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Amplification: High efficiency, class-D switch-mode power amplifier; Rated power output (per IEC 268.3): Subwoofer: 44 W; Left/Right Speakers: 32 W, 16 W per speaker; Frequency response: 40 Hz to 20,000 Hz; Transducers: Subwoofer: 5.25" Dual voice coil active woofer, 6" wOOx passive radiator; Left/Right Speakers: 3" full range, magnetically ...
The Original 2–12 Vintage is 100 watts, whereas the 6–10 and the 1–15 are only 50 watts The original Classic was a 50 watt amp and two 12-inch speakers and a spring reverb, with two preamps for "clean" and "distortion" channels.
The first 2.1 audio system from Bose was the "Lifestyle 10", which was released in 1990. The Lifestyle 10 included a single-disk CD player, an AM/FM radio and "Zone 2" RCA outputs which could be configured to output a different source to the primary speakers. A 6-disk magazine-style CD changer was introduced in 1996.
Power amplifier circuits (output stages) are classified as A, B, AB and C for linear designs—and class D and E for switching designs. The classes are generally based on the proportion of each input cycle (conduction angle) during which an amplifying device passes current. [2]
Some keyboard amps may be equipped with a compressor or limiter to protect the speaker from damage when the amplifier is being used at high volume levels. Some keyboard amps (e.g., Yorkville's 200-watt keyboard amp and Peavey's KB-4) have an extension speaker jack, which enables the amp to be connected to a second speaker cabinet for more volume.
The relationship between perceived volume (loudness) and power output in watts of an amplifier is not a linear relationship: The human ear perceives a 50-watt amplifier as only twice as loud as a five-watt amplifier, despite a tenfold increase in power in watts. Doubling the power of an amplifier results in a "just noticeable" increase in ...
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