Nikko STA-9090

Data

General

• Manufacturer: Nikko
• Model: STA-9090
• Type: Receiver
• Years of manufacture: 1975 - 1977
• Made in: Japan
• Color: silver, wooden case
• Remote control: no
• Power consumption: 530 W max.
• Dimensions: 480 x 165 x 390 mm (WxHxD)
• Weight: 15 kg
• Original price approx.: 1'998 DM

Connections

• Number of inputs:
  • Phono 1, 2: 3 mV, 50 kOhm
  • Microphone: 3 mV, 50 kOhm
  • Aux 1: 200 mV, 100 kOhm
  • Aux 2: 500 mV, 120 kOhm
  • Tape Play 1, 2: 200 mV, 100 kOhm
  • 4-Channel In: 200 mV, 50 kOhm
  • Main In: 130 mV, 100 kOhm

FM antenna: 300 Ohm / 75 Ohm

• • MW antenna: 300 Ohm
• Number of outputs:
  • Tape Rec 1, 2: 200 mV
  • Tape Rec DIN: 40 mV
  • 4-Channel Out: 130 mV
  • Headphones: 200 Ohm (6.3mm jack, front)
  • 3 speaker pairs: (4-16 Ohm)

Technical Data

Amplifier

• Continuous power (at distortion):
  • 8 Ohm: 2x 58 W RMS
  • 4 Ohm:
• Dynamic power:
  • 8 Ohm:
  • 4 Ohm:
• Total harmonic distortion: 0,5 %
• Attenuation factor: > 32
• Frequency response: 10 Hz - 50 kHz
• Signal-to-noise ratio:
  • Phono MM: 65 dB
  • Microphone: 70 dB
  • High level: 80 dB
• Tone control:
  • Bass: yes, ± 10 dB at 70 Hz
  • Mid: yes, ± 6 dB at 1 kHz
  • Treble: yes, ± 10 dB at 10 kHz
• Loudness: yes, + 10 dB at 70 Hz, + 5 dB at 10 kHz
• High Filter: - 3 dB at 5 kHz (- 6 dB / octave)
• Low Filter (Subsonic): - 3 dB at 100 Hz (- 6 dB / octave)

Tuner

• Reception: FM, MW
• Frequencies:
  • FM: 87 - 108 MHz

MW: 525 - 1'605 kHz

• Frequency response: 30 - 15'000 Hz, ± 0,5 dB
  • VHF: 1.8 µV
  • MW: 150 µV
• Distortion factor:
  • FM: 0.2 % /0.5 % (mono/stereo)

Signal-to-noise ratio: 70 dB / 66 dB (mono/stereo)

• Channel separation:
  • FM: > 40 dB
• Selectivity:
  • FM: > 70 dB

MW: 30 dB

• Common wave selection:
  • FM: 1.8 dB
• Spurious wave selection:
  • FM:
• Mirror frequency attenuation:
  • FM: 80 dB
  • MW: 50 dB

IF attenuation:

• • VHF: 90 dB
  • MW: 50 dB
• AM suppression: 60 dB

Special Features

• Tape Dubbing
• Tape 2, input and output with 6.3mm jack, front
• Microphone mixer
• VHF muting
• VHF 4-channel output
• High Blend Filter

Comments

• Other models in the same series:
• Nikko STA-5050
• Nikko STA-7070
• Nikko STA-8080
• Nikko STA-9090

Pictures

• Extract from brochure: Nikko STA-9090