Nordmende 8910SC

Data

General

• Manufacturer: Nordmende
• Model: HiFi System 8910 SC 983.131 H
• Years of manufacture: 1982 - 1984
• Made in: Japan
• Color: Silver
• Remote control: no
• Power consumption: n.a.
• Dimensions: 440 x 110 x 350 mm (WxHxD)
• Weight: n.a.
• Original price approx.: 1'200 DM

Connections

• Number of outputs: 2+1
  • 6,3mm jack socket for headphones
  • 2x 2 terminals for loudspeakers
• Number of inputs: 5
  • Cinch Phono magn.

Cinch AUX

• • 6.3mm jack socket for microphone (without voltage for condenser microf.)

FM antenna asym. 75 Ohm AM antenna asym. (long wire and earth), additional fixed ferrite antenna

Technical Data

Amplifier Power: 2x 45W sine at 8Ohm / 2x 70W music at 8Ohm distortion factor: 0,01% at 40W

• Frequency range: 10Hz - 40kHz
• Power bandwidth: 10Hz - 50kHz
• Sensitivity:
  • AUX: 150mV / 47kOhm

TA magn.: 2,5mV / 47kOhm

• Crosstalk attenuation 60dB
• External voltage distance (at nominal power / 50mW):
  • AUX: 75dB / 70dB

TA magn.: 65dB / 60dB

• Slider for
• Volume
  • Balance

treble

• • Bass
• Loudness
• 2 speaker pairs switchable

Tuner

• Reception: (FM/MW/LW)
• Frequencies:
  • FM (VHF): 87.5MHz - 108MHz, IF: 10.7MHz, 50kHz grid.

MW (AM): 522kHz - 1611kHz, IF: 450kHz, 9kHz grid

• • LW (AM): 146kHz - 353kHz, IF: 450kHz, 9kHz raster

VHF:

• • Frequency response: 20 Hz - 15 kHz
  • Input sensitivity (FM - S/N: 26dB at 40kHz deviation)
  • Mono: 1µV

Stereo: 30µV Distortion factor:

• • Mono: 0.15%

Stereo: 0.25%

• • Signal to noise ratio (FM mono/stereo): 65dB / 60dB
  • Channel separation (FM): 40dB
  • Selectivity (FM): 65dB (±300kHz)
  • Co-wave selection: n.a.
  • Spurious wave selection: n.a.
  • Image frequency attenuation: n.a.

IF attenuation: n.a.

• • AM rejection: 62dB (22kHz deviation, 30% mod., 1mV antenna voltage).
• AM MW:
  • Input sensitivity: 400µV/m (S/N: 20dB).
  • Channel separation: 40dB (±9kHz)
• AM LW:
  • Input sensitivity: 800µV/m (S/N: 20dB)
  • Channel separation: 40dB (±9kHz)
• Station memory: 6 each for FM and AM
• digital frequency display (VF tube)
• LED indicators for field stations and VHF stereo

Cassette Drive

• 1-motor drive with electronic full-logic-control, 4 Hubmangeten as actuators.
• suitable for normal, chrome dioxide and metal cassettes
• frequency range 30Hz - 14kHz (-7dB)
• synchronization fluctuation: better 0,14%

Distortion factor: 1.2%

• Noise reduction: Dolby B
• Manual level control by means of a slide control
• 5-stage LED display for recording level (together with field strength display)
• Automatic search for track start and track end
• 3-digit mechanical tape counter
• LED cassette compartment light

Remarks

• Digitally controlled station setting with disengageable search run
• Little informative service manual, partly faulty
• Weak point: Volume control, today (2008) no longer available
• runs despite its old age including the cassette part (except for the volume control) flawlessly

Pictures

• Excerpt from brochure: Nordmende 8910 SC