National MFB Speaker System (Motional Feed Back) SB-88H
Panasonic, Matsushita, National ナショナル (also tubes); Osaka
- País
- Japon
- Fabricante / Marca
- Panasonic, Matsushita, National ナショナル (also tubes); Osaka
- Año
- 1966
- Categoría
- Altavoz, cascos o auricular
- Radiomuseum.org ID
- 198811
- Gama de ondas
- - no hay
- Tensión de funcionamiento
- No necesita alimentación
- Altavoz
- 2 Altavoces
- Potencia de salida
- 10 W (unknown quality)
- Material
- Madera
- de Radiomuseum.org
- Modelo: National MFB Speaker System SB-88H - Panasonic, Matsushita,
- Forma
- Consola en general
- Ancho, altura, profundidad
- 15.25 x 26.38 x 9 inch / 387 x 670 x 229 mm
- Anotaciones
-
The National MFB Speaker System SB-88H uses Motional Feed Back technology, which is meant to increase low frequency response and decrease distortion while having relatively small cabinet sizes.
The speaker uses a special cord with four wires (designation SWE-39). Two wires are for the signal and two for the feedback (MFB coil in front of speaker). A switch regulates the influence of the feedback sensor inside the MFB speakers.
SB-88H is a two-way system equipped with:
- 8" PM dynamic woofer EAS-20PZ33S
- 2" PM dynamic horn tweeter EAS-5MM31S
Frequency response: 30 - 20,000 Hz
Crossover frequency: 3000 Hz
Input power: 10 W
Impedance: 8 ΩThe speakers can be used e.g. with model National SA-52 H (18 tubes).
- Peso neto
- 10 kg / 22 lb 0.4 oz (22.026 lb)
- Ext. procedencia de los datos
- Taylor Yee, Calgary, Canada
- Autor
- Modelo creado por Ernst Erb. Ver en "Modificar Ficha" los participantes posteriores.
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