SA-CS9 is a Ported type Powered Subwoofer by Sony with a frequency range of 28-200 HZ.  It features 1 x 10" foamed-mica cellular reinforced Woofer, and powered by a  115 watts amplifier. 
    
        
        
            Sony SA-CS9 Lifestyle        
    
    
SA-CS9 is a member of Sony's CS series of Powered subwoofers.  Below you can see the main specs of these subwoofers as well as review and comparison links. 
                                
                                    
                                    
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                                 Frequency Response
Sony SA-CS9 has a  Frequency response range of 28-200 HZ at ±3dB.  With the help of its 1 x 10-inch driver and 115 watts RMS  amplifier, the SA-CS9 can go as low as 28 Hz which doesn't quite offer full range sound (20Hz-2kHZ) but it gets really close. 
Here we have a comparison of how SA-CS9's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
    
        Low Frequency
        Powered Subwoofers
        
        
        
        
     
    
        High Frequency
        Subwoofer Speakers
        
        
        
        
     
 
    
    
    
    
Low-Pass CrossoverSony SA-CS9 has a variable Low-pass filter (LFP) which lets you choose a  frequency level between 50-200 Hz in order to block any frequencies above that point from  reaching the amplifier. 
    
        
        
            Sony SA-CS9 Back View        
    
    
    
    
 Inputs and Outputs
    
        - PreampLevel Inputs: Stereo RCA/LFE
                 - SpeakerLevel Outputs: No
         
    
    
Sony SA-CS9  External Dimensions and Weight
Sony SA-CS9 has  external dimensions of (Height x Width x Depth) 11.6 x 13.6 x 15.7 inch (295 x 345 x 400 mm ). 
    Base Surface Area
    Base surface area of a loudspeaker may become a  determining factor when the space in your room or desk is limited.
    The base area of Sony SA-CS9 is approximately 1180.0cm2 / 182.9inch2. 
            
			
			To get a better perspective on the real life size of Sony SA-CS9, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm). 			
                
                
                    
                        Sony SA-CS9 Speaker Size Compared to a Compact Disc                    
                
            
            
            Here we place the Sony SA-CS9 virtually next to  a standard width amplifier and turntable on a media center to get a better idea about the size.         
        
            
            
                Sony SA-CS9 Subwoofer next to a Media Stand            
        
        
    
WeightThe Sony SA-CS9 weighs 11.50kg / 25.3lbs.  Weight of a subwoofer is an important factor when you need to move and reposition the unit often to find the optimal positioning, also known as 'Subwoofer Crawling'. Here is a comparison of how SA-CS9's weight compares with the average, max and min weights in its class.
    
        Weight
        All Subwoofer Speakers
        
        
        
        
     
    
        
            Weight
            Subwoofer Speakers under $300
            
            
            
            
         
    
 
 Cabinet type and Materials
Sony SA-CS9 has a 
Bass Reflex type cabinet.  Ported subwoofers are generally accepted to be more suitable for home theatre systems whereas the sealed designs are preferred for music oriented systems. 
    
 Port Position
    Sony SA-CS9 is a front-firing port speaker , which gives you more flexibility compared to rear firing speakers when you need to place it close against a wall or other surfaces.     
 
    
 Available colors
    Sony SA-CS9 is available in Black.     
    
 Does the Sony SA-CS9 come with a Grille?
    SA-CS9 comes with  grilles.  The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible.    
    
        
        
            Sony SA-CS9  with Grille        
    
    
    
 What's in the Box of Sony SA-CS9? 
    Here are the items that are included inside the box of SA-CS9: 
    
Sony SA-CS9 10-inch 115W Subwoofer 6.5-feet Phono Cord 4 x Foot Pads Grille Limited 90-Day Manufacturer Warranty    
    
    
 Recommended Accessories
 Here is a list of accessories that we think you may need for the Sony SA-CS9.
     User's Manual
For more information about how to setup, use and maintain the Sony SA-CS9, use the direct link below to download the official manual document:
    Download User Manual for Sony SA-CS9 
    
     Official Product Page
    Official manufacturer's product page for the Sony SA-CS9 speaker can be found below:
    
Official Product Page for Sony SA-CS9 
    
    
    
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