Marantz HD 770

Data

General

• Manufacturer: Marantz
• Model: HD 770
• Type: Loudspeaker
• Years of manufacture: 1977 - 1980
• Made in: Japan
• Color: Brown
• Dimensions: 381 x 673 x 298 mm (WxHxD)
• Weight:
• Original price approx.: 260 US-$ (USA, 1977), 900 DM / piece.

Technical Data

• Construction: 4-Way, 4 Speakers
• Chassis:
  • Woofer: 305 mm cone

midrange driver: 130 mm cone Tweeter: 40 mm dome tweeter Super tweeter: 40 mm dome tweeter Power handling (nominal/music): 125 W / 200 W

• Efficiency: 90 dB
• Frequency response: 33 - 22'000 Hz
• Transitional ranges: 750 Hz, 2'300 Hz, 5'000 Hz
• Impedance: 8 Ohm

Special Features

• Level control for midrange, treble and super treble

Remarks

• Other models in the same series:
• Marantz HD 440
• Marantz HD 550
• Marantz HD 660
• Marantz HD 770
• Marantz HD 880

Pictures

• Extract from brochure: Marantz HD-440, HD-550, HD-660, HD-770, HD-880