Compact Two-Way 100V/70V/8-Ohm Loudspeaker

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Compact Two-Way 100V/70V/8-Ohm Loudspeaker

CSS-1S/T is a versatile, compact two-way loudspeaker designed for use on 100V or 70V distributed speaker lines, or in 8 ohm direct mode. The 135 mm (5.25 inch) low frequency loudspeaker and 19 mm (.75 inch) polycarbonate dome tweeter reproduce full-range sound quality for foreground or background music and are voiced for maximum speech clarity and intelligibility.


  • 10 Watt Multi-Tap Transformer for 100V or 70V Distributed Speaker Lines
  • 8 Ohm Direct Setting
  • Included Wall-Mounting Bracket
  • Professional Drivers and Network


  Version Language Size Uploaded
file type icon CSS-1S/T Spec Sheet
updated: oct. 2020
    547 ko oct. 2020
file type icon JBL Commercial Brochure
updated: avr. 2020
    1,64 Mo avr. 2020
file type icon CSS Series
updated: oct. 2019
    141 ko oct. 2019
file type icon CSS-1S, CSS-1S/T Declaration of Conformity
updated: oct. 2019
    131 ko oct. 2019
Speaker Tunings
file type icon Commercial, CBT, and AWC Tunings 220616
version A, updated: mai 2023
  557 ko mai 2023
Application Guides
file type icon Series Application Guide (English)
version 1.7, updated: avr. 2020
1.7    6,89 Mo avr. 2020
file type icon Series Application Guide (Chinese)
version 1.7, updated: avr. 2020
1.7    11,5 Mo avr. 2020

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Pièces détachées et réparations

Caractéristiques techniques

Frequency Range (-10dB) 85 Hz – 18 kHz
Frequency Response (±3 dB) 120 Hz – 16 kHz
Power Capacity 60 Watts
Sensitivity 86 dB SPL, 1W (2.83V) at 1m (3.3 ft)
Maximum SPL (1m) 106 dB at 8 Ohm Direct setting; 96 dB at 10W setting
Nominal Coverage 120ºH x 120ºV
Directivity Factor (Q) 6.2
Directivity Index (DI) 7.9 dB
Nominal Impedance 8 ohms (in 8Ω DIRECT mode, selectable on back panel)
Transformer Taps 10 W, 5 W (& 2.5W @ 70V)
Crossover Frequency 4.3 kHz
LF Driver 135 mm (5.25 in) low frequency driver
HF Driver 19 mm (0.75 in) polycarbonate dome tweeter
Input Connectors Spring-loaded terminals
Enclosure Material Polypropylene Structural Foam
Color Black
Dimensions 229 mm x 159 mm x 143 mm(9.0 in x 6.3 in x 5.6 in)
Net Weight (each) 2.0 kg (4.5 lb)
Shipping Weight (pair) 4.8 kg (10.5 lb)
Included Accessories Wall-mounting bracket assembly