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Number of items: 63.
A check on Carnarvon in 2014 November following NBN construction
The site was checked for damage following the adjacent NBN construction. Everything was cleaned and tidied. The forward detector Peltiers were replaced. The water tank was refilled and the cooling-loop repaired.
Author : Hale, Steven J.
Date : 05 December 2014
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
A summary of the Haleakala data
The times for which we have Haleakala data are listed.
Author : Elsworth, Yvonne and Miller, Brek A. and Votruba, Alena
Date : 10 August 2006
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
A visit to Las Campanas after the lightning strike that destroyed our step-down transformer
A visit was made to Las Campanas in the wake of a major lightning strike. Our step­ down transformer was replaced and everything to carne back to life. Some problems with the clutch mechanism surfaced, but were dealt with. A new water-cooling system that included a 44-gallon oil drum was installed...
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Author : Lines, Richard
Date : 27 February 1998
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
A visit to Las Campanas in 1998 January
A trip to Las Campanas was made between 1998 January 21 and February 2. The dome-motor mounting plate was tightened, the software was upgraded, the water cooling loop was reconfigured, the temperature readout system was changed, a sun monitor was installed, a new UPS was installed, and the clutc...
[ more ]
Author : Miller, Brek A.
Date : 02 April 1998
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Aft-oven removed from Klaus at Mount Wilson in 2015 December
The aft cell-oven, magnet, and detectors were removed from spectrometer-K (``Klaus'') and returned to Birmingham. The tower was shutdown over the winter and will reopen in spring 2016.
Author : Hale, Steven J.
Date : 24 December 2015
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Alignment of Klaus in Mount Wilson
Author : Hale, Steven J.
Date : 07 August 2007
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Alignment of Klaus in Mount Wilson
The Pockels cell was emptied and refilled, all optics cleaned and aligned, a failing hard disk drive replaced, and the GPS repaired.
Author : Hale, Steven J.
Date : 01 August 2008
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Autoguider repairs at Mount Wilson in 2014 April
The autoguider was repaired, optics were cleaned, new counters were installed, and a new coelostat alignment technique suggested. The data are very much improved, but the repairs will not be complete until the primary mirror can be realuminized.
Author : Hale, Steven J.
Date : 23 June 2014
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Autoguider repairs in Las Campanas in 2012 March
The guider was adjusted and the grease on the mount worm gears replaced. All limit switches were replaced and tested. A new network camera was installed. The loose foam insulation on the dome and on the instruments was repaired.
Author : Hale, Steven J.
Date : 05 April 2012
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
BeebSub #56A and BeebSub #56B BBC Computer Substitutes
The BBC Computer Substitutes in Izaña are described.
Author : Barnes, Ian and Jackson, Barry and Miller, Brek A.
Date : 20 November 2003
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
BeebSub #56C -- an improved BBC computer substitute
The improved BBC Computer Substitute in Izaña is described.
Author : Barnes, Ian and Jackson, Barry and Miller, Brek A.
Date : 03 November 2004
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
BiSON data-file formats
The RAWDATA, DAT, CMP, SM1, DATA, IZDATA, BBC, and RES file formats are defined.
Author : Allison, John and Chaplin, William J. and Elsworth, Yvonne and Hale, Steven J. and Miller, Brek A.
Date : 19 February 2003
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
BiSON data-file formats
The RAWDATA, DAT, CMP, SMI, DATA, IZDATA, BBC, SUCIO, and RES file formats are defined.
Author : Allison, John and Chaplin, William J. and Elsworth, Yvonne and Hale, Steven J. and Miller, Brek A.
Date : 20 November 2003
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
BiSON data-file formats
The RAWDATA, DAT, CMP, SM1, DATA, IZDATA, BBC, SUCIO, and RES file formats are defined.
Author : Allison, John and Chaplin, William J. and Elsworth, Yvonne and Hale, Steven J. and Miller, Brek A.
Date : 15 September 2004
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
BiSON pockels-cell list
The Birmingham Solar-Oscillations Network Group has owned, and destroyed, many Pockels cells over the years.
Author : Hale, Steven J. and Williams, Hugh K. and Miller, Brek A.
