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Date Name Thumbnail Size Description Versions
05:30, 2 April 2017 Moore network.jpg (file) 165 KB   6
02:30, 27 July 2016 Apogee u16 ccd and circuitboard sm.jpg (file) 438 KB The interior electronics of an Andor/Apogee U16 camera and the sealed CCD chamber. 1
02:14, 27 July 2016 Apogee u16 shutter mechanism sm.jpg (file) 366 KB Inside the front housing of an Apogee U16 camera the solenoid-actuated shutter opens when powered and closes by spring action when the power is removed. 1
21:21, 20 March 2015 Htintd8h.jpg (file) 144 KB Speco Technologies HTINTD8 camera 1
04:44, 6 September 2014 RC24 focuser new electronics.jpg (file) 618 KB Replacement RC24 focuser controller. 1
04:16, 6 September 2014 RC24 focuser inside.jpg (file) 2.13 MB A view inside the focuser showing the ends of the support rods and the central screw drive shaft. 1
04:13, 6 September 2014 RC24 focuser cell.jpg (file) 2.22 MB Rear of secondary cell showing the support from the focuser structure. 1
04:07, 6 September 2014 Motor wiring swarthmore 20111213.jpg (file) 45 KB Photo of the Swarthmore RC24 motor connector courtesy of Eric Jensen. 1
03:58, 6 September 2014 RC24 focuser motor.jpg (file) 1.97 MB The RC24 focuser motor is a Pittman 9237S011-R1 24 V brush commutated DC motor. The encoder is housed in the assembly on the back of the motor shaft. Its electronics are replaceable. 1
03:28, 6 September 2014 RC24 focuser on telescope.jpg (file) 2.58 MB Focuser on the RC24 in August 2014 with original cabling. Note ribbon should hide behind the support. 1
06:54, 7 August 2014 Rotation control schematic.jpg (file) 61 KB   3
08:28, 30 January 2013 Aij fits header editor.png (file) 102 KB FITS header editor in AstroImageJ. 1
08:28, 30 January 2013 Aij fits header settings.png (file) 81 KB FITS header settings in AstroImageJ. 1
08:24, 30 January 2013 Aij astrocc.png (file) 90 KB Astrocc in AstroImageJ. 1
08:23, 30 January 2013 Aij dataprocessor.png (file) 166 KB Data processor user interface in AstroImageJ. 1
08:22, 30 January 2013 Aij stack control panel.png (file) 30 KB Stack control panel in AstroImageJ. 1
08:17, 30 January 2013 Aij imagedisplay.png (file) 837 KB Image display for AstroImageJ. 1
08:16, 30 January 2013 Aij ijwindow.png (file) 4 KB Toolbar for AstroImageJ 1
07:43, 16 July 2012 Focuser phidgets electronics overview sm.jpg (file) 260 KB   1
07:43, 16 July 2012 Focuser phidgets board wired sm.jpg (file) 394 KB   1
07:42, 16 July 2012 Focuser motor wired sm.jpg (file) 190 KB   1
07:42, 16 July 2012 Focuser control enclosure sm.jpg (file) 193 KB   1
07:10, 16 July 2012 Phidgets servo encoder cable.jpg (file) 38 KB Encoder cable wiring for the Phidgets servo from the manual for a cable available from them. 1
06:54, 16 July 2012 Phidgets servo digital input.jpg (file) 16 KB Digital input to Phidgets servo card from the manual 1
22:22, 1 July 2012 Phidgets 1065 servo board crop.jpg (file) 146 KB Servo motor board part 1065 from Phidgets (www.phidgets.com). 1
21:31, 1 July 2012 Hedrick focuser encoder 02 sm.jpg (file) 236 KB Shows the US Digital E4P encoder with its protective cover removed. The pins are numbered by hand starting with E4P#1 (+5 VDC). 1
19:25, 23 April 2012 Astrocc.jpg (file) 119 KB Screenshot of AstroCC version 3.0 2