Tape Recorder - Båndopptaker Series 12 12-41 50 Hz, 220 Volt

• País
• Noruega

• Fabricante / Marca
• Tandberg Radio; Oslo

• Año
• 1966–1968

• Categoría
• Registrador o reproductor de sonido o visual

• Radiomuseum.org ID
• 71446

• Imágenes
• Esquemas

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• Numero de valvulas
• 2

• Válvulas
• EAM86 EAM86

• Numero de transistores
• 35

• Semiconductores
• BC109 BC114 BC113 U2848 BC107 BC115 AC127 AC128 AD150 TI3030 1S920 B250C75 B40C3200

• Principio principal
• Amplificador de Audio

• Especialidades
• Grabadora de cinta

• Tensión de funcionamiento
• Red: Corriente alterna (CA, Inglés = AC) / 50 Hz, 220 Volt

• Altavoz
• 2 Altavoces

• Potencia de salida
• 20 W (unknown quality)

• Material
• Madera

• de Radiomuseum.org
• Modelo: Tape Recorder - Båndopptaker Series 12 12-41 [50 Hz, 220 Volt] - Tandberg Radio; Oslo

• Forma
• Sobremesa de cualquier forma, detalles no conocidos.

• Ancho, altura, profundidad
• 390 x 175 x 300 mm / 15.4 x 6.9 x 11.8 inch

• Anotaciones

• Tandberg Series 12 Four-Track Teak or rosewood cabinet

  Tape speed:
  7½, 3¾ and 1⅞ inches per second. The amplifiers are equalized to conform with NAB standards
  Playing time:
  Four-track recordings on 1200 ft. of tape
  Tape Speed:
  Tape speed 7½ i.p.s.: Stereo 32 min. Mono 2 x 32 min
  Tape speed 3¾ i.p.s.: Stereo 64 min. Mono 2 x 64 min
  Tape speed 1⅞ i.p.s.: Stereo 128 min. Mono 2 x 128 min
  Fast wind and rewind:
  The fast wind or rewind of 1200 ft. of tape takes approx. 2 minutes
  Recording tape:
  Maximum reel diameter 7". Good quality recording tape is recommended
  Frequency response:
  7½ i.p.s. 30-20.000 Hz (+/-2 dB 40-16.000 Hz
  3¾ i.p.s. 30-13.000 Hz (+/-2 dB 50-10.000 Hz
  1⅞ i.p.s. 30-7.000 Hz (+/-2 dB 60-5.000 Hz
  In AMPLIFIER position: +/- 2 dB 30-16.000 Hz
  Distortion:
  The distortion from the record amplifiers is less than .5%.
  The distortion from the playback amplifiers is less than .5%.
  Wow and flutter:
  Better than .1% at 7½ i.p.s tape speed
  Better than .15% at 3¾ i.p.s tape speed
  Better than .25% at 1⅞ i.p.s tape speed
  Erase and bias frequency:
  The erase and bias frequency is 85.5 kHz. The even harmonic distortion in the bias current is less than .5%.
  Recording level indicator:
  The electronic beam indicators are equipped with damping circuits. The indicator range is 25 db, plus overload.
  The indicators are closing at optimum recording level (5% distortion from the tape).

  Inputs:

  2 Microphone inputs (ch. 1 and ch. 2): Impedance: 200 ohms unbalanced. Sensitivity: 150uV. Dynamic range +40 db
  2 Line inputs (ch. 1 and ch. 2):
  HIGH LEVEL: Impedance; 1 Mohm. sensitivity: 75 mV. Dynamic range +40 db. Contact: Phono contacts and DIN connector marked CR PHONO (pin No. 3 and 5).
  LOW LEVEL: Impedance; 100 kohm. sensitivity: 7.5 mV. Dynamic range +40 db. Contact: Phono contacts and DIN connector marked RADIO (pin No. 1 and 4).
  FM-Multiplex inputs:
  The model 12 tape recorder is furnished with a FM-Multiplex switch which switches the multiplex filter in or out.

  Outputs:

  Playback Preamplifier output:
  Internal impedance is 5 kohms. Open circuit output voltage 750 mV, independent of the settings of all switches and controls during playback. Two phono contacts (ch. 1 and ch. 2) are furnished for connection to external power amplifier.
  Low Impedance output:
  External impedance is 4ohms. Two standard telephone jacks (ch. 1 and ch. 2) in parallel with two DIN loudspeaker contacts are furnished for connection to external loudspeakers.
  Centre Channel output:
  Impedance is 82 ohms from each amplifier. Output voltage in record position is 750 mV open circuit. One standard telephone jack in parallel with one DIN loudspeaker contact are furnished for connection to headphones.
  Power output:
  Maximum output power is 10 watts in each channel. Two standard telephone jacks (ch. 1 and ch. 2) in parallel with two DIN loudspeaker contacts are furnished for connection to external speakers.

  Speakers:
  2 x 7" x 4"

  Solid state devices listed once per type.

  See also 115 volt 60 Hz version

• Peso neto
• 10.5 kg / 23 lb 2 oz (23.128 lb)

• Precio durante el primer año
• 1,795.00 NKr.

• Procedencia de los datos
• -- Original-techn. papers.

• Autor
• Modelo creado por Ernst Rykkje. Ver en "Modificar Ficha" los participantes posteriores.

• Otros modelos

• Donde encontrará 204 modelos, 177 con imágenes y 108 con esquemas.
  Ir al listado general de Tandberg Radio; Oslo