Creative modeling speaker tradition

For you who love DIY, this is an excellent opportunity! You can enjoy wonderful music without spending a lot of money. Only a few small steps are needed to perfectly combine the mobile phone with the speaker and power amplifier.

Hands-on production

If you are handy, you can certainly make your own speakers and amplifiers. For example, it can be easily done by using simple materials such as amplification circuit board, wine wooden box and shielded wire of large color TV.

signal transmission

Mobile phones have universal headphone interfaces, and the key to sound quality lies in the quality of mobile phones and headphones. Just connect the signal line of the earphone to the signal interface of the speaker amplifier.

Avoid interference

Power amplifier is very sensitive to signal input, and ordinary earphone cable may cause buzz interference. According to the type of power amplifier signal interface, select the appropriate recording wire (shielded wire) and weld the plug. If there is no thermal insulation material, it can be sealed with plastic of mineral water bottle and polished smoothly.

Hands-on ability

Old things are used for new purposes, and creativity can be realized without spending a penny. For example, use the battery car charging box to make a desktop lithium battery powered speaker, and pay attention to the use of wire with good shielding effect to ensure pure sound quality.

Reread old songs

If you want to play old songs repeatedly, you can download mp3 tracks to the memory card with your old mobile phone, which is more convenient and quick.