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4 Portable Gramophones, c. 1930 1) Columbia No. 100, metal case. – 2) The New Decca 22, reversible horn in lid. – 3) Unmarked, Nirona soundbox. –...
4 Portable Gramophones, 1925 onwards 1) Decca Junior, The Crescendo Junior soundbox, reversible
4 Portable Gramophones, 1925 onwards 1) Decca Junior, The Crescendo Junior soundbox, reversible horn in lid. – 2) Small Russian phonograph, swive...
Lounge Table and Radio Combination, 1953 Swiss radio and Lenco record-player, 2 additional drawers,
Lounge Table and Radio Combination, 1953 Swiss radio and Lenco record-player, 2 additional drawers, a uniquely-designed radio receiver. Conditio...
Twin Disc-Cutting Device, 1929 By Saja, Berlin; transportable. Condition: (3+/–) Transportables
Twin Disc-Cutting Device, 1929 By Saja, Berlin; transportable. Condition: (3+/–) Transportables Schallplatten-Schneidegerät, 1929 Hersteller...
Recordophone Radio with Wire Recorder, c. 1950 Type T 22, by Lorenz for Radio Steiner, Switzerland,
Recordophone Radio with Wire Recorder, c. 1950 Type T 22, by Lorenz for Radio Steiner, Switzerland, with wire recorder, record-player, 35 wire sp...
WWII U.S. Army Phonograph, c. 1942 By Waters Conley Company, Rochester; Idelophone Elektra soundbox, complete, working. Condition: (3+/2-) Am...
Disc Cutting Machine Manufactured by Motosacoche, Geneva, Switzerland. Machine type B, no. 126,
Disc Cutting Machine Manufactured by Motosacoche, Geneva, Switzerland. Machine type B, no. 126, with cutter head type 2370C, a very heavy and sol...
Telefunken Amplifier with 2 Disc-Cutting Machines, c. 1935 1) 5-valve amplifier (2 x AD1), model
Telefunken Amplifier with 2 Disc-Cutting Machines, c. 1935 1) 5-valve amplifier (2 x AD1), model used by "General Direktion PTT". – And: 2) 2 dis...
Graetz Grazioso Type 3303 Radiogram, 1955 6-valve receiver, with inbuilt record-player. Condition:
Graetz Grazioso Type 3303 Radiogram, 1955 6-valve receiver, with inbuilt record-player. Condition: (2-/–) Musiktruhe Graetz Grazioso Mod. 330...
"Saba" Model W3 Radiogram, c. 1955 Saba, Villingen, Germany, with Dual record-player, scale broken,
"Saba" Model W3 Radiogram, c. 1955 Saba, Villingen, Germany, with Dual record-player, scale broken, untested. Condition: (3-/–) Radio "Saba" ...
"Cosmophon" Radio with Record-Player, c. 1935 Complete with tubes, back plate and mains wire.
"Cosmophon" Radio with Record-Player, c. 1935 Complete with tubes, back plate and mains wire. Condition: (3/–) Radio-Plattenspieler-Kombinati...
HMV 501 Radiogram, 1931 His Master's Voice, England; combined radio, gramophone and amplifier, with
HMV 501 Radiogram, 1931 His Master's Voice, England; combined radio, gramophone and amplifier, with in-built loudspeaker, table model, in oak cas...
Telefunken Audio-System, c. 1955 Radio and record-player (78 rpm), wood case with lateral disc
Telefunken Audio-System, c. 1955 Radio and record-player (78 rpm), wood case with lateral disc compartment, a representive music cabinet of the 1...
Loewe Opta Spinett Radio, 1955 Type 551TP, 6-valve receiver with record-player, 6 AM circuits, 9 FM
Loewe Opta Spinett Radio, 1955 Type 551TP, 6-valve receiver with record-player, 6 AM circuits, 9 FM circuits, 2 loudspeakers, magic eye, Chippend...
"Lorenz Recordophone S33U", 1953 Wire recorder, radio and record-player, German export model for
"Lorenz Recordophone S33U", 1953 Wire recorder, radio and record-player, German export model for Switzerland. Condition: (3+/–) "Lorenz Recor...
"Dralowid" Reporter Carbon-Microphone, 1927 No. 5946, on stand. Condition: (2-/–) Reporter-Kohlemikrophon "Dralowid", 1927 Nr. 5946, auf Stä...
A Group of 8 interesting Microphones, from 1925 1) Philips carbon microphone 4210, in case. – 2)
A Group of 8 interesting Microphones, from 1925 1) Philips carbon microphone 4210, in case. – 2) RCA, with wire. – 3) Microfono Piezoelettrico, I...
1 Crystal and 5 Magnetic Microphones, after 1935 Astatic type D-104, USA; unmarked, with permanent magnet and transformer; Versatex crystal micro...
Carbon Cross-Flow Microphone, c. 1938 By "Apparatebau K.G., Edgar Fuhrhop, Berlin-Lich tenrade",
Carbon Cross-Flow Microphone, c. 1938 By "Apparatebau K.G., Edgar Fuhrhop, Berlin-Lich tenrade", 9 x 10 x 5 in., metal case. Condition: (2-/–) ...
Sennheiser MKH 805 Shotgun Microphone, c. 1965 Metal, length 21 ½ in., in Sennheiser case, including wind protection with mount. Condition: (3+/...
1 Dynamic and 5 Carbon Microphones, c. 1927 Imperia, France; model S-29, England; 3 German carbon
1 Dynamic and 5 Carbon Microphones, c. 1927 Imperia, France; model S-29, England; 3 German carbon microphones, 2 on stands and 1 in bakelite case...
2 Hand-Held Carbon Microphones 1) English carphone, handsome nickeled brass case, found in Rolls-
2 Hand-Held Carbon Microphones 1) English carphone, handsome nickeled brass case, found in Rolls-Royce luxury cars, c. 1930. – And: 2) NRI no. 27...
French Induction Coil Length of the coil 10 ¼ in., 1-inch spark length at 12 V, with commutator
French Induction Coil Length of the coil 10 ¼ in., 1-inch spark length at 12 V, with commutator on mahogany base, overall width 19 ¾ in. Conditi...
Large Induction Coil Based on Ruhmkorff's Design, c. 1900 Manufacturer: "Penning & Heuwing, Elektrotechnische Anstalt, Bonn a. Rhein", width of t...
5 Induction Coils, 1900 onwards 1) Slide induction apparatus by L. Zimmermann, Heidelberg, folding,
5 Induction Coils, 1900 onwards 1) Slide induction apparatus by L. Zimmermann, Heidelberg, folding, length 27 ½ in. – 2) Radiguet & Massiot, Pari...
Group of Physical Instruments, c. 1920 1) Induction coil, width 8 ¾ in., with polarity charger. –
Group of Physical Instruments, c. 1920 1) Induction coil, width 8 ¾ in., with polarity charger. – 2) Marconi HF-Transformer. – 3) Relay. – 4) W.D...
Induction Coil with Righi Spark Gap, c. 1910 1) Spark gap transmitter by Queen & Co., Inc., Philadelphia, for sparks of up to 4 in. at 24 V, widt...
"Ancel" Induction Coil Set, c. 1910 By "Laboratoires Louis Ancel, Paris". For 4-in. sparks, wooden case, width 11 ½ in. Condition: (2-/2) Fun...
Large Induction Coil with Hertz Spark Gap 1) Spark gap transmitter, English, probably made by
Large Induction Coil with Hertz Spark Gap 1) Spark gap transmitter, English, probably made by Newton & Co., for sparks up to 2 in., width of the ...
Demonstration Model of a Spark Gap, c. 1915 By Nederlandsche Instrumentenfabriek, Utrecht, for
Demonstration Model of a Spark Gap, c. 1915 By Nederlandsche Instrumentenfabriek, Utrecht, for sparks up to 2 ¾ in. adjustable from the side, mah...
The Dielectrimeter, c. 1936 High-voltage tester, manufactured by Empson Electrical Engineering,
The Dielectrimeter, c. 1936 High-voltage tester, manufactured by Empson Electrical Engineering, London, with induction coil, adjustable spark gap...
Variable Condenser by Carpentier, c. 1890 Signed: "Ateliers Ruhmkorff J. Carpentier Ingr Constr,
Variable Condenser by Carpentier, c. 1890 Signed: "Ateliers Ruhmkorff J. Carpentier Ingr Constr, Paris", with detachable glass isolator between t...
High-Voltage Aparatus "Système D'Arsonval", c. 1925 Manufactured by Gaiffe-Gallot & Pilon, Paris,
High-Voltage Aparatus "Système D'Arsonval", c. 1925 Manufactured by Gaiffe-Gallot & Pilon, Paris, 110 V, used to create high-voltage radiology po...
2 Bulbs 1) Carbon filament X-CIK bulb, with ceramic mount. – And: 2) Osram Power Star HQI-T 2,000 W
2 Bulbs 1) Carbon filament X-CIK bulb, with ceramic mount. – And: 2) Osram Power Star HQI-T 2,000 W neon gas lamp. Condition: (2/–) Kohlenfad...
Batteries, Battery Charger and Faradization Device, c. 1925/35 1) Tudor accumulator battery with 40
Batteries, Battery Charger and Faradization Device, c. 1925/35 1) Tudor accumulator battery with 40 cells, Brussels, c. 1925. – 2) "Rapid" batter...
Radio-related Service and Laboratory Equipment 1) Solatron double-beam oscilloscope CD 1400. – 2)
Radio-related Service and Laboratory Equipment 1) Solatron double-beam oscilloscope CD 1400. – 2) Schwachstrom-Technik A.G. – Zürich. Tone genera...
Galvanometer in Leather Case Marked: "Telegraph Works, Silvertown London", test equipment for
Galvanometer in Leather Case Marked: "Telegraph Works, Silvertown London", test equipment for telegraphy systems. Condition: (3+/–) Englische...
Tesla Transformer, c. 1920 By "Victor X-Ray Corporation, Chicago", type AJ, no. 24393, with 4 spark
Tesla Transformer, c. 1920 By "Victor X-Ray Corporation, Chicago", type AJ, no. 24393, with 4 spark gaps, in solid oak case with lid. Condition:...
4 X-Ray Tubes 1) Siemens-Therapie-Röhre TR200D, height 19 1/3 in., 200 KV. – 2) Pantix P40 rotating
4 X-Ray Tubes 1) Siemens-Therapie-Röhre TR200D, height 19 1/3 in., 200 KV. – 2) Pantix P40 rotating anode tube, 50 rps. – 3) Intra type 7470 radi...
Historic X-Ray Equipment Consisting of: battery, induction coil and X-ray tube with cathode and
Historic X-Ray Equipment Consisting of: battery, induction coil and X-ray tube with cathode and anode. – A very interesting demonstration set-up....
Short-Wave Radiation Machine with Siemens GRI Tube, c. 1960 By Gloria Siama, Italy, similar to
Short-Wave Radiation Machine with Siemens GRI Tube, c. 1960 By Gloria Siama, Italy, similar to Siemens Ultratherm, with high-power triode GRI. C...
3 X-Ray Tubes 1) Comet G 1806, c. 1935. – 2) Siemens-Therapie-Röhre type 250E, 250 KV, height 19
3 X-Ray Tubes 1) Comet G 1806, c. 1935. – 2) Siemens-Therapie-Röhre type 250E, 250 KV, height 19 1/3 in. – And: 3) Comet J 1578, c. 1933. Condit...
4 Unusual Measuring Instruments 1) Hartmann & Braun precision wattmeter. – 2) Weston D.C. voltmeter. – 3) Early ampere meter, unmarked. – And: 4)...
Group of Ampere and Voltmeters Pocket watch-style or to install, a total of 25 instruments. Condition: (2–3/–) Sammlung Ampere- und Volt-Meßg...
Radio-related Service and Laboratory Equipment, 1950s 1) Telefunken stabilized power supply type
Radio-related Service and Laboratory Equipment, 1950s 1) Telefunken stabilized power supply type MS/NG 571/1, not complete. – 2) 2 Philips audio ...
3 Oscilloscopes and 1 Measuring Instrument, c. 1960 1) EMI oscilloscope, type WM4, England. – 2)
3 Oscilloscopes and 1 Measuring Instrument, c. 1960 1) EMI oscilloscope, type WM4, England. – 2) HAM oscilloscope, type LBO-310, Japan. – 3) T.L....
Telefunken Type K.W. 61g Wave Meter, 1917 For prior adjustment of all kinds of transmitters and
Telefunken Type K.W. 61g Wave Meter, 1917 For prior adjustment of all kinds of transmitters and receivers, case repainted, with copied manual. A ...
19 Measuring Instruments Voltmeter, amperemeter, voltage regulators and tuning instruments with
19 Measuring Instruments Voltmeter, amperemeter, voltage regulators and tuning instruments with headphones. Condition: (3/–) 19 Meßgeräte Vo...
Early French Wavemeter, c. 1918 Ondemetre type G by La Precision Electrique Paris, 100 kHz up to
Early French Wavemeter, c. 1918 Ondemetre type G by La Precision Electrique Paris, 100 kHz up to 5 MHz, plug-in coils, with crystal detector and ...
5 Radio Engineering Measuring Devices 4 instruments by Schwachstromtechnik AG (SAG), Zurich. 1)
5 Radio Engineering Measuring Devices 4 instruments by Schwachstromtechnik AG (SAG), Zurich. 1) Tone frequency-generator, model A1110, c. 1948. –...
"Telefunken EVN94" Electron Tube, 1914 onwards On ebonite type EZ96 socket, filament intact,
"Telefunken EVN94" Electron Tube, 1914 onwards On ebonite type EZ96 socket, filament intact, Germany's first high vacuum radio tube. Condition: ...
Large Russian Transmitting Tube Type GM-100, height 19 3/5 in. with support. Condition: (2/–)
Large Russian Transmitting Tube Type GM-100, height 19 3/5 in. with support. Condition: (2/–) Große russische Senderöhre Typ GM-100, Höhe 50...
"Philips MA4-600" Transmitter Triode, c. 1948 Height 19 5/8 in., on base. Condition: (2/–) Senderöhre "Philips MA4-600", um 1948 Höhe 50 cm,...
"Lieben-Röhre" Electron Tube, c. 1990 Accurate replica with base, height 16 in., as new. Probably
"Lieben-Röhre" Electron Tube, c. 1990 Accurate replica with base, height 16 in., as new. Probably manufactured by PIT/Cursdorf. Condition: (2/–)...
Funke Type RPG 4/3 Tube Tester, 1943 Bittdorf & Funke, Thuringia. With many cards, in metal case. Condition: (3/–) Röhrenprüfgerät Funke RPG ...
"Philips PB3-1000" Transmitter Tube, c. 1960 Height 20 ½ in., on base. Condition: (2/–) Senderöhre "Philips PB3-1000", um 1960 Höhe 52 cm, a...
"Marconi MR4" Rectifier Tube, c. 1925 Height 10 1/5 in., on presentation stand. Condition: (2/–)
"Marconi MR4" Rectifier Tube, c. 1925 Height 10 1/5 in., on presentation stand. Condition: (2/–) Gleichrichter-Röhre "Marconi MR4", um 1925 ...
"Tungsram OQQ 150/3000" Transmitter Triode Valve, c. 1960 Height 15 ¾ in., on base. Condition: (
"Tungsram OQQ 150/3000" Transmitter Triode Valve, c. 1960 Height 15 ¾ in., on base. Condition: (2/–) Senderöhre "Tungsram OQQ 150/3000", um 1...
Seddig Electronic Valve Triode, 1917 Etched in the glass: "Seddig, RJW, Würzburg, Nr. 71775",
Seddig Electronic Valve Triode, 1917 Etched in the glass: "Seddig, RJW, Würzburg, Nr. 71775", copper anode, base with 3 male pins and 1 female pi...
SIF Type A 4-S Transmitting Triode, c. 1935 Transmitting power 75 W! Filament intact. Condition: () Sendetriode SIF Typ A 4-S, um 1935 75 Wa...
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