User Manual
15 
TECHNICAL SPECIFICATION / TECHNISCHE SPECIFICATIE / TECHNISCHE 
DATEN / ESPECIFICACIONES TÉCNICAS / SPÉCIFICATIONS TECHNIQUES / 
SPECYFIKACJA TECHNICZNA   
The specifications are typical. The actual values can slightly change from one unit to the other. Specifications can be changed 
without prior notice. 
The products referred to in this manual conform to the European Community Directives to which they are subject: 
•  Electromagnetic Compatibility (EMC) 2014/30/EU 
•  Restriction of Hazardous Substances (RoHS) 2011/65/EU 
NCSS8 
NCSS6 
NCSS8 
NCSS5B 
NCSS6B 
NCSS8B 
Ref.nr. 
952.615 
952.616 
952.617 
952.618 
952.619 
652.620 
Output power RMS 
20W 
30W 
40W 
20W 
30W 
40W 
Diameter tweeter 
½’’ 
½’’ 
½’’ 
½’’ 
½’’ 
½’’ 
Diameter woofer 
5 ¼’’ 
6 ½’’ 
8’’ 
5 ¼’’ 
6 ¼’’ 
8’’ 
Tweeter type 
Mylar 
Mylar 
Mylar 
Mylar 
Mylar 
Mylar 
Magnet type 
Ferrite 
Ferrite 
Ferrite 
Ferrite 
Ferrite 
Ferrite 
Impedance 
8Ohm 
8Ohm 
8Ohm 
8Ohm 
8Ohm 
8Ohm 
Frequency response 
70-20kHz 
50Hz – 20kHz 
40-20KHz 
70-20kHz 
50Hz – 20kHz 
40-20KHz 
SPL @ 1W/1m 
88dB 
90dB 
92dB 
88dB 
90dB 
92dB 
Mounting depth 
74mm 
80mm 
87mm 
74mm 
80mm 
87mm 
Mounting diameter 
161mm 
190mm 
229mm 
161mm 
190mm 
229mm 










