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C4.8T | Martin Audio Professional Passive Loudspeakers Equipment

Professional Passive Loudspeakers solution by Martin Audio - Available throughout the Middle East

4" Passive Full-range Ceiling Speaker
Martin Audio

4.5'' Ceiling Speaker U/L Approved


C4.8T - Professional Passive Loudspeakers Equipment Description

Detailed information about the C4.8T by Martin Audio


Technical Overview

C4.8T's configuration easily outperforms coaxial stalk-mounted tweeter or single driver arrangements in terms of wide dispersion and smooth off-axis frequency response. The exceptionally wide dispersion of the C4.8T makes it particularly suitable for installation in low ceilings where significantly


C4.8T Technical Specifications

Complete technical specifications and documentation for the C4.8T by Martin Audio

Technical Drawing
Technical drawing for C4.8T
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Product Specifications
Name Value
TYPE Ceiling mounted, two-way vented enclosure
FREQUENCY RESPONSE (5) 100Hz-20kHz ± 3dB -10dB @ 80Hz
DRIVER 4" (100mm) UL94V-0 PP bass driver 0.8" (19mm) dome tweeter
RATED POWER (2) 40W AES, 160W peak
SENSITIVITY (8) 86dB
MAXIMUM SPL (9) 100dB continuous, 106dB peak
NOMINAL IMPEDANCE 16Ω
DISPERSION (-6dB) 180° conical up to 10kHz
CROSSOVER 5kHz passive
ENCLOSURE Steel backcan
FINISH Bezel & grille – white UV resistant (Overpaintable) Backcan – zinc plated
PROTECTIVE GRILLE Perforated steel
CONNECTORS Rising clamp plug and socket
ACCESSORIES (included) 25W 70/100V line transformer Tile rails C bracket Paint mask Cut-out template
VOLTAGE TAPS 100V – 25W, 12.5W, 6W 70V – 25W, 12.5W, 6W, 3W
DIMENSIONS (OD) 205mm x (D) 131mm (OD) 8.1ins x (D) 5.1ins
CUT-OUT DIAMETER 178mm (7.01 ins)
WEIGHT 2.6kg (5.7lbs)

C4.8T Downloads & Documentation

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Professional Projects Using C4.8T

Real-world implementations and case studies featuring the C4.8T by Martin Audio in professional installations across the Middle East