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  -
[calc]00 TFD Baluns Comparison 20121103.xls2012-11-16 04:36 26M
[pdf]TFD Baluns Comparison 20121103.pdf2012-11-16 04:42 2.7M
[jpg]IMG_3753a.jpg2012-11-04 05:51 1.9M
[jpg]IMG_3739a.jpg2012-11-15 05:04 1.1M
[jpg]IMG_3746a.jpg2012-11-15 04:56 1.1M
[jpg]IMG_3752a.jpg2012-11-15 05:01 1.1M
[jpg]IMG_3751a.jpg2012-11-15 05:00 1.1M
[jpg]IMG_3750a.jpg2012-11-15 04:59 1.1M
[jpg]IMG_3737a.jpg2012-11-15 05:03 1.1M
[jpg]IMG_3733a.jpg2012-11-15 04:46 1.1M
[jpg]IMG_3736a.jpg2012-11-15 05:02 1.1M
[jpg]IMG_3740a.jpg2012-11-15 05:04 1.1M
[jpg]IMG_3748a.jpg2012-11-15 04:57 1.0M
[jpg]IMG_3734a.jpg2012-11-15 04:49 1.0M
[jpg]IMG_3745a.jpg2012-11-15 04:56 1.0M
[jpg]IMG_3743a.jpg2012-11-15 04:54 1.0M
[jpg]IMG_3738a.jpg2012-11-15 05:03 1.0M
[jpg]IMG_3741a.jpg2012-11-15 05:05 1.0M
[jpg]IMG_3735a.jpg2012-11-15 04:50 1.0M
[jpg]IMG_3742a.jpg2012-11-15 04:52 1.0M
[jpg]IMG_3749a.jpg2012-11-15 04:58 1.0M
[jpg]IMG_3752.JPG2012-11-03 22:46 1.0M
[jpg]IMG_3739.JPG2012-11-03 22:46 966K
[jpg]IMG_3744a.jpg2012-11-15 04:55 957K
[jpg]IMG_3751.JPG2012-11-03 22:46 955K
[jpg]IMG_3745.JPG2012-11-03 22:46 950K
[jpg]IMG_3743.JPG2012-11-03 22:46 934K
[jpg]IMG_3746.JPG2012-11-03 22:46 922K
[jpg]IMG_3750.JPG2012-11-03 22:46 919K
[jpg]IMG_3734.JPG2012-11-03 22:46 908K
[jpg]IMG_3747a.jpg2012-11-15 04:57 906K
[jpg]IMG_3737.JPG2012-11-03 22:46 887K
[jpg]IMG_3744.JPG2012-11-03 22:46 870K
[jpg]IMG_3733.JPG2012-11-03 22:46 867K
[jpg]IMG_3740.JPG2012-11-03 22:46 864K
[jpg]IMG_3735.JPG2012-11-03 22:46 842K
[jpg]IMG_3736.JPG2012-11-03 22:46 835K
[jpg]IMG_3738.JPG2012-11-03 22:46 803K
[jpg]IMG_3748.JPG2012-11-03 22:46 802K
[jpg]IMG_3741.JPG2012-11-03 22:46 778K
[jpg]IMG_3749.JPG2012-11-03 22:46 760K
[jpg]IMG_3747.JPG2012-11-03 22:46 748K
[jpg]IMG_3742.JPG2012-11-03 22:46 733K
[jpg]IMG_3754.JPG2012-11-03 22:46 608K
[jpg]IMG_3753.JPG2012-11-03 22:46 592K
[ ]Cal 32 - End of 28in RG-58 Cables, Ports A & B - PortA_Cal.acal2012-11-03 20:14 258K
[ ]Cal 33 - End of 90ft RG-58 new connectors.acal2012-11-03 21:47 244K
[ ]Cal 31 - End of 28in RG-58 Cable.acal2012-11-03 19:39 244K
[calc]08 Balun 4 Side A with 50 ohms on coax terms and 800 ohms on Side B.csv2012-11-03 20:55 162K
[calc]09 Balun 4 Side B with 50 ohms on coax terms and 800 ohms on Side A.csv2012-11-03 20:59 162K
[calc]05 Balun 5 with balun 2 with 50 ohm load.csv2012-11-03 20:06 157K
[calc]04 Balun 2 with balun 5 with 50 ohm load.csv2012-11-03 20:04 157K
[calc]01 Balun 2 with 800 ohm resistive load.csv2012-11-03 19:43 155K
[calc]03 Balun 5 with 800 ohm resistive load.csv2012-11-03 19:53 155K
[calc]02 Balun 3 with 800 ohm resistive load.csv2012-11-03 19:47 155K
