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<p>The hand-cranked paper tape <a href="https://www.fromthirty.com/" rel="noopener noreferrer" target="_blank"><strong>music box mechanism</strong></a> rotates through a thin shaft with a reading pin to read out the notes on the staff on the paper tape, and pull the teeth to make a sound. When using the hand crank music box mechanism, write the staff on the paper tape, punch the holes, and then insert the paper tape into the front hole of the music box, and the music can be played by hand cranking.</p><p> </p><p><u>How to use the hand-cranked paper tape music box mechanism?</u></p><p> </p><p>The use of the <a href="https://www.fromthirty.com/hand-crank-music-box-mechanism" rel="noopener noreferrer" target="_blank">hand-cranked musical box</a> mechanism is very simple, and you can also custom music box mechanism according to your needs. When in use, hold the handle of the music box and shake it. The key is to compose music on the paper tape.</p><p> </p><p>1. First, draw the staff that you want to listen to on the paper tape, and then make the holes.</p><p> </p><p>2. Then put the paper tape face up, and insert the arrow end into the front hole of the music box mechanism (the crank should be on the right when facing the hole). Insert it with proper force and turn the crank to see if it can drive the paper tape.</p><p> </p><p>3. Then turn the rocker of the music box mechanism clockwise. Since there is a lag from the recognition of the punch to the pronunciation, there will be a few residual sounds at the beginning, and the music will sound after about 2 seconds.</p><p> </p><p>4. Finally, keep turning the music box crank until the end of the music. And continue to turn the music box mechanism crank for a few seconds, and the paper tape will eventually automatically slide out of the hole on the back.</p><p class="ql-align-justify"> </p><p class="ql-align-justify"><u>How to punch the paper tape music box mechanism?</u></p><p class="ql-align-justify"> </p><p class="ql-align-justify">The paper tape of the music box is not just to draw the staff, and it needs to be punched in a fixed position to play the music.</p><p class="ql-align-justify"> </p><p class="ql-align-justify">1. You can perforate the paper music box mechanism based on the staff or numbered musical notation. Arrange the tunes on the paper tape correspondingly, mark each note with a pencil, and then use a hole punch to punch holes on the paper tape. However, this method is more time-consuming, and the effect of typing may not be very good.</p><p class="ql-align-justify"> </p><p class="ql-align-justify">2. You can use computer software to punch the paper tape music box mechanism. Use the music software on the computer to open the MIDI file of the track, and punch holes according to the above sound track. Although this method is convenient and quick to punch holes, the music box does not have so many sounds, so some places need to be modified by yourself, and some knowledge of music theory and software editing experience are required.</p><p class="ql-align-justify"> </p><p class="ql-align-justify">3. Printing and punching. You need to use a printer, A4 paper, scissors and tape to print the electronic chart of the track 1:1 on the paper, paying attention to the white edges on both sides, and then cut it to the size required by the music box mechanism. Then attach the paper to the previous paper tape. After confirming that the pitch size is gentle, fix it with tape to make a hole.</p><p class="ql-align-justify"> </p><p class="ql-align-justify">4. You can find paper tapes that have been punched by others on the Internet, and then punch them according to the picture book.</p>
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