STONES   S200W-V2   FEATURES                                   Russell Storey

·         Improved   Twin A/V  LPF HPF  filter 

·         Improved   Video /Audio  switch

·         Improved   Volume  (level) sensitivity  

·         Improved   pre – amp noise

·         Improved    power  20%  soft clipping cct

·           Improved    Bass  quality depth and speed

·           Improved   Power On   subwoofer    delay circuit
          

    View PDF  SEE >>  STONES S200-V2    Installation and Operation   Instructions

   SPECIFICATIONS 

        Features: 

·  Large Heavy Duty Power Transformer 

·  High current 22,000 uf power supply for low impedance 4-8 ohm   loads

·  Pure copper speaker cable  4.25 mm 2 x O.F.C(284 strand per conductor) direct soldered to PCB  ,No  Hi loss in line speaker connectors 

·  Heavy duty Hi purity copper  3 core Power Lead 

·  4 X Hi Power Discrete high current drivers and output devices

·  Large Heat-sink 

·  Output  short circuit protection circuit  

·  System thermal overload protection device

·  Gain control Woofer -Volume level

·  Freq control Variable low pass  combines with  A/V switch to enable twin filter   curve

·  Phase Reverse/Normal  switch  180 degs

·  Auto on/off control

·  Gold plated RCA  low level in/out sockets 

·  Speaker  high level in/ out terminals

·  24db/octave 17Hz  filter to reduce excessive cone excursion 

·  Thermal over load protection 

·  Heavy duty power cable  Multi  Color LED power indicator and protection mode indicator

·  Master power switch auto /on/off

·  Power  on in (auto)  standby mode triggers  with signal input from HT amp  

·  AC  240V  

·  Soft Clipping circuit  ,  new  High speed  V/us  opto-coupler circuit  

·  Video/Audio filter switch , New quite  switch circuit change over 

·  Use Phase switch REV /NORM to achieve the deepest bass in sync with the L&R Front 
 Speakers 

·  Subwoofer Level Frequency and phase  controls are to achieve the best sound from your Subwoofer speaker  in conjunction with the Subwoofer speaker room  position .This will vary radically with different rooms and different program material music requiring different settings of the Gain/Freq/Phase  Controls  DVD movies require different settings to DVD music or CD Music 

  Specifications:

Graph showing Gain and Freq
 Control settings

STONES_S200W Subwoofer amplifier

 
                        STONES     S200W-V2    2011          TWIN  Audio -Video  FILTER CURVES