Date : 02 November 2004
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
BiSON pockels-cell list
The Birmingham Solar-Oscillations Network Group has owned, and destroyed, many Pockels cells over the years.
Author : Hale, Steven J. and Williams, Hugh K. and Miller, Brek A.
Date : 01 July 2008
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
BiSON pockels-cell list
The Birmingham Solar-Oscillations Network Group has owned, and destroyed, many Pockels cells over the years.
Author : Hale, Steven J. and Williams, Hugh K. and Miller, Brek A.
Date : 29 January 2009
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
BiSON pockels-cell list
The Birmingham Solar-Oscillations Network Group has owned, and destroyed, many Pockels cells over the years.
Author : Hale, Steven J. and Miller, Brek A. and Williams, Hugh K.
Date : 15 September 2009
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Blind and mount controller repairs in Las Campanas in 2014 June
The blind open/close limit-switch, and the shutter-down limit-switch were both re-placed. The mount controller motor current-limits were increased. The water-cooling pump and motor were restored.
Author : Hale, Steven J.
Date : 15 July 2014
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Carnarvon health check
A brief look at the current condition of Mark V and Jabba in Carnarvon.
Author : Hale, Steven J.
Date : 09 November 2006
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Carnarvon trip report -- July/August 2005
The main aim of this trip was to get the station running again after the May floods by fitting a new rain detector and a new amplifier/V-F module for Mark V, and by trying out new detector modules in Jabba. A few other repair and maintenance tasks were also achieved.
Author : New, Roger and Hale, Steven J.
Date : 25 January 2006
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Carnarvon trip report -- May 2005
Details of the work undertaken during a trip to Carnarvon during May 2005 is presented.
Author : Barnes, Ian and Hale, Steven J.
Date : 08 September 2005
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
How do you get to the zoo?
Directions to the zoon are presented along with the answers to many other questions.
Author : Miller, Brek A.
Date : 28 August 2002
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Jabba is returned to Carnarvon in 2009 July
We visited Carnarvon from July 1 to 17. We put Jabba back on the mount. We also upgraded the computer from Fedora Core 5 to Fedora 10.
Author : Barnes, Ian and Miller, Brek A.
Date : 07 September 2009
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Mark I scaler system
Drawings of the Mark I scaler system in Iza:fia are presented.
Author : McLeod, Clive P.
Date : 10 July 2002
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
New computer in Mount Wilson
The PC in Mount Wilson had failed. A replacement was built in Birmingham and installed on this trip. A new UPS and mains controller were installed. The effect of the primary mirror position on beam alignment was investigated.
Author : Hale, Steven J.
Date : 26 May 2009
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
New temperature controller for Hannibal in Las Campanas in 2015 April
A new temperature controller for Hannibal was installed. The mount RA motor was replaced. Some general maintenance was done on the weather sensors.
Author : Hale, Steven J.
Date : May 2015
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
PC replaced in Izana in 2012 October
Details of the trip to Izana in 2012 October are presented.
Author : Hale, Steven J.
Date : 21 November 2012
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
PD/VFC #2 -- a detector for the Izana transmission monitor
The PD/VFC #2, a detector for the Izaña transmission monitor, is described.
Author : Barnes, Ian and Hale, Steven J. and Jackson, Barry and Miller, Brek A.
Date : 07 July 2005
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Progress report on the construction of the South African dome -- 1989 November/December
Author : Davidson, Colin and Williams, Hugh K.
Date : 25 March 2004
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
RED v1.7 -- variable Cadence
New versions of RED and ORANGE are ready. They now allow an optional CADENCE keyword in the control file.
Author : Hale, Steven J. and Miller, Brek A.
Date : 19 March 2004
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Replacement of counters, temperature monitor, and peltiers in Carnarvon in 2013 September
The counters were replaced with a new unit, and the temperature monitor was upgraded from an old 10-bit system to a new 24-bit version. The Peltiers in the aft detectors were replaced.
Author : Hale, Steven J.
