Thames & Kosmos GeeKeR, User Manual

Page 1: ...70184 Stuttgart Germany 49 0 711 2191 0 www kosmos de Thames Kosmos 301 Friendship St Providence RI 02903 USA 1 800 587 2872 www thamesandkosmos com Thames Kosmos UK LP Goudhurst Kent TN17 2QZ United...

Page 2: ...o be mixed Do not mix old and new batteries Do not mix alkaline standard carbon zinc or rechargeable nickel cadmium batteries Batteries are to be inserted with the correct polarity Press them gently i...

Page 3: ...cuss the safety information and help your child with the experiments An optional experiment at the end of the manual requires you to help your child find download and use a signal generator app for yo...

Page 4: ...ions for use or packaging will indicate this The materials are reusable in accordance with their designation By reusing or recycling used devices you are making an important contribution to the protec...

Page 5: ...locks adhesive tape signal generator app optional 1 2 3 4 Hey Audio Geeks Are you ready to rock out to some great beats and learn about the science of sound and how speakers work in the process The vi...

Page 6: ...symbols on the batteries and in the compartment show you the correct way to insert them Finally put the lid back on the battery compartment and screw it on tight with the small screw Now you are read...

Page 7: ...ng the power switch The illuminated light next to the switch shows you the device is turned on 4 Take the vibrating pod out of the device That s the round green part mounted on the top of the vibratio...

Page 8: ...ipe it off with a damp finger Then it should stick like new again Time to make a hypothesis or educated guess What materials and objects do you think will sound the best with the vibration speaker Wri...

Page 9: ...ke a look at it Can you see the way the speaker membrane vibrates along with the music NEW WAVES SPEAKER EXPERIMENTS PART 2 What s happening These vibrations are passed along when you attach the speak...

Page 10: ...age 16 You will need Vibration speaker audio source a selection of various objects and materials from around your home or classroom Here s how 1 Remove the protective film from the vibrating pod stick...

Page 11: ...ed from the basin you can also try securing it with some adhesive tape 2 Cover your work area in newspaper or work in a place where some sand can be spilled and things can get a little bit messy Exper...

Page 12: ...between each particle When you push one particle the energy is transmitted through the spring to the next particle and so on In fact the less compressible a material is the faster sound travels throu...

Page 13: ...erator app you can produce much more consistent sound patterns than with music Use the same experiment setup as in the Making sound visible experiment 3 Simply connect your smartphone or tablet to the...

Page 14: ...far rather the vibration travels through the medium from particle to particle If we could see this it would look something like the waves that are created when you toss a rock into the water only in t...

Page 15: ...o least compressed state and back again The number of times this happens in a particular time or period is the frequency The unit for frequency is the hertz One wave per second equals 1 hertz GOOD VIB...

Page 16: ...rating When he sprinkled sand on the plate as he made it vibrate complex patterns would form that would differ depending on the frequency of the vibrations He recorded these patterns in his book Die A...

Page 17: ...uations rising and falling in rhythm with the fluctuations and thereby creating sound vibrations in the air GEEK OUT Better speakers by contrast have a movable suspended coil made of fine wire with th...

Page 18: ...What surfaces and materials produce the best sound with your vibration speaker Record your findings here Hear you later alligator 16...

Page 19: ...k com H Adlard Chladni portrait pro studios Michael Flaig Stuttgart materials photo Elena Ryvkin vibration speaker rendering John Tyndall acoustic patterns The publisher has made every effort to locat...

Page 20: ...utmost care during development and production With regard to product safety these experiment kits follow European and US safety standards as well as our own refined proprietary safety guidelines By wo...