ATTENTION! Computer Speaker Amplifier (12k) This three-transistor amplifier delivers about 2 watts to an 8 ohm speaker., as all other schemes are located on the sites of their rightful owners. We are not liable for the contents of other sites as well as the site having a circuit Computer Speaker Amplifier (12k) This three-transistor amplifier delivers about 2 watts to an 8 ohm speaker.. Pressing the button you must get onto a page with Computer Speaker Amplifier (12k) This three-transistor amplifier delivers about 2 watts to an 8 ohm speaker..