Tlaleho ea Nts'etsopele ea Buka ea molumo e ka aroloa ka mekhahlelo e 'ne: tha, tracroma, e kopaneng ea potoloho le tšimo ea tšimo.

Ka 1906, American de Toresrest Transmisher ea Vacuum, eo e le ea theknoloji ea motho ea elellani. Labs Bell e qapile ka theknoloji ea maikutlo, nts'etsopele ea mahlale a manyane a hlasimolohileng haholo, nts'etsopele ea tube e hlaha ka ho sa feleng. Hobane 'mala oa molumo oa tube amplifier o monate ebile o pota-potile, o ntse o ratoa ke cheseho.

Ka bo-1960, pherekano ea bafetoleli e entse hore palo e kholo ea mafolofolo ea audio e kenya lefatše le pharaletseng le pharaletseng. Sebaka sa marang-rang sa transsisterigines se na le litšobotsi tsa nako e bobebe le e tsamaeang ka mokhoa o phoroselang oa khafetsa le maemo a matla a ho sotha.

Mathoasong a bo-1960, United States qala ka ho khetheloa ho ile ha hlahisoa lipotoloho tse kopaneng, tseo e leng litho tse ncha tsa mahlale a masene. Mathoasong a bo-1970, lipotoloho tse kopaneng li ile tsa tsejoa butle-butle ke indasteri ea molumo ka lebaka la boleng ba bona bo phahameng, theko e tlase, mesebetsi e nyane joalo ka. Ho fihlela joale, filimi e tenang ea filimi e kopaneng le ts'ebetso ea applifier e kopaneng e kopaneng e sebelisitsoe haholo lipoholelong tsa audio.

Bohareng ba bo-1970, Japane e hlahisitse phello ea tšimo ea pele ea tšebetso. Hobane phello ea tšimo ea motlakase e na le litšobotsi tsa tube ea elektrone, 'mala o monate le o monate oa 80 dB Li-amplifers tse ngata kajeno, litlamorao tsa masimong li sebelisoa e le tlhahiso ea ho qetela.

 Bass ea ho kena-kenana le ULF e loketseng morero

12-inch li-spell tsa boithabiso tsa boithabiso