[calc]Cal 31 check.csv2012-11-03 19:41 154K
[calc]11 Balun 4 Side B with 800 ohms on ant terms Side B, no loads on Side 1.csv2012-11-03 21:17 154K
[calc]10 Balun 4 Side A with 800 ohms on ant terms Side A, no loads on Side 2.csv2012-11-03 21:15 154K
[calc]07 Balun 4 Side B with 800 ohms on ant terms and 50 ohms on Side A.csv2012-11-03 20:50 154K
[calc]06 Balun 4 Side A with 800 ohms on ant terms and 50 ohms on Side B.csv2012-11-03 20:48 154K
[calc]14 TFD Balun 4 Side B.csv2012-11-03 22:08 154K
[calc]Cal 32 check port A.csv2012-11-03 20:16 153K
[calc]Cal 33 check sweep.csv2012-11-03 21:48 153K
[ ]S21, VNA Port A Balun 2, VNA Port B Balun 5.scnb2012-11-03 20:20 99K
[ ]S21, VNA Port A Balun 5, VNA Port B Balun 2.scnb2012-11-03 20:22 99K
[ ]S21, Balun 4, VNA Port A on balun Side B, VNA Port B on balun Side A.scnb2012-11-03 21:07 99K
[ ]S21, Balun 4, VNA Port A on balun Side A, VNA Port B on balun Side B.scnb2012-11-03 21:06 99K
[ ]Cal 32 check Port B.scnb2012-11-03 20:18 95K
[calc]S21, VNA Port A Balun 2, VNA Port B Balun 5_B.csv2012-11-03 20:20 95K
[calc]S21, VNA Port A Balun 5, VNA Port B Balun 2_B.csv2012-11-03 20:22 95K
[calc]S21, Balun 4, VNA Port A on balun Side B, VNA Port B on balun Side A_B.csv2012-11-03 21:07 94K
[calc]S21, Balun 4, VNA Port A on balun Side A, VNA Port B on balun Side B_B.csv2012-11-03 21:06 94K
[calc]Cal 32 check Port B_B.csv2012-11-03 20:18 91K
[ ]08 Balun 4 Side A with 50 ohms on coax terms and 800 ohms on Side B.scn2012-11-03 20:55 64K
[ ]09 Balun 4 Side B with 50 ohms on coax terms and 800 ohms on Side A.scn2012-11-03 20:59 64K
[ ]05 Balun 5 with balun 2 with 50 ohm load.scn2012-11-03 20:06 62K
[ ]04 Balun 2 with balun 5 with 50 ohm load.scn2012-11-03 20:04 62K
[ ]Cal 31 check.scn2012-11-03 19:41 62K
[ ]01 Balun 2 with 800 ohm resistive load.scn2012-11-03 19:43 62K
[ ]03 Balun 5 with 800 ohm resistive load.scn2012-11-03 19:53 62K
[ ]02 Balun 3 with 800 ohm resistive load.scn2012-11-03 19:47 61K
[ ]Cal 32 check port A.scn2012-11-03 20:16 61K
[ ]Cal 33 check sweep.scn2012-11-03 21:48 61K
[ ]13 TFD Balun 4 Side A.scn2012-11-03 22:02 61K
[ ]14 TFD Balun 4 Side B.scn2012-11-03 22:08 61K
[ ]11 Balun 4 Side B with 800 ohms on ant terms Side B, no loads on Side 1.scn2012-11-03 21:17 61K
[ ]10 Balun 4 Side A with 800 ohms on ant terms Side A, no loads on Side 2.scn2012-11-03 21:15 61K
[ ]07 Balun 4 Side B with 800 ohms on ant terms and 50 ohms on Side A.scn2012-11-03 20:50 61K
[ ]06 Balun 4 Side A with 800 ohms on ant terms and 50 ohms on Side B.scn2012-11-03 20:48 61K
[ ]Cal 32 - End of 28in RG-58 Cables, Ports A & B - PortB_Cal.bcal2012-11-03 20:13 14K