This kit uses two TDA2822M IC’s to produce a powerful stereo output. Plug in and play some tunes. Either through 3.5mm stereo headphone jack, or hook up some speakers to let everyone listen to the music. Includes 2 57mm speakers.
There is a comprehensive Design and technologies STEM-D Stereo amplifier book. That covers Engineering principals and systems, Materials and technologies specialisations. Please see back of catalogue for more details.
Requires a 9V battery and speakers