Image Photon Counting System, prototype version, plus associated documentation designed by Prof. Boksenberg and used on the Hale Telescope at Mt. Palomar.
Mullard Plumbicon television camera with set-up tube, assembly constructed at University College London
Mullard Plumbicon spare television camera tube, type XQ1410B
Interdata Computer, model 70, serial no.237, including tape and disc drives
Magnetic tape drive by Pertec, model 6860 (back-up for part 3)
Disc drive by Diablo, series 31 (back-up for part 3)
Computer interface made at University College London
Computer extender board made by Interdata
7 disc packs with primary observing software
20 computer tapes with back-up observing software
Teletype no. 27-004F02 (original terminal)
Visual display unit by Lynwood, type DAD-1 (substitute for part 10)
TV monitor by Phillips, no. EL 8111/04 8990 281 11004 (for use on telescope in real time)
Oscilloscope by SE Laboratories, model SM 113 (used for debugging programs)
Storage oscilloscope by Tektronix Inc., model 611 (used for display of integrated data)
Recorder by Bryans, no. 36000 A3 (used for on-line plots of data)
Timing unit made at Universtiy College London
Harwell chassis with electronics for analogue data processing: prime and back-up amplifiers made at Harwell, prime and back-up power supplies made at Harwell, plus additional back-up power supply by Dynatron
NIM chassis with processing electronics
NIM chassis with camera control electronics made mainly at University College London, plus 2 power supplies by J & P Engineering Ltd.
Two divider boxes by EMI
One of two power supplies by Brandenburg, model 907P
High-voltage cable connecting parts 20 and 21
Radio-frequency filter by Bell
One of two voltage stabilizers, by Servomex
One of two high-current power supplies by Kingshill
Digital multimeter by Fluke, model 8000A to measure part 25
Solenoid made at University College London
Mu-metal screen made at UCL (spare for part 27)
Chiller by Churchill, model 10/CTC to cool solenoid
Cooler by Statim (back-up for part 29)
Rotary pump for part 30
Plastic hose by Armaflex and insulation to cool and insulate solenoid
Cables (to run between observing room and telescope)
Metres of coaxial cable plus connectors
Electronic instrument rack with memory system by Electronic Systems Ltd. plus memory interface at University College London
Fan unit (to cool part 35)
Two image intensifiers by EMI, prime and back-up
Electrostatic monitor by Hewlett Packard, model 1311
Box of small electronic components
Strengthening bars and other components for attachment to telescope
Toolbox containing spanners, files, rulers, hammer, knife, saw, pliers, socket keys, screwdriver, screws
Set of four LT power supply units by Kingshill Electronics mounted in rack.
Three spare LT power supply units by Kingshill Electronics.
Video and S/T generator
Timing unit with digitial readout
LT power supply by Coutant Electronics Limited.
Set of three Gardner auto transformers (2-3Kw) for converting 110 AC to 250 AC.
One of two power supply units by Brandenburg, model 907P
One of two voltage stabilizers units
One of two high-current power supplies by Kingshill
Handbooks and files relating to the Image Photon Counting System, prototype version, plus associated documentation designed by Prof. Boksenberg and used on the Hale Telescope at Mt. Palomar.
Strengthening bars and other components for attachment to telescope
