Nikko STA-7070

Data

General

• Manufacturer: Nikko
• Model: STA-7070
• Type: Receiver
• Years of manufacture: 1975 - 1977
• Made in: Japan
• Color: silver, wooden case
• Remote control: no
• Power consumption:
• Dimensions: 455 x 135 x 335 mm (WxHxD).
• Weight: approx. 10 kg
• Original price approx.: 1'199 DM

Connections

• Number of inputs:
  • Phono 1, 2: 2.2 mV
  • Aux 1: 160 mV
  • Aux 2: 320 mV
  • Tape Play 1, 2: 160 mV
  • VHF Antenna: (240/60 Ohm)
  • AM antenna: (300 Ohm)
  • Main-In: 1,4 V
• Number of outputs:
  • Tape Rec 1, 2: 750 mV
  • Pre-Out: 750 mV

FM Quadro: 180 mV

• • Headphones: 200 Ohm (6.3mm jack, front)
  • 2 pairs of speakers: (4-16 Ohm)

Technical Data

Amplifier

• Continuous power (at distortion):
  • 8 Ohm:
  • 4 Ohm: 2x 50 W
• Dynamic power:
  • 8 Ohm:
  • 4 Ohm:
• Total harmonic distortion: 0.14 %
• Attenuation factor: > 40 (4 Ohm, 20 - 20'000 Hz)
• Frequency response: 20 Hz - 30 kHz
• Signal-to-noise ratio:
  • Phono MM: 70 dB
  • High level: 80 dB
• Tone control:
  • Bass: yes, ± 16 dB at 50 Hz

treble: yes, ± 15 dB at 15 kHz

• Loudness: yes
• High Filter: 7 kHz (12 dB / octave)
• Low Filter (Subsonic): 70 Hz (12 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: 1.2 µV
  • MW: 150 µV
• Distortion factor:
  • FM: 0.15/0.35 % (Mono/Stereo)

Signal to Noise Ratio: 70/66 dB (Mono/Stereo)

• Channel separation:
  • FM: >30 dB
• selectivity:
  • FM: >80 dB

MW: 32 dB

• Common wave selection:
  • FM:
• Spurious wave selection:
  • FM:
• IF attenuation:
  • FM: 86 dB
  • MW: 45 dB

IF attenuation:

• • FM: 100 dB
  • MW: 43 dB
• AM suppression: 60 dB

Special Features

• Tape Dubbing
• VHF muting

Remarks

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

Pictures

• Image: Nikko STA-7070

Reviews

• Review by "Good Old Hifi": [[1]]