Date : 30 September 2013
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Shutter problems in Carnarvon in 2015 February
The shutter motor keeps tripping out, and causing the dome to become stuck open. The dome and shutter motors were swapped over to eliminate a fault with the motor. It was discovered that there was no keyway on the shutter motor shaft which was allowing the motor to slip. A second fault was found on ...
[ more ]
Author : Hale, Steven J. and Jackson, Barry
Date : 09 March 2015
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Summary of autoguider wye cables
Wiring diagrams for the autoguider wye cables used on all five mounts are presented.
Author : Hale, Steven J.
Date : 10 December 2013
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Sutherland 2011 March port detector peltier repair
Temperature control of the port detector had been lost. The Peltiers were replaced. I installed new Dec limit switches, upgraded the computer to Fedora 14, installed a new hard disk, and replaced the CPU fan in the computer.
Author : Hale, Steven J.
Date : 03 June 2011
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Sutherland 2012 June installation of tiger counters
The gating on the original counters had failed. Only the first channel (FSTAR) was producing any useful data. On this trip, the counters were removed and replaced with the new \Tiger Counters". Also, a new pan/tilt network camera was installed.
Author : Hale, Steven J.
Date : 26 July 2012
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Sutherland health check
A brief look at the current condition of Spectrometer F in Sutherland.
Author : Hale, Steven J.
Date : 21 June 2006
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Temperature control repairs in Narrabri in 2015 October
The temperature drive cable was replaced, a new water-loop motor and pump was installed, and an air conditioner was replaced. The current-limit on the mount motors was increased, and the mount gears cleaned and re-lubricated.
Author : Hale, Steven J.
Date : 04 December 2015
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Temperature controller repairs in Mount Wilson in 2009 July
The temperature controllers in Mount Wilson were repaired.
Author : Hale, Steven J.
Date : 29 September 2009
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The BiSON CD-ROM data store
The organization of the BiSON CD ROM Data Store is described. The procedures for adding data to the maintaining the Complete Dat Archive are prescribed.
Author : Allison, John and Chaplin, William J. and Elsworth, Yvonne and Hale, Steven J. and Miller, Brek A.
Date : 11 May 2004
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The Hannibal temperature controllers
A temperature controller for Hannibal in Las Campanas.
Author : Hale, Steven J.
Date : 08 May 2015
Source : Technical Report. Birmingham Solar Oscillations Network.
Collection : BiSON Technical Report Series
The Narrabri temperature controller
Some technical information on the Narrabri Temperature Controller is presented.
Author : Barnes, Ian
Date : 09 November 2010
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The Sutherland temperature controllers
Some technical information on the configuration of the Sutherland Temperature Con-trollers is presented.
Author : Barnes, Ian
Date : 29 January 2009
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The construction of the Narrabri dome -- 1992 August
Author : Williams, Hugh K.
Date : 25 March 2004
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The grand opening of the Las Campanas Zoo
The zoo software is installed in Las Campanas on a new computer. The instruments are cleaned, the alignment checked, and all other electronics re-calibrated.
Author : Hale, Steven J. and Miller, Brek A.
Date : 01 February 2006
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The grand opening of the Mount Wilson Zoo
The zoo software is installed in Mount Wilson on a new computer. The front cell is changed because all of the potassium had leaked out. One of the forward detectors was replaced because it was noisy.
Author : Miller, Brek A.
Date : 14 September 2005
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The grand opening of the Narrabri Zoo in 2004 July
The zoo system is installed in Narrabri. The relay box is rewired so that it can handle the new blind motor.
Author : Jackson, Barry and Miller, Brek A.
Date : 02 November 2004
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The grand opening of the Sutherland Zoo
The zoon software is instaleed in Sutherland on a new computer.
Author : Barnes, Ian and Miller, Brek A.
Date : 16 October 2006
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The installation of Klaus at Mount Wilson in 1996 June
Roger New visited Mount Wilson from 1996 April 2 to April 14 and fixed a problem with the cell that began on 1996 January 8. Roger returned to Mount Wilson with Brek Miller on 1996 July 17 to install Klaus, the newest two-magnet spectrometer.
Author : Miller, Brek A. and New, Roger
Date : 14 May 1999
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The installation of a digital autoguider and tiger counters in Narrabri in 2013 April
A digital autoguider (the \mount controller") was installed. New \Tiger" counters replaced the existing, broken, scaler system.
