Help with my speaker specs
Aug 12, 2009 at 2:22 PM Thread Starter Post #1 of 3

amitpop

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Here are the specs from my instruction manual for my Phillips FW-C255. Can someone tell me the sound wattage of the system (and what most of this stuff means)?

Thanks




AMPLIFIER
Output power ...................................... 1500 W PMPO
......................................… 2 x 40 W RMS(1)
Signal-to-noise ratio .......................... ≥ 67 dBA (IEC)
Frequency response .......................... 50 – 15000 Hz
Input sensitivity
AUX/CDR In ........................................… 500 mV / 1V
Microphone ........................................… 3.5 mV
Output
Speakers ........................................… 6 Ω
Headphones ...................................... 32 Ω – 1000 Ω

SPEAKERS
System .................................... double port bass reflex
Impedance ........................................… 6 Ω
Woofer ........................................… 1 x 5 1/4" full range
Dimensions (w x h x d) . 210 x 310 x 235 (mm)
Weight ........................................… 3.1 kg each

GENERAL
Material/finish ........................................… Polystyrene
AC Power
For Version /21-21M .. 110 – 127 / 220 – 240 V;
......................................… 50/60 Hz Switchable
For Version /30 ........................ 230 – 240 V; 50 Hz
Power Consumption
Active ........................................… 70 W
Standby ........................................… < 15 W
Dimensions (w x h x d) ..... 265x 310x 365 (mm)
Weight (without speakers) ................................ 6.4 kg
 
Aug 12, 2009 at 3:33 PM Post #2 of 3
I'll answer the wattage question. You're going to have to research the specs you don't understand on your own since you're asking for a primer on audio amplifiers which would be many pages. Google is your friend.

You have a 2 channel stereo system rated at 80 watts total (40 watts per channel) into a nominal 6 ohm speaker load.
 
Aug 12, 2009 at 3:53 PM Post #3 of 3
the big watt number (1500) is pretty much useless in that it is referring to the maximum instantaneous amount of power available through all channels simultaneously at the lowest possible ohm load. The RMS number is the number you need to pay attention to.

The frequency response is telling you what pitch of sounds it will play. The human ear can typically hear 20Hz to 20,000Hz with significant variation (especially in the upper limit; usually going down), so anything less than this range is undesireable.
 

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