Ezweni labathandi bomsindo nochwepheshe, ama-amplifiers adlala indima ebalulekile. Awayona nje ingxenye yesistimu yomsindo, kodwa futhi ayimbangela yokushayela izimpawu zomsindo. Kodwa-ke, ukwahlulela ikhwalithi ye-amplifier akuwona umsebenzi olula. Kulesi sihloko, sizohlola izici ezibalulekile zama-amplifiers futhi sembule ukuthi singahlola kanjani ikhwalithi ye-amplifier.

1. Ukusebenza kwekhwalithi yomsindo:

Okokuqala, ikhwalithi yomsindo ingenye yezindlela eziyinhloko zokuhlola ikhwalithi ye-amplifier. I-amplifier enhle kakhulu kufanele ikwazi ukubuyisela amasignali omsindo, inciphise ukuphambuka ngangokunokwenzeka, futhi igcine izici zokuqala zomsindo. Izinkomba ezibalulekile zifaka phakathi impendulo yemvamisa, izinga lokuphambuka, isilinganiso sesiginali kuya komsindo, njll. I-amplifier enhle kufanele ikwazi ukunikeza ikhwalithi yomsindo ecacile, esobala, neguquguqukayo, kunokwengeza imibala yayo noma ukuphambuka amasignali omsindo.

2. Ukukhishwa kwamandla kanye nokuqina:

Ukukhishwa kwamandla kungenye inkomba ebalulekile yokuhlola. I-amplifier enhle kakhulu kufanele ikwazi ukunikeza amandla anele okushayela isipikha nokugcina ukuzinza ngaphansi kwezimo ezahlukahlukene zomthwalo. Ngaphezu kwamandla ajwayelekile, amandla aguqukayo, ukuzinza, kanye nezinga lokuphambuka kwe-amplifier yamandla nakho kudingeka kucatshangelwe. I-amplifier enhle kufanele ikwazi ukusebenza kahle ngevolumu ephezulu kanye nevolumu ephansi ngaphandle kokuphambuka noma ukulahlekelwa amandla.

3. Ikhwalithi yokwakha nokuthembeka:

Ikhwalithi yokwakha kanye nokuthembeka kwama-power amplifier kuthinta ngqo ukusebenza kwawo kanye nempilo yesevisi. I-amplifier enhle kufanele isebenzise izingxenye nezinto ezisezingeni eliphezulu, futhi ibhekane nobuchwepheshe obuqinile kanye nokuhlolwa. I-chassis eqinile, uhlelo lokupholisa olusebenzayo, kanye nokunikezwa kwamandla okuzinzile konke kuyizinto ezibalulekile ekhwalithini yokwakha. Ngaphezu kwalokho, amasekethe amahle okuvikela kanye nezixhumi ezithembekile nazo ziyizingxenye ezibalulekile zokuqinisekisa ukusebenza okuzinzile kwesikhathi eside kwama-power amplifier.

(Amandla e-PX-400: 2×400W/8Ω 2×600W/4Ω /https://www.trsproaudio.com)

 4. Ukuxhumana kanye nomsebenzi:

Ama-amplifier anamuhla ngokuvamile anezinketho ezahlukene zokuxhuma kanye nemisebenzi, njengokufaka okuningi, ukuxhumana kwenethiwekhi, ukucubungula kwedijithali, njll. I-amplifier enhle kufanele ikwazi ukuhlangabezana nezidingo ezahlukene zabasebenzisi futhi inikeze izindlela zokuxhuma kanye nokusebenza ezilula. Ngaphezu kwalokho, izici ezengeziwe ezifana nokulungiswa kwe-EQ, imiphumela yokucubungula umsindo, njll. nazo zingaba esinye sezici abasebenzisi abazicabangelayo lapho bekhetha i-amplifier.

5. Impendulo yomsebenzisi kanye nedumela:

Okokugcina, impendulo yomsebenzisi kanye nedumela lomkhiqizo we-amplifier nakho kuyizinkomba ezibalulekile zokuhlola ikhwalithi ye-amplifier. Ngokubukeza izibuyekezo zomsebenzisi, izibuyekezo zobungcweti, kanye nomlando womkhiqizo, umuntu angaqonda ukusebenza kwangempela kanye nolwazi lomsebenzisi lwe-amplifier. Umkhiqizo othembekile uvame ukunikeza imikhiqizo ethembekile kanye nensizakalo enhle yangemva kokuthengisa, okuyisici esibalulekile ekukhetheni i-amplifier enhle.

Ngamafuphi, ukuhlola ikhwalithi ye-power amplifier kudinga ukucatshangelwa okubanzi kwezici eziningi ezifana nokusebenza kwekhwalithi yomsindo, ukuphuma kwamandla, ikhwalithi yokwakha, ukuxhumana kanye nokusebenza, kanye nempendulo yomsebenzisi. Kuphela uma lezi zici ezibalulekile zihlangatshezwa lapho i-power amplifier ingabhekwa njengenhle kakhulu. Ngakho-ke, lapho ukhetha i-power amplifier, akudingeki nje kuphela ukunaka imininingwane yayo yobuchwepheshe, kodwa futhi nokucabangela ukusebenza kwayo kwangempela kanye nolwazi lomsebenzisi, ukuze uthole umkhiqizo ofanele kakhulu izidingo zakho.

(Amandla e-E24: 2×650W/8Ω 2×950W/4Ω /https://www.trsproaudio.com)