Mono amplifier 7w mono audio amplifier kit
This small amplifier is constructed around the tda2003 ic, capable of delivering 4wrms at 4 ohm. The ic is completely thermal and short-circuit protected. A conventional dc supply can be used. Technical specifications: musical power output : 7w/4 ohm. Rms output : 3.5W/4 ohm and 2w/8 ohm. Total harmonic distortion : 0.05% (1W/1 khz). Frequency reproduction : 20 hz to 20 khz (-3db). Signal/noise ratio : 86db (weighted a). Input sensitivity : 40 mv / 150 kohm. Overload and short-circuit protected. Supply voltage : 15 vdc (8 to 18vdc possible) / 0.5A.
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