hydz 2040mm duab plaub mylar hais lus

1. KEV
Qhov kev qhia tshwj xeeb no npog peb cov khoom ntawm mylar speaker unit rau siv hauv DVD, xov tooj, tswb system thiab hu xov tooj.

2.ELECTRICAL ANDACOUSTICAL CHARACTERISTIC

2.1.SOUND Pressure Level (SPL)
Lub suab siab yuav tsum tau qhia los ntawm tus nqi nruab nrab ntawm cov ntsuas ntawm qhov
81 ± 3 dB ntawm 1200, 1500, 1800, 2000 Hz hauv nruab nrab.
Kev ntsuas qhov ntsuas: kev txhaum swept ntsuas ntawm 0.1W ntawm axis ntawm 0.1M
Kev ntsuas Circuit Court: qhia hauv daim duab 2.

2.2.RESONANCE FREQUENCY (FO): 980 ± 20% Hz ntawm 1V.(Tsis muaj Baffle)
Kev ntsuas Circuit Court: Qhia hauv Fig.2.

2.3.RATED IMPEDANCE: 8 ± 20% Ω (ntawm 1KHz, 1V)
Kev ntsuas qhov ntsuas: cov lus teb impedance yog ntsuas nrog Mylar hais lus.
Kev ntsuas Circuit Court: qhia hauv daim duab 2.

2.4.FREQUENCY RANGE: Fo ~ 20KHz (Kev sib txawv 10dB los ntawm qhov nruab nrab SPL)
Zaus teb Curve: Qhia hauv daim duab.3.Whit IEC Baffle phaj.
Zaus teb ntsuas Circuit Court: Qhia hauv Fig