Yamaha B-3

Data

General

• Manufacturer: Yamaha
• Model: B-3
• Type: Power amplifier
• Years of manufacture: 1977 - 1981
• Color: Black
• Remote control: No
• Power consumption: 190 W
• Dimensions: 200 x 193 x 407 mm (WxHxD)
• Weight: 16.2 kg
• Original price approx.: 200'000 Yen (Japan, 1977), 3'000 DM

Connections

• Number of inputs:
• Input (sensitivity/impedance).
  • Line 775mV/25 KOhm
• Number of outputs:
  • 1x pair of speakers

Technical Data

• Continuous power (at distortion factor)
  • 8 Ohm: 2x 70 Watt at 0.03% or 1x 140 Watt at 0.05%

4 ohms: 2x 70 watts at 0.03%.

• Dynamic power
  • 8 Ohm:
  • 4 Ohm:
• Total harmonic distortion: 0.05%
• Attenuation factor: 80, bridged 55
• Frequency response: 5-100,000 Hz, bridged 5 - 70,000 Hz
• Ripple spacing (shorted):
• Signal-to-noise ratio: 118dB

Special Features

• Bridgeable to mono
• Channel-separated level controls
• V-FET

Notes

• Other models in the same series:
• Preamplifier:
• Yamaha C-1
• Yamaha C-2

• Power amplifier:
• Yamaha B-1
• Yamaha B-2

Pictures

• Image: Yamaha B-3

• Image: Yamaha B-3