Heco Presence 543

Data

General

• Manufacturer: Heco
• Model: Presence 543
• Years of manufacture: around 1978/79
• Manufactured in:
• Color: Black
• Dimensions: 650 x 400 x 250 mm (HxWxD)
• Weight: 23kg per box
• Original price approx:

Technical Data

• Type: 3-way closed, compact speaker
• Chassis:
  • Woofer: 1x 300 mm (cone)

midrange driver: 1x 50 mm (dome)

• • tweeter: 1x 25 mm (dome)
• Power handling (nominal/music): 100 / 150 Watt
• Efficiency:
• Frequency response: 20 - 25,000 Hz
• Transitional ranges: 500 / 3,000 Hz
• Impedance: 4 Ohm

Special Features

• Two 7-step controls for adjusting mids and treble (±3 dB).

Remarks

Other models in the same series:

• Presence 443
• Presence 543