- País
- Alemania
- Fabricante / Marca
- Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
- Año
- 1954/1955
- Categoría
- Radio - o Sintonizador pasado WW2
- Radiomuseum.org ID
- 19633
angelitos2004 320614165053
angelitos2004 320614165053
Opus logo is missing
Haga clic en la miniatura esquemática para solicitarlo como documento gratuito.
- Numero de valvulas
- 9
- Numero de transistores
- Semiconductores
- B250C140
- Principio principal
- Superheterodino en general; ZF/IF 460/10700 kHz
- Número de circuitos sintonía
- 8 Circuíto(s) AM 11 Circuíto(s) FM
- Gama de ondas
- OM, OL, OC y FM
- Tensión de funcionamiento
- Red: Corriente alterna (CA, Inglés = AC) / 110, 125, 150, 220, 240 Volt
- Altavoz
- 6 Altavoces
- Potencia de salida
- 15 W (unknown quality)
- Material
- Madera
- de Radiomuseum.org
- Modelo: Opus 55/TS - Telefunken Deutschland TFK,
- Forma
- Sobremesa de botonera.
- Ancho, altura, profundidad
- 640 x 420 x 280 mm / 25.2 x 16.5 x 11 inch
- Anotaciones
-
Regelbare Bandbreite, KW-Lupe;
Chassis baugleich mit AEG 3084WD.
See export Versions with and without side speakers.
- Precio durante el primer año
- 489.00 DM
- Ext. procedencia de los datos
- Erb
- Procedencia de los datos
- Rundfunk- und Fernseh-Katalog 1954/55
- Mencionado en
- HdB d.Rdf-& Ferns-GrH 1954/55 (S.69)
- Documentación / Esquemas (1)
- Radio und Fernsehen (DDR) (11-1954, Seite 323)
- Documentación / Esquemas (2)
- -- Original-techn. papers.
- Otros modelos
-
Donde encontrará 3550 modelos, 3130 con imágenes y 2095 con esquemas.
Ir al listado general de Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Colecciones
El modelo Opus es parte de las colecciones de los siguientes miembros.
Contribuciones en el Foro acerca de este modelo: Telefunken: Opus 55/TS
Hilos: 1 | Mensajes: 15
Respected Members,
Restoring my Opus 55 TS the new magical eye illuminates lightly. The B + is 40 volt low the normal value. The Selenium rectifier is very old and I replaced its contained with four silicon diodes 1N4007 forming a bridge with four 4.7 nf capacitors in parallel to each diode. To adjust the B+ value I put a 220 ohms 10 watts resistors in series with the power transformer. Now the B + is in normal value and the EM80 glow well.
But during the first and half minute, after power on the radio, the B + rises to 340-360 volts and slowly reaches the normal value. I understand that is a characteristic of the Silicon rectifiers and not in the selenium rectifiers.
This abrupt increase of voltage can be dangerous for other components of the radio as power capacitors, output transformer or output valves? It is necessary to control this abrupt increase of tension?
Thanks in advance,
Bruno.
Restoring my Opus 55 TS the new magical eye illuminates lightly. The B + is 40 volt low the normal value. The Selenium rectifier is very old and I replaced its contained with four silicon diodes 1N4007 forming a bridge with four 4.7 nf capacitors in parallel to each diode. To adjust the B+ value I put a 220 ohms 10 watts resistors in series with the power transformer. Now the B + is in normal value and the EM80 glow well.
But during the first and half minute, after power on the radio, the B + rises to 340-360 volts and slowly reaches the normal value. I understand that is a characteristic of the Silicon rectifiers and not in the selenium rectifiers.
This abrupt increase of voltage can be dangerous for other components of the radio as power capacitors, output transformer or output valves? It is necessary to control this abrupt increase of tension?
Thanks in advance,
Bruno.
Bruno Gandolfo-Canepa, 15.Feb.06