Author : Hale, Steven J. and Davies, Guy R.
Date : 20 May 2013
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The installation of a digital autoguider in Carnarvon in 2011 September
We upgraded the autoguider and mount control system on this visit. We installed a digital autoguider: the mount controller.
Author : Hale, Steven J. and Miller, Brek A.
Date : 06 January 2012
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The installation of a digital autoguider in Las Campanas in 2011 March
I upgraded the autoguider and mount control system on this visit. I installed our first digital autoguider: the mount controller. I installed a new UPS, cured the step in Ivan, installed a new waterproof cloud detector, cleaned the rain detector, replaced the cups on the anemometer, and replaced the...
[ more ]
Author : Miller, Brek A.
Date : 26 May 2011
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The installation of a digital autoguider in Sutherland in 2013 November
A digital autoguider (the "mount controller") was installed.
Author : Hale, Steven J.
Date : 10 December 2013
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The installation of a new transmission monitor in Izana in 2004 November
The transmission-monitor photomultiplier tube is replaced by a new transmission monitor based on a photodiode. A temperature monitor is installed. It monitors the temperatures of the outside air, the upstairs room, the spectrometer baseplate, the interference filter, the scattered-light photomultipl...
[ more ]
Author : Hale, Steven J. and Miller, Brek A.
Date : 26 January 2005
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The installation of new temperature controllers at Narrabri in 2010 February
Details of the trip to Narrabri in 2010 February are presented.
Author : Barnes, Ian and Hale, Steven J.
Date : 09 November 2010
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The installation of the Sutherland temperature controllers in 2007 August
Details of the trip to Sutherland to install new temperature controllers and replace the damaged water tank are presented.
Author : Barnes, Ian
Date : 15 January 2008
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The mount controller
a digital autoguider for Las Campanas
Author : Barnes, Ian and Miller, Brek A.
Date : 26 May 2011
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The removal of Jabba from Carnarvon in 2006 November
Ian Barnes, Brek Miller, and Barry Jackson visited Carnarvon late in 2006. Jabba was removed from the mount, the weather cabling was replaced, all the dome roolers were replaced, the cloud detector LDR was replaced, some mount limit switches were replaced, the computer was replaced, the temperature ...
[ more ]
Author : Barnes, Ian and Miller, Brek A. and Jackson, Barry
Date : 01 February 2007
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The replacement of the blind motor and the connection of the station to the internet in Narrabri in 2000 March
I visited Narrabri from 2000 March 17 to March 22. I replaced the blind motor and connected the station to the Internet. I looked at the V/F problem, but was not able to fix it.
Author : Miller, Brek A.
Date : 14 August 2000
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The replacement of the shaft couplers in Las Campanas in 2008 March
All shaft couplers were replaced. The front filter mounts on both instruments were replaced and the alignment checked.
Author : Hale, Steven J.
Date : 23 April 2008
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
The trip to Las Campanas during the big snowstorm of 1997 August
I had to make many repairs to the electronics, the damage looks like it was caused by a lightning strike. Work was hampered at first by high winds, and then by heavy snowfall. A small group of people were trapped on the mountain: The roads were out, the phone lines down, the electricity ...
[ more ]
Author : Miller, Brek A.
Date : 12 November 1997
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Update on my report on the trip to Mount Wilson (Hale) Observatory
Author : Elsworth, Yvonne
Date : 17 August 1992
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
Work carried out at Narrabri in 2003 July
The main aims of this trip were to install the latest version of the Automatic Gain Control (AGC) circuit to try to improve the Narrabri Autoguider, to reconfigure the blind motor system and to install a "magnetic" Pockels cell. In the end, the latter was thwarted by an unexpected fault in the "velo...
[ more ]
Author : New, Roger and Isaak, George R.
Date : 08 October 2003
Source : Technical Report. Birmingham Solar Oscillations Network.
Keywords : Helioseismology, Observations; Oscillations, Solar
Collection : BiSON Technical Report Series
This list was generated on Thu Apr 27 01:54:25 2017 IST.