Yamaha B-1 specifications

Category : Power amplifiers

Brand : Yamaha

General

Connections

Tech nical data

Special equipment

• Manufacturer: Yamaha
• Model: B-1
• Years of construction: 1976 - 1978
• Color: Black
• Type: analog
• Remote control: No
• Power consumption: 950 W
• Dimensions: 460 x 150 x 390 mm (WxHxD)
• Weight: 37 kg
• Factory price approx.: 4.000,- DM (with control unit UC-1 approx.: 5.200,- DM)

• Number of inputs:
  • Direct 775 mv/ 100 kOhm (bypasses UC-1)
  • Normal 775 mV/ 100 kOhm
Number of outputs:
• 5x Loudspeakers (Only pair 1 usable without UC-1)

Direct 775 mv/ 100 kOhm (bypasses UC-1)
• Normal 775 mV/ 100 kOhm

• 5x loudspeakers (only pair 1 usable without UC-1)

• Continuous power (with total harmonic distortion)
  • 8 ohms: 2x 160 watts
  • 4 Ohm s: 2x 160 watts
• Dynamic power
  • 8 Ohm s:
  • 4 Ohm s:
• Total harmonic distortion: 0.08 %
• Attenuation factor: 80
• Frequency response: 5 - 100,000 Hz
• Stereo channel separation:
• Signal-to-noise ratio: 100 dB

• 8 ohms: 2x 160 watts
• 4 Ohm s: 2x 160 watts

• 8 Ohm s:
• 4 ohms:

• Channel-separated level controls
• Subsonic filter (10 Hz - 12 dB, switchable on the back or via UC-1)
• Expandable with UC-1. The UC-1 extends the B-1 with peak value displays (-50/+5 dB) and 5 individually adjustable and switchable speaker outputs

• Other models of the same series:
• B-1
• B-2

• Picture: Yamaha B-1

• Picture: Yamaha B-1 with UC-1

• Report on "Good Old Hifi": [1]

Comment:

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