Install Guide

Stage 2 Architectural Loudspeakers Installation Guide | ©2022 Harman International Pg 8
In-Ceiling (Special Use)
Stage 260CDT Stage 260CSA Stage 280CSA
High Frequency Transducer
Dual 3/4" (20mm) Aluminum
dome with Acoustic Lens
1" (25mm) Aluminum dome
with Acoustic Lens
1" (25mm) Aluminum dome
with Acoustic Lens
Low Frequency Transducer
Dual VC 6.5" (165mm)
Polycellulose cone woofer
6.5" (165mm) Polycellulose
cone woofer
8" (200mm) Polycellulose
cone woofer
Recommended Amplier
Power
20-75W RMS 20-100W RMS 20-120W RMS
Frequency Response
50Hz-25kHz (-6dB on-axis) 50Hz-25kHz (-6dB on-axis) 42Hz-25kHz (-6dB on-axis)
Sensitivity (2.83V@1m)
90dB 87dB 90dB
Nominal Impedance
8ohm 8ohm 8ohm
Crossover Frequency
2900Hz 2800Hz 2900Hz
Inputs
Nickel-plated spring-loaded
connectors
Nickel-plated spring-loaded
connectors
Nickel-plated spring-loaded
connectors
Grille Dimensions
Dia: 9.2in (233mm)
H: 9.8in (248mm) x W 9.8in
(248mm)
H: 11.4in (289mm) x W 11.4in
(289mm)
Cutout Dimensions
Dia: 8in (203mm)
H: 8.6in (219mm) x W: 8.6in
(219mm)
H: 10.2in (260mm) x W:
10.2in (260mm)
Mounting Depth
4.2in (106mm) 5in (127mm) 5.4in (138mm)