Nikko Gamma I

Data

General

• Manufacturer: Nikko
• Model: Gamma I
• Type: Tuner
• Years of construction: 1977 - 1981
• Made in: Japan
• Color: black, silver, wooden case optionally available
• Remote control: no
• Power consumption: 18 W
• Dimensions: 483 x 64 x 250 mm (WxHxD)
• Weight: 5.5 kg
• Original price approx.: 898 DM

Connections

• Number of inputs:
  • Antenna FM / MW: 75 Ohm, 300 Ohm
• Number of outputs:
  • Line Out Fixed: 650 mV
  • Line Out Variable: 0 - 1'300 mV

Technical Data

• Reception: VHF
• Frequencies:
  • VHF: 87 - 108 MHz
• Sensitivity:
  • Wide E: 10.3 dBf, 1.8 µV
  • Narrow E: 10.3 dBf, 1.8 µV
• Attenuation sensitivity of 60 dB:
  • Mono 14 dBf
  • Stereo 34 dBf
• Distortion T, HZ at 65 dBf:
  • Mono:
    • Wide: 0.04 %

Narrow: 0.08 % Stereo:

• • • Wide 0.06 %

Narrow 0.2

• Frequency response: 30 to 15 kHz; + 0.4 - 0.8 dB
• Input ratio:
  • Wide: 1.0 dB

Narrow: 1.5 dB

• Alternating channel selectivity (-400 kHz):
  • Wide: 35 dB

Narrow: 80 dB

• Noise reproduction ratio: 110 dB
• IF Reception Ratio: 110 dB
• IF Reception Ratio: 110 dB
• AM rejection ratio: 60 dB
• Stereo separation:
  • at 1 kHz:
    • Wide: 55 dB

Narrow: 46 dB

• • at 50 to 10 kHz:
    • Wide: 35 dB
    • Narrow: 32 dB
• Subcarrier product ratio: 65 dB
• Attenuation threshold: 10 dBf

Special Features

• Illuminated VU meters
  • Power adjustment of the VU meters in 4 steps: 0 dB, - 6 dB, - 12 dB, - 24 dB

Remarks

• Preamplifiers of the same series:
• Nikko Beta I
• Nikko Beta II

• Power amplifiers of the same series:
• Nikko Alpha I
• Nikko Alpha II

• Tuners of the same series:
• Nikko Gamma I

Pictures

• Image: Nikko Gamma I

• Image: Nikko Alpha I / Beta I / Gamma I in silver.

• Excerpt from US advertisement: Nikko Alpha II, Alpha V, Beta I, Beta II, Beta V, Gamma I.

• Excerpt from advertisement: Nikko Alpha II / Beta I / Gamma I in black