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Home > Auction >  Telephones« »Photographica & Film >  Lot.342 Ducretet Radio Receiver and Collection of Tubes on Display B...

LOT 342 Ducretet Radio Receiver and Collection of Tubes on Display B...

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Telephones« »Photographica & Film

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Ducretet Radio Receiver and Collection of Tubes on Display Bases1) Radiomodulateur RM6, c. 1926, Ducretet, Paris. For six tubes (one missing), long and medium wave, battery-operated, for headphones or low-frequency amplifier, wood case with lid, with cables. - And: 2) Collection of tubes: a) Telefunken PL 522, thyratron. - b) Telefunken RL12T15, transmission triode, navy. - c) Philips 5C22, thyratron. - d) Telefunken CF7, pentode. - e) 6C33C-B, triode, USSR. - f) Stabilovolt STV280/40, glow voltage divider. - g) Raytheon RK-4B31, half-wave rectifier. - h) Mazda 6A8MG, heptode. - i) Siemens EL12, pentode. - j) General Electric CV1054, dual diode. - k) K-352, reflex klystron, USSR. - l) Philips KF4, pentode. - m) Arcturus 124, screen grid tetrode. - n) Unitra Lamina GU-50, pentode, USSR. - o) Chatham Electronics 5R4WGY, two-way rectifier. - p) ITT JAN-8613, thyratron. - q) VT75A, tetrode, United Kingdom. - r) Telefunken RL2T2, triode, navy. - s) Telefunken LS50, pentode. - t) Acetron JAN 5684, thyratron. - And: u) Three more tubes.Radioempfänger Ducretet und Sammlung Röhren auf Vitrinen-Sockeln1) Ducretet Radiomodulateur RM6, um 1926, Ducretet, Paris. 6 Röhren (1 Röhre fehlt), Langwelle und Mittelwelle, Batteriebetrieb, für Kopfhörer oder Niederfrequenz-Verstärker, Holzgehäuse mit Deckel, mit Kabeln. - Und: 2) Sammlung Röhren: a) Telefunken PL 522, Thyratron. - b) Telefunken RL12T15, Sende-Triode, Kriegsmarine. - c) Philips 5C22, Thyratron. - d) Telefunken CF7, Pentode. - e) 6C33C-B, Triode, UdSSR. - f) Stabilovolt STV280/40, Glimmspannungsteiler. - g) Raytheon RK-4B31, Einweg-Gleichrichter. - h) Mazda 6A8MG, Heptode. - i) Siemens EL12, Pentode. - j) General Electric CV1054, Duodiode. - k) K-352, Reflex Klystron, UdSSR. - l) Philips KF4, Pentode. - m) Arcturus 124, Schirmgitter-Tetrode. - n) Unitra Lamina GU-50, Pentode, UdSSR. - o) Chatham Electronics 5R4WGY, Zweiweg-Gleichrichter. - p) ITT JAN-8613, Thyratron. - q) VT75A, Tetrode, Großbritannien. - r) Telefunken RL2T2, Triode, Kriegsmarine. - s) Telefunken LS50, Pentode. - t) Acetron JAN 5684, Thyratron. - Und: u) 3 weitere Röhren.

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50997 Köln , Germany

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