Radio Technical Measuring Instruments and Halli

5 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)

An 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.

An 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.

THIS 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 circui

Scientific 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, c

12 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 m

Lot 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 repair

2 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) Dire

Four angle measuring instruments, European, 19th/20th centuryMessing, Stahl, Nickel, Aluminium, Glas, Metalloberflächen teilweise geschwärzt. Neigungsmesser mit skaliertem Viertelkreis und R

Group 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.

'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 ra

5 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",

'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 ran

Lot of weather measuring instruments including thermometers, barometers, and more. One tube is cracked but not leaking. Others show some wear from age. See photos.

1 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) Ampere

3 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 devic

Collection of Architectural & Measuring Instruments. Two architect kits, brass measuring tool, cube ruler and celluloid advertising ruler Portland Cement Co. Overall very good condition.

Franklin 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 p

including 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 passionate

A lot of antique math measuring instruments and drawing tools. Included: drawing instruments, micrometer, goniometer, protractor ruler, and Vernier caliper. Dimensions: 7 x 5 in.

3 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 INSTRUMENT

Vintage zenith FM radio measuring 12.75” long x 7.75” tall x 7.25” deep. Not tested.

Power 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 wit

Antique measuring instrument(?, 23"Lx5.5"x5.5") by Keuffel and Esser co