Ground Zero ULTRA M-80
EAN: 4037072025262
GZ ULTRA M-80
3,15″
ULTRA High-End midrange
110W
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pair
899,00 €
Description
Specifications
Manuals
ULTRA speakers are designed for the most demanding music lover.
Carefully built by hand with the best materials and selected in pairs, they are delivered in fine wooden boxes.
- 80 mm / 3.15″ Ultra-high-end midrange speaker
- Tightly-tolerated technical parameters
- High-tech Kevlar® cone
- Linear moving NBR surround
- Vented voice coil former reducing distortion
- Round CCA wire voice coil increasing power handling
- Optimized motor and voice coil ventilation
- Documented final technical inspection
- Wooden box packaging / in matching pairs
- Incl. high-quality mounting ring
Carefully built by hand with the best materials and selected in pairs, they are delivered in fine wooden boxes.
- 80 mm / 3.15″ Ultra-high-end midrange speaker
- Tightly-tolerated technical parameters
- High-tech Kevlar® cone
- Linear moving NBR surround
- Vented voice coil former reducing distortion
- Round CCA wire voice coil increasing power handling
- Optimized motor and voice coil ventilation
- Documented final technical inspection
- Wooden box packaging / in matching pairs
- Incl. high-quality mounting ring
GENERAL SPECIFICATIONS:
Speaker type 80 mm / 3.15” SQ midrange speaker
Nominal impedance 4 ohms
Frequency Response 150 Hz – 15 kHz
Basket type Multipiece machined aluminum
Cone material High-Tech Kevlar®
Motor High-grade Neodymium
Voice coil diameter 20 mm / 0.79”
Max. excursion (p2p)- Xmax 7 mm / 0.28“
Power handling (RMS) 70 Watts
Power handling (max) 110 Watts
Outer diameter 93,8 mm / 3.69”
Mounting diameter 76,5 mm / 3.01”
Mounting depth 42 mm / 1.65”
PARAMETERS:
Resonance frequency - fs 127 Hz
Efficiency - SPL 88 dB
DC voice coil resistance - Re 3.5 ohms
Driver´s Q (nonelectrical losses only) - Qms 6.76
Driver´s Q (at fs) - Qes 0.43
Total driver´s Q - Qts 0.40
Air vol. compliant to driver´s suspension - Vas 0.9 L
Moving mass incl. acoustic load - Mms 3.15 g
Product of magnetic flux density - BL 4.52 N/A
Mech. resistance of driver´s suspension - Rms 0.37 kg/s
Compliance of driver´s suspension - Cms 0.50 mm/N
Voice coil inductance - LE 0.04 mH
FEATURES:
Ultra-high-end 80 mm / 3.15” midrange speaker
Tightly tolerated technical parameters
High-Tech Kevlar® cone
Linear moving NBR surround
High-grade neodymium motor with copper cup
Vented voice coil former reducing distortion
Round CCAW wire voice coil increasing highest efficiency
Fine-blasted, black anodized GZ-design basket from machined aluminum parts
Optimized motor and voice coil ventilation
Airflow-optimized aluminum cast spokes
Gold plated terminals
Documented final technical inspection
Wooden box packaging / in matching pairs
NRG protection grills with aluminum ring
Speaker type 80 mm / 3.15” SQ midrange speaker
Nominal impedance 4 ohms
Frequency Response 150 Hz – 15 kHz
Basket type Multipiece machined aluminum
Cone material High-Tech Kevlar®
Motor High-grade Neodymium
Voice coil diameter 20 mm / 0.79”
Max. excursion (p2p)- Xmax 7 mm / 0.28“
Power handling (RMS) 70 Watts
Power handling (max) 110 Watts
Outer diameter 93,8 mm / 3.69”
Mounting diameter 76,5 mm / 3.01”
Mounting depth 42 mm / 1.65”
PARAMETERS:
Resonance frequency - fs 127 Hz
Efficiency - SPL 88 dB
DC voice coil resistance - Re 3.5 ohms
Driver´s Q (nonelectrical losses only) - Qms 6.76
Driver´s Q (at fs) - Qes 0.43
Total driver´s Q - Qts 0.40
Air vol. compliant to driver´s suspension - Vas 0.9 L
Moving mass incl. acoustic load - Mms 3.15 g
Product of magnetic flux density - BL 4.52 N/A
Mech. resistance of driver´s suspension - Rms 0.37 kg/s
Compliance of driver´s suspension - Cms 0.50 mm/N
Voice coil inductance - LE 0.04 mH
FEATURES:
Ultra-high-end 80 mm / 3.15” midrange speaker
Tightly tolerated technical parameters
High-Tech Kevlar® cone
Linear moving NBR surround
High-grade neodymium motor with copper cup
Vented voice coil former reducing distortion
Round CCAW wire voice coil increasing highest efficiency
Fine-blasted, black anodized GZ-design basket from machined aluminum parts
Optimized motor and voice coil ventilation
Airflow-optimized aluminum cast spokes
Gold plated terminals
Documented final technical inspection
Wooden box packaging / in matching pairs
NRG protection grills with aluminum ring