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4 - Electromagnet for demonstrations unknown, Electromagnet with two solenoids and an eyelet on the top to demonstrate the ability of an electromagnet to lift iron when the current is flowing. |
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1832 - Fahrenheit Temperature Gauge A J William Electrical Instruments, |
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R W Paul, |
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1234 - Cathode ray Tube for oscilloscope EMI?, |
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Unknown, Series of Coils on Wooden Formers, connected in parallel. A Long Solenoid is in the centre. All wiring is silk-covered. |
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unknown, Other This is a model example of a portable balance that was used by market merchants to weigh goods for sale. It was hung on a hook or held up by hand. The weight on the arm is moved to balance the goods in the pan. This example is in Ottoman... |
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Kinemetrics, Usa According to the manufacturer, the Kinemetrics SS-1 Ranger Seismometer 'is the terrestrial version of the "lunar seismometer" designed for the Ranger lunar program. The current SS-1 retains the original features of small size, high sensitivity,... |
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Widdis Diamond Dry Cells Pty Ltd, Australia This B battery was designed to output 45 Volts at 10 to 15 milliAmps. It contains thirty flat carbon-zinc cells in series. The battery was used to power portable valve radios from about 1925 to 1955. Most radios required two of these in series,... |
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Edge & Edge, Australia Ammeter with scale to 150 Amps from Ultimo Power Station. It is direct reading with a coil of 2 turns carrying the whole current. Was on loan. Returned to Prof Heckenberg 8/3/2016 |
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University, Australia Ammeter reading to 300 Amps for industrial use. Purchased from a vendor of surplus railway material. Supposedly from a 'red rattler' Sydney suburban electric train. Extra photos show a similar unit in a preserved 'red rattler' in 2017. |
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1840 - Set of Gas Discharge Tubes Philips, Other Each tube in the box of five tubes has a different gas or vapour. Each is a discharge tube, and contains Helium, Mercury, Neon, or Argon. They all would have screwed into the same high voltage supply unit. Each will produce a spectrum with... |
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1845 - Cambridge Precision Decade Bridge Cambridge Instrument Co. Ltd, England, No. L-361743, England |
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1846 - TI-59 Programmable Calculator with PC-100A Printer Texas Instruments, Usa |
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British Thompson Houston, England Loudspeaker used with Coffin Radios in the 1920s. |
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1850 - Coffin TRF Wireless Receiver unknown- home made, Australia Tuned Radio Frequency (TRF) radio receiver from the 1920s, using thermionic valves. The wooden box with hinged lid has led to it being referred to as a coffin radio. The circuit comprises 4 stages; one RF amplifier, one (Grid-leak)... |
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1830 - Polaroid DS34 Direct Screen Instant Camera Polaroid, England |
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Nikon, Japan (circa 1970) |
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Goldring, Australia Simple Balance for measuring the pressure a record playing stylus exerts on a record groove. The stylus sits on a stirrup and deflects a scale across a vertical indicator. It measures from one to 20 grams weight. |
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1851 - Integrated Circuit Manufacture Samples J. Sandell, INTEGRATED CIRCUIT SAMPLES donated by Jack Sandell Item 1.Layoutview of Intel 80386DX 32-bit computer. Layout of Intel Pentium Pro 64-bit computer circa 1996. The original Pentium did not have an L2 cache memory.To overcome this a package... |
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R & J Beck, England Eyepiece and objective assemblies for microscopes. |
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AWA, Australia |
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Western Electric, |
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Brimar, |
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Raytheon, |
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Monroe, Usa In 1912 founder of Monroe Calculators Jay R. Monroe with calculator designer and partner Frank S. Baldwin introduced the first of many Monroe calculators. These calculators similar to Contex calculators used predominantly decimal scales and complex... |
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Arcturus, Usa Full-wave vacuum rectifier for domestic radio receivers. The blue glass envelope was a sales gimmick only. It is a balloon envelope typical of the 1920s and early 1930s. |
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National Union, |
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Mullard, |
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1000 - TV Artificial Aerial (Power Meter) AWA, |
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Navir, Italy |
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Victorian Meter Laboratory, Australia |
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Max Kohl, |
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Analite Pty Ltd, Set of masses calibrated by the National Standards Laboratory for professional use. |
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Unknown, Four brass cups fit one inside one another. 1, 2, 3, 6 ounce Troy Masses. |
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H Struers Chemiske Laboratorium, Other Laboratory Beam Balance with microscope for detecting point of balance by viewing pointer position. |
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W.G. Pye & Company, England |
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1859 - Griffin '121' Simplified Slide Rule Griffin Computors, 1 Boundary Ave, Kirrawee., Australia Simple plastic circular slide rule for domestic use. Accompanying instruction leaflet explains how it can be used in conversions from imperial to metric units, as well as shopping and motoring applications. The use of both imperial and metric units... |
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Widdis Diamond Dry cell Pty Ltd, Australia An A battery supplied valve filament power, a B battery supplied valve HT, and a C battery supplied valve grid bias for old valve coffin and portable radios. This C battery provided two negative grid biases , one -3, one -4.5 Volts. No... |
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Hemmi, Japan Standard student slide rule with scales one side only, performs trig functions, squares, cubes, recprocals, logs |
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Bank of New South Wales Savings Bank Ltd, Australia Rotating star map showing position of southern skystars at different times of night, thru the year, for Brisbane, Queensland, latitude 27.5S. |
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1856 - Fine Flame Bunsen Burner Unk, Bunsen burner with a fine flame tube, probably for assay purposes. |
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Unk, A small variable-resistance bead is attached to two fine wires at the very tip of the glass tube. The fine wires are welded to two heavy wires that travel the length of the glass tube to connect externally to the temperature-measuring... |
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1858 - Russian Multimeter Model N28 FEP (phi, epsilon reversed, pi), Ussr Soviet era basic multimeter measuring Volts, Amps and Ohms. |
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1861 - Model of hexagonal close packed structure unknown, Red coloured ball are connected by rods of several different colours representing bonds or crystal planes. |
| The wooden block has a sloping face with a cylindrical insert at the top, where the watch is inserted. An aluminium rim with screws holds the watch in place.This leaves hands free to take readings and record. | |
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1862 - Mechanical Timer from Parking Meter Kienzle, Germany, Germany Spare timer unit for a Toowoomba Qld parking meter. |
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English Clock Systems, England 60 Minute timer for darkroom, laboratory or kitchen use. Outer dial shiows 60 seconds, subsiduary dial shows 60 minutes. Reset button on top, start/stop lever at side. English Clock Ststems was a branch of the Clock and Watch Division of S Smith... |
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This photograph, taken in the undercroft of the Physics Annexe some time in 1992 shows staff (academic, technical and adminsitrative), and honours and postgraduate students. A larger photo and list of participants are in the attached... |
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Replogle Globes, Usa Painted metal globe in two halves, no mount. Shows features of the moon, including dark side details drawn from photographs. |
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Spectra Physics, |
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1661 - Demonstration Motor Armature Unknown, Wooden model of universal motor armature, showing windings and commutator. |
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1726 - Pulse Generator Type 109 Tektronix, Portland, Oregon, Usa PLUQ 3843. Less than 0.25 ns risetime. |
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Rofin, |
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Robt W. Paul, London N., England (C20) |
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Auto Coil Winder & Electrical Equipment Co. Ltd, Douglas St, London SW1, England |
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1655 - Galvanometer Suspensions Leeds and Northrup, Usa |
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675 - Moving Coil Microphone 50-A RCA, |
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| Staff photographs taken in 1960, 1961,1977 and 1989 are in the .jpg files below. The .pdf files contain the names of those in the photographs. | |
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