Telefunken Opus hifi 7050 specifications

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Brand : Telefunken

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• manufacturer: Telefunken
• model: Opus Hifi 7050
• type: Receiver
• year of construction: 1976 - 1978
• Made in Germany
• color: Front silver / Black housing Light walnut, with charcoal-colored sidewalls, or grinding paint pearl white with white side panels and Black
• remote control: without
• power consumption:
• dimensions: 618 x 118 x 300 mm (WxHxD)
• weight: 8.5 kg
• factory price approx.: DM 1,200
• natural walnut: 1.398 DM
• Black, sanding White lacquer: 1.420 DM
• connections
• number of inputs:
• Phono (MM): 1,85 mV / 47 K-ohms
• Phono (crystal): 240 mV / 470 ohms
• Tape Play: 240 mV / 470 ohms
• antenna (FM: 75, 300 Ohm , MW: 300 Ohm )
• number of outputs:
• Tape Rec: 1.7 mV / a 1.7 kOhm
• 2 headphones: > 200 Ohm s
• 3 pairs of Speakers
• Tech nical data
• amplifier
• continuous power
• 8 Ohm s:
• 4 Ohm : 2x 50 W
• dynamic performance
• 8 Ohm s:
• 4 Ohm : 2x 70 W
• total harmonic distortion: < 0,5 %
• damping factor: 55 (8 Ohm )
• frequency response: 20 Hz - 22 KHz, ± 1.5 dB
• signal-to-noise ratio: > 64 dB
• sound-control:
• Bass: ± 17 dB at 40 Hz
• in the Middle: + 9,5 dB - 7.5 dB at 2 kHz
• height: + 13 dB, 14 dB at 15 kHz
• Loudness:
• High Filter : Yes 18 dB / octave at 6'500 Hz
• Low Filter (Subsonic): Yes, 12 dB / octave at 100 Hz
• Mute:
• Tuner
• receiving: FM, MW, LW, KW
• frequency:
• FM: 87,6 - 108 MHz
• MW: 515 - 1645 kHz
• LW: 145 - 330 kHz
• KW: 5.75 MHz - 15,55 MHz
• any additional information for FM
• frequency response: 15 - 30'000 Hz, ± 1 dB
• input sensitivity: 2,0 µV
• THD:
• Mono: < 0,4 %
• Stereo: < 0,5 %
• signal-to-noise ratio: 72 dB
• channel separation: 65 dB
• selectivity: 65 dB
• frequency selection: 1.5 dB
• in addition to the wave selection:
• mirror frequency attenuation: 90 dB
• ZF-attenuation:
• ON-suppression:
• station memory: 7x FM
• special features
• 2 headphones connections
• slide controls for Bass, Middle, treble, Volume
• FM Muting
• FM-AFC

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