Ground Zero GZC 165-30A
The Ground Zero GZC 165-30A is a 165 mm / 6.5″ 2-way component loudspeaker system with a powerful sound character. It combines the GZC K165 midwoofer with a non-pressed paper cone and aluminum cast basket, the GZC T28SQ coated silk dome tweeter and a variable 2-way crossover for 140 watts RMS of clean, dynamic sound.
Key Features
- 2-Way Component System: Separate midwoofer, tweeter and crossover for precise staging
- Non-Pressed Paper Cone: Natural, dynamic midbass reproduction
- Durable Rubber Surround: Long lasting suspension with controlled excursion
- GZ Aluminum Cast Basket: Rigid, resonance free frame
- 38 mm / 1.5″ Voice Coil: High power capable 4 Ohm design with powerful ferrite motor
- 28 mm Coated Silk Dome Tweeter: Anodized aluminum housing with damped coupling volume
- Variable 12 dB/oct Crossover: Adjustable tweeter level for fine tuning
- GZ Design Hexagon Grill: Protection grills included
Technical Specifications
- Diameter: 165 mm / 6.5″
- Power Handling: 140 W RMS / 220 W max
- Impedance: 4 Ohm
- Efficiency: 88 dB
- Frequency Response: 40 Hz – 24 kHz
- Tweeter: GZC T28SQ, outer diameter 48 mm / 2.13″
- Midwoofer: GZC K165, outer diameter 165 mm / 6.5″
- Mounting Diameter: 144 mm / 5.67″
- Mounting Depth: 69 mm / 2.72″
- Crossover: Variable 2-way, 12 dB/oct
- Crossover Frequency: 4500 Hz
A complete 6.5″ component upgrade for listeners who want powerful, detailed sound in the front stage.















