typinski, AJ4CO Observatory.

Data from the telescopes is available in the Data section of the archive. Software used at the observatory is available in the Software section of the archive.
[ICO]NameLast modifiedSize
[PARENTDIR]Parent Directory  -
[DIR]VHF Model/2021-09-05 02:06 -
[DIR]TFD 11 ft 0 in height/2021-09-05 02:06 -
[DIR]TFD 9 ft 2 in height/2021-09-05 02:06 -
[DIR]TFD 7 ft 4 in height/2021-09-05 02:06 -
[DIR]phasing lissajous/2021-09-05 02:06 -
[DIR]old/2021-09-05 02:06 -
[DIR]John Conover Terminated Tilted Folded Dipole Shortwave Antenna_files/2021-09-05 02:06 -
[   ]TFD Model Analysis (Typinski).indd2012-08-21 07:52 11M
[pdf]TFD Model Analysis (Typinski).pdf2012-08-21 07:58 2.6M
[jpg]DSC00307.JPG2012-08-20 21:24 1.9M
[pdf]A Little Gem for QRP - The T2FD, W8VFT (73, May 1984).pdf2012-04-29 05:09 490K
[jpg]DSC00307a.jpg2012-08-21 05:21 214K
[pdf]An Experimental All Band Nondirectional Transmitting Antenna, Countryman (QST 1949).pdf2012-05-09 19:02 159K
[calc]TFD Analysis (Typinski).xls2012-08-20 06:34 109K
[html]John Conover Terminated Tilted Folded Dipole Shortwave Antenna.htm2015-05-04 01:35 24K
[pdf]TFD Analysis (Typinski) - 11ft 0in SWR-Gain.pdf2012-08-20 06:25 21K
[pdf]TFD Analysis (Typinski) - 7ft 4in SWR-Gain.pdf2012-08-20 06:23 20K
[pdf]TFD Analysis (Typinski) - 9ft 2in SWR-Gain.pdf2012-08-20 06:24 20K
[pdf]TFD Analysis (Typinski).pdf2012-08-18 02:37 19K
[pdf]TFD Analysis (Typinski) - Net Gain Comparison.pdf2012-08-20 06:27 18K
[pdf]TFD Analysis (Typinski) - Directivity Gain Comparison.pdf2012-08-20 06:26 18K
[pdf]TFD Analysis (Typinski) - SWR Comparison.pdf2012-08-20 06:34 18K
[pdf]t2fd.pdf2015-05-04 01:35 17K
[pdf]TFD Analysis (Typinski) - SWR Data.pdf2012-08-20 06:23 9.3K
[   ]AJ4CO 24ft TFD square array 30 degs 90.EZ2017-09-05 05:07 2.3K
[   ]AJ4CO 24ft TFD square array 30 degs.EZ2017-09-05 05:04 2.3K
[   ]AJ4CO 24ft TFD square array.EZ2017-09-05 05:01 2.3K
[   ]AJ4CO TFD.EZ2012-08-26 18:32 1.6K
[   ]AJ4CO 24ft TFD.EZ2017-09-05 04:38 1.6K
[   ]AJ4CO Squished Rhombic.EZ2012-08-26 19:24 1.3K