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This is a list of notable manufacturers of loudspeakers. In regard to notability , this is not intended to be an all-inclusive list; it is a list of manufacturers especially noted for their loudspeakers and which have articles on Wikipedia.
The use of electronics in Bangladesh started in the 1930s through the field of communication with the establishment of radio stations, telephone exchanges, and wireless communication. During World War II , to satisfy military needs, the technology of wireless communication was enhanced and the latest technology was introduced in the British Raj .
Audio stereo power amplifier made by McIntosh The internal view of a Mission Cyrus 1 Hi Fi integrated audio amplifier (1984) [1]. An audio power amplifier (or power amp) amplifies low-power electronic audio signals, such as the signal from a radio receiver or an electric guitar pickup, to a level that is high enough for driving loudspeakers or headphones.
The electricity sector in Bangladesh is heavily reliant on natural gas. [8] The government stopped buying spot price liquefied natural gas in June 2022; they were importing 30% of their LNG on the spot market this year down from 40% last year.
The key to understanding this efficiency without churning the actual numbers is that we have a 400-watt-capable amplifier but with the efficiency of a 100-watt amplifier. This is because the waveforms of music contain long periods under 100 watts and contain only brief bursts of up to 400 watts – in other words, the losses at 400 watts are ...
20 watt class 'A' amp. 2 x EL84s, 4 x 12AX7s, 12 inch Jensen speaker. Custom Valve 20 – 15 watt class 'A' amp. 2 x EL84s, 3 x 12AX7s, 12 inch Celestion speaker. Custom Valve 20WR – Same as Custom Valve 20 but with red tolex, cream grill cloth, headphone jack, DI output, and Celestion Greenback Speaker. Custom Valve 40 – 40
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Bangladesh Machine Tools Factory: Industrials Defense Gazipur City: 1979 Defense vehicles S A Bangladesh Petroleum Corporation: Oil & gas Exploration & production Dhaka: 1976 State-owned petrochemical S A Bangladesh Pratidin: Consumer services Publishing Dhaka: 2010 Newspaper P A Bangladesh Railway: Industrials Railroads Dhaka: 1862 Railroads S A