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2079 - Bryant Incandescent Lamp Bryant, Usa An incandescent lamp with a blue-tinted glass bulb. It is fitted with a brass cap with a rotary switch on the side. Inside the bulb are red, white, and yellow flowers on a stalk. |
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Klett Mfg. Co. Inc, New York, USA, A colorimeter of the Dubosq type, specially adapted for biomedical applications. The base contains a conversion chart on rollers to allow measurements to be converted to haemoglobin assays. |
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2086 - Meter Range Multiplier, Type 5-1 Weston Elec. Inst. Corp. Newark, N.J., U.S.A., Usa (circa 1915?) A resistive voltage divider used to extend the range of a 150 V voltmeter to 450 V (x3) |
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2085 - Miniature Mirror Galvanometer unknown, A miniaturised mirror galvanometer, probably part of a bank used for recording signals from seismic detectors. |
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2088 - Mechanical Radio Vibrator Ferrocart, |
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Unknown, Appears to be a suspension electrostatic voltmeter. |
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2088 - Mechanical Radio Vibrator Ferrocart (A'asia) Pty Ltd, Australia This mechanical vibrator was specifically designed for the Australian military WWII portable radio equipment. This vibrator has a steel reed with two isolated halves. The primary and secondary contacts are independent. The reed is... |
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Osram, Germany This projector lamp has a Tungsten filament in a Xenon atmosphere. This reduces filament losses due to convection. There is also less loss of Tungsten due to evaporation. However the filament will still tend to crystallise and develop slip planes as... |
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Telefunken, Germany This Nixie tube was designed to display special characters %, Omega (Ohms), V, A. The symbols are made of wire and are illuminated by a Neon glow when selected via a base pin. |
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Mullard, England This is a numerical indicator tube. There are internal bars representing the numerals 0 to 9. The bars are illuminated at the tip by a Neon discharge when the relevant base pin is selected. The number the bar represents is printed on the... |
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County Machine Co., The extractor is a machined steel rod. Its final shape is two cones one on top of the other. The hollow base contains a rubber cylinder. There is a spring loaded pin on top attached to an internal plastic cup. The extractor is lowered over the... |
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County Machine Co, Usa This extractor is designed to remove miniature radio valves from their sockets. The extractor is machined from Aluminium alloy tube. The extractor is dropped over the valve down to the valve base. The two upper handles are squeezed together.... |
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2095 - Jeppesen Computer Model CR-3 Jeppesen Sanderson, Inc., U.S.A., Usa This is a special purpose calculator for aircrew. On the Calculator side, the outermost scales form a general purpose slide rule, while a series of windowed scales allow solution of problems involving time, speed, distance, fuel consumption, fuel... |
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The Daven Co, Usa Audio filter network, of unknown frequency response. |
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Unknown, This capacitor was used in domestic radio receivers in the late 1930s and early 1940s. It filtered the raw rectified DC produced typically by valve rectifier type 80 or 5Y3G from a secondary transformer winding of 385 Volts. The rectifier... |
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Revo, England Nichrome flat strip wound on mica plate. Laid between two mica plates. |
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2100 - Synchronome Master Clock Synchronome Co. Ltd, Brisbane, Australia (c. 1907) This is one of the first master clocks built in Brisbane by Alfred George Jackson about 1907, based on a pattern provided by the Synchronome Co. in London. Previously, master clocks used in installations such as South Brisbane Town Hall had been... |
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REVO, England Nichrome flat strip is wound on a Mica plate, which is laid between two insulating Mica plates. |
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unknown, Helical glass tube with electrodes each end, and external connecting pins. Probably Xenon filled. Produces a daylight white flash when a capacitor is discharged thru it. The flash is initiated by a metal spiral wound around the tube, pulsed at a... |
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Standard Telephones and Cables P/L, Australia This triode valve sat in a watercooling jacket. It is a high impedance valve with Tungsten filament. Typical anode voltage was 12kV. It was used in broadcasting stations eg 4LM shortwave. |
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Philips, |
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Omega, Faber-Castell, Rotring, Lettering and Numbering of different heights. Used with a technical pen of matching diameter to annotate drawings. |
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None, Two steel rollers covered in plastic/hard rubber, located in frame by end ball bearings. Frame folded over rollers to form an edge. |
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2107 - Photographic plate holder unknown, Mahogany plate holder for half-plate size camera. Unexposed plates were mounted in such light-tight holders and inserted into the camera to make an exposure. The rectangular wooden frame opens like a clam, held closed by two brass clips. When... |
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unknown, Collected by Dr Heckenberg in the Ukraine where they were still used in small shops in the 1990s. |
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Linex, Used in drafting to produce variable hatching lines on drawings in ink or pencil. |
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Philips, Holland |
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2016 - Water-Cooled Transmitting Valve Standard Telephones and Cables Pty Ltd, Australia This is a high impedance Triode used by VLQ9 Bald hills Queensland. It has a Tungsten filament run at constant amperage. The Copper tube is the Anode which is immersed in a thimble thru which flows distilled water to cool the anode. The Anode... |
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Unknown, The rectangular wooden frame opens like a clam, held closed by two brass clips. When opened two glass photographic plates may be loaded. There is a wooden slide each side of the frame. When the frame is inserted in the camera, a wooden slide is... |
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unknown, Two triangular prisms are glued together to form a cube with a partially reflecting surfaces at 45 degrees to the cube faces. |
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2109 - Box of UQ Physics Historical Material NRH, Photocopy paper box contains a random assortment of material such as group photographs, telephone lists, reports etc. Also a folder containing lists of 31/4" lantern slides using in lectures. (This was transferred to the Fryer Library along with... |
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247 - Festoon incandescent lamp unknown, |
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Australia |
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The Synchronome Company, London, England (circa 1911) This item is no longer on display in the museum. Time Balls were traditionally sited at ports to allow ship's navigators to accurately synchronise their chronometers by observing the fall of the ball at 1pm each day. There is one, no longer... |
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Western Electric, Usa |
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1992 - Box of assorted feedthroughs unknown, Examples of solutions to the problem of leading an electrical current through the wall of a vaccum vessel. The fact that metals typically have much larger thermal expansion coefficients than glass make sealing a copper wire through glass... |
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GEC, England Power tetrode, beam construction. Glass envelope, bakelite octal base with locating spiggot. Used in audio amplifiers. |
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252 - Rectifier Valve 866A/866 AWA Radiotron, Australia (WW II) Half wave high voltage mercury vapour rectifier with a glass envelope. It has a large top cap on a ceramic ring, 4-pin UX-4 bakelite base. |
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2115 - Prismatic Compass (dry Card) J. Hicks, 8, Hatton Garden, London, England (c. 1900?) The prism allows the scale (reverse printed) on the card to be read at the same time as a sight is taken using the front sight. Both fold down for transport. Folding down the front sight also locks the card to avoid damage to the pivot and jewel. |
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Hemmi Sun, Japan (circa 1970?) Small student slide rule. The core is bamboo, which is very resistant to warping. SCALES; A,B,CI, C, D, K ; S, L, T on reverse side. |
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2112 - Slide Rule Model 398 Elektro A.W. FABER. CASTELL, Germany Pre WW2 slide rule that belonged to UQ Physics staff member Dr W. B. Lasich. As well as the normal A B CI C D and S L T scales it has metric and inch rules, loglog scales, 'Dynamo' and 'volt' scales inside with aluminium cursors on the end of the... |
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unknown, |
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KIN, Complete set of instruments. KIN was a Czech company. |
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Lee Guinness, Northern Ireland, Other Several items missing. Cylindrical form, electrum (?) |
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unknown, Many parts missing. |
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JOHANN FABER, Germany |
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2122 - Adjustable Set Square WG/10 W&G, Australia An adjustable set square used with a T-square on a drawing board to set out angled lines. Made by Melbourne firm W&G. This instrument belonged to Dr Robert Pretty in the Civil Engineering Department. |
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WEL, Boxwood rule of triangular cross-section carrying 6 imperial scales. (10, 20, 30, 40, 50, 60) |
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Leybold, Germany This tube is specially made for repeating the experiment that won James Franck and Gustav Hertz the 1925 Nobel Prize for Physics. The experiment demonstrated the existence of quantised excited states by showing that electrons accelerated to... |
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Union El. Co., London SE, England (circa 1900) Test instrument containing a hand-cranked generator and meter marked in MEGOHMS. |
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2127 - Intelligent Dictionary IDX- 7500 Canon, Japan (circa 1995) Pocket electronic dictionary with plug-in memory modules. |
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2124 - Set of Technical Pens Mars 700 Staedtler, Germany (circa 1970) These pens were used with 'Indian Ink'. Each nib is a cylindrical tube of specified diameter with a slightly longer fine wire inside that raises a conical valve when it touches the drawing surface, allowing the ink to flow to form a line of... |
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2126 - Transmitter valve 4652/8042 RCA, Usa A valve used in mobile VHF transceivers. A filamentary 'harp' cathode drawing 3.2A at 1.6V reached 100% operating temperature in 1s. Full rating at 60MHz, usable up to 175 MHz. |
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Dargue Bros, Hallifax, A soft metal core is encased in a plastic sheath with rigdes to prevent ink runs. It can be gently bent to form a smooth curve to match the points on a graph. Mrs Dearden prepared illustrations for publication by making ink drawings on tracing... |
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Philips, Holland Tube displays numerals 0-9 by forming a glow discharge around corresponding metal formers. |
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2132 - Curve and Special Symbols Stencils Linex, Rapid Design, Used with a technical pen to draw ellipses, waves, and electric power and control symbols on diagrams for publications. |
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Radiant (Germany) and Linex (Denmark), Plastic templates used for drawing curves in diagrams and graphs in publications. There are two "French Curves" which combine a variety of curves and one set of constant radius curves. |
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unknown, Transparent plastic set squares. They were typically used on a drawing board with a large T-square that established horizontal lines. The set squares were used to draw verticals and angles of 450, and 600 and 300. |
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2130 - Lettering Transfer Sheet Letraset International, England Adhesive letters were transferred to the drawing by rubbing on the back side of the carrier sheet. |
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W & G, Melbourne, Australia Used to measure or lay out angles on drawings. |
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Pelikan, Gestetner, Germany Used to cut lines in stencils used to duplicate handouts before photocopiers were available. |
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unknown, |
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284 - Magnetic Core Memory Card unknown, (1969?) |
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2137 - Technical Pens and Pencils Faber-Castell, Pens 0.35mm, 0.5mm Pencils 0.3mm, 0.7mm |
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Rotring et al, Some pens used in early computer plotters. Before the advent of ink jet and laser printers, plotters based on an ink pen driven on x- and y- axes were popular. They were excellent for routine use but did not produce graphs of publication quality.... |
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Australia A transparent plastic ruler, essential for drawing a line of best fit before personal computers were widely available. Scales: 6 inches in 1/64", 1/32" and 1/16"; 15cm in mm. This one carries advertising from a local glass merchant. |
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unknown, A student laboratory version of one of the earliest forms of galvanometer where the magnetic field produced by the current flowing in the surrounding coil is compared to the Earth's field (assumed constant) by measuring the tangent of the angle of... |
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Aussie Super Views, Australia (1950s) Toy that uses black and white 35 mm films with interleaved stereo pairs. Accompanied by films on following topics: Acheron Way Melbourne Gardens Sydney Zoo Philip Island Mt Buffalo National Park The Ruins of Pompeii |
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Warburton Franki Ltd, Sydney, Australia Moving iron meter with enormous connector at the back. It may have taken the full 400 A indicated. |
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Laser Electronics, Gold Coast, Australia (1980s) Examples of materials cut by a CO2 laser under computer control. Note how the scale of the TDD can easily be changed. |
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2143 - Mirrors for HeNe Lasers RMI, High reflector dielectric mirrors on BK-7A glass. Concave but RoC not specified. These were made for Gold Coast company Laser Dynamics for HeNe lasers they produced, but never used. |
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OPCOM C.E. Inc, Xiamen, China, China (2004) Class II 630-680nm diode laser pointer |
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2149 - Total reflectors for Argon Ion Laser Spectra Physics, Usa (1980s) Alternative total reflectors for a Spectra Physics argon ion laser. The output is take from a partial reflectorat the other end. One is a general purpose mirror with high reflectivity over the green and blue parts of the spectrum where the laser... |
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2145 - Cassette recorder Interface for Sharp Pocket Computer PC-1211 Sharp Corporation, Japan BASIC programs written on the PC-1211 pocket computer could be saved onto a compact cassette to be used again at a later time. This unit was used by Dr Norman Heckenberg. |
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