Yamaha GF-1

Data

General

• Manufacturer: Yamaha
• Model: GF-1
• Year built: 1991
• Made in: Japan
• Color: American walnut, brown
• Dimensions: 140 x 71 x 66 cm (speaker), 65 x 17.5 x 18 cm (power supply)
• Weight: 150 Kg each (speaker), 25 Kg (power supply)
• Price when new: approx. 7700,- Euro (Walnut) resp. 10.700,- Euro (Brown) per pair

Technical Data

• Type of construction: 4-way active bass reflex
• drivers:
  • Tweeter: 3 cm gold-plated beryllium dome tweeter

midrange driver: 8.8 cm gold-plated beryllium dome tweeter

• • Low-midrange driver: 27 cm Kevlar cone
  • Woofer: 30 cm Kevlar cone
• Power amplifier output: 4x 125 Watt RMS (active)
• Efficiency: none, because active
• Frequency response:
• Frequency response: 25 Hz - 35,000 Hz
• Transitional ranges: 60 Hz, 600 Hz, 4000 Hz
• Impedance: none, because active

Special Features

• YST technology for the woofer

Remarks

• The GF-1 was only sold in Japan

Pictures