Sold20155 Radio Engineering Measuring Devices5 Radio Engineering Measuring Devices 4 instruments by Schwachstromtechnik AG (SAG), Zurich. 1) Tone frequency-generator, model A1110, c. 1948. – 2) Amplifier voltmeter, model A2111, c. 1948. – 3)See Sold Price
Sold202419TH C GERMAN THEODOLITE FOR LAND MEASUREMENTSAn antique 19th century German theodolite for land measurements. The complex measuring instrument that includes a spotting scope on a stand with variable height, a compass and other technical devices.See Sold Price
Sold202419TH C GERMAN THEODOLITE FOR LAND MEASUREMENTSAn antique19th century German theodolite for land measurements. The complex measuring instrument that includes a spotting scope on a stand with variable height, a compass and other technical devices.See Sold Price
Sold2019VINTAGE HEATHKIT MODEL HD-1250 SOLID STATE DIP METERTHIS IS A VINTAGE HEATHKIT grid dip oscillator (GDO), also called grid dip meter, dip meter, dipmeter, or just dipper, is a measuring instrument to measure resonant frequency of radio frequency circuiSee Sold Price
Sold2023Scientific Devices and Measuring InstrumentsScientific Devices and Measuring Instruments 1) Mirror galvanometer, c. 1918, Siemens & Halske, moving coil system for general laboratory purposes, removable top, height 15 in. - 2) Tangent bussole, cSee Sold Price
Sold202312 Precision Measuring Instruments, c. 1870-190012 Precision Measuring Instruments, c. 1870-1900 1) Kohlrausch's universal bridge, no. 1822, Hartmann & Braun, with comparative resistors from 0.1 to 1000 ohms, induction coil and slide resistor, on mSee Sold Price
Sold2022Lot of 2 measuring instruments. XII th century. Butterfield ParisLot of 2 measuring instruments. XII th century. Butterfield Paris - Weight: 210 g - Region: France - Sizes: Divers - Condition: at first sight - good condition - no restoration - no repairSee Sold Price
Sold20172 Lecture-Room Measuring Instruments, c. 19152 Lecture-Room Measuring Instruments, c. 1915 Manufactured by E. Leybold's Nachfolger – Cöln. 1) Direct current ammeter, reading from 0,2–2 amperes, with shunt up to 20 amperes. – And: 2) DireSee Sold Price
Sold2022Four angle measuring instruments, European, 19th/20thFour angle measuring instruments, European, 19th/20th centuryMessing, Stahl, Nickel, Aluminium, Glas, Metalloberflächen teilweise geschwärzt. Neigungsmesser mit skaliertem Viertelkreis und RSee Sold Price
Sold2015Group of Electric Measuring InstrumentsGroup of Electric Measuring Instruments 1) Needle galvanometer by Leopolder & Sohn, c. 1900. – 2) Voltmeter and amperemeter by Morlot Maury, Paris, c. 1910. – 3) Aerial voltmeter by Telefunken, c.See Sold Price
Sold20202 Rohde & Schwarz Radio Technical Laboratory Devices,'2 Rohde & Schwarz Radio Technical Laboratory Devices, c. 1966 Physikalisch-Technisches Entwicklungslabor Dr. Rohde & Dr. Schwarz. 1) Power signal generator SMAR, model BN 4123, 21 tubes, frequency raSee Sold Price
Sold20175 Vintage Measuring Instruments, c. 19105 Vintage Measuring Instruments, c. 1910 1) Large lecture theatre ammeter for continuous current, height 17 3/4 in. – 2) 3 medium-sized ammeters. – And: 3) Galvanometer by "A. Gaiffe – Paris",See Sold Price
Sold20203 Rohde & Schwarz Radio Technical Laboratory Devices,'3 Rohde & Schwarz Radio Technical Laboratory Devices, c. 1960 Physikalisch-Technisches Entwicklungslabor Dr. Rohde & Dr. Schwarz. 1) Power signal generator SMLM, model BN 4105, 9 tubes, frequency ranSee Sold Price
Sold2021Lot of Weather Measuring InstrumentsLot of weather measuring instruments including thermometers, barometers, and more. One tube is cracked but not leaking. Others show some wear from age. See photos.See Sold Price
Sold20201 Electric Motor and 2 Measuring Instruments, c. 19201 Electric Motor and 2 Measuring Instruments, c. 1920 1) Small electric motor, 220/240 V, 1/90 hp, 2000 rpm, with belt drive. - 2) Siemens & Halske, ampere meter, 0-30 A, Ø 4 1/3 in. - And: 3) AmpereSee Sold Price
Sold20203 Animal Measuring Instruments, c. 19003 Animal Measuring Instruments, c. 1900 1) Horse measure by Cooper W. Jones & Co. Boxwood and brass. - 2) Cattle gauge, Chesterman's Patent. Brass, tape torn. - And: 3) Brass horseshoe measuring devicSee Sold Price
Sold2016Collection of Architectural & Measuring InstrumentsCollection of Architectural & Measuring Instruments. Two architect kits, brass measuring tool, cube ruler and celluloid advertising ruler Portland Cement Co. Overall very good condition.See Sold Price
Sold2019Franklin Mint Measuring instrument "Nocturnal" 24 karatFranklin Mint Measuring instrument "Nocturnal" 24 Karat Gold. Part of the Franklin Mint's Great instruments of Discovery Series. 22 cm (at the highest level) on a mahogany wood stand. For additional pSee Sold Price
Sold2017Group of Antique Measuring Instrumentsincluding brass scales with weights, punch, bootjack hook and two slide rules. Tallest 5 in. The Lifelong Collection of Keith and Caroline Gray, Charlotte, NC. Keith and Caroline Gray were passionateSee Sold Price
Sold2021A LOT OF ANTIQUE MATH MEASURING INSTRUMENTSA lot of antique math measuring instruments and drawing tools. Included: drawing instruments, micrometer, goniometer, protractor ruler, and Vernier caliper. Dimensions: 7 x 5 in.See Sold Price
Sold20153 MEASURING INSTRUMENTS3 VARIOUS MEASURING INSTRUMENTS - IMPERIAL FORGE STOCK NO. 315 PRECISION VERNIER CALIPER - SCHOLASTIC BAVARIAN DRAWING INSTRUMENT NO. 21211-4 IN CASE AND A FULLERTON 2115 DRAWING INSTRUMENTSee Sold Price
Sold2022Vintage zenith FM radio measuring 12.75” long x 7.75” tall x 7.25” deep. NotVintage zenith FM radio measuring 12.75” long x 7.75” tall x 7.25” deep. Not tested.See Sold Price
Sold2023Power Factor Measuring Instrument by Brown, Boveri & Cie, c. 1920Power Factor Measuring Instrument by Brown, Boveri & Cie, c. 1920 Brown, Boveri & Cie, Mannheim, Germany. For measuring single-phase alternating current (220 and 449 volts) and three-phase current witSee Sold Price
Sold2021Antique measuring instrument by Keuffel & Esser coAntique measuring instrument(?, 23"Lx5.5"x5.5") by Keuffel and Esser coSee Sold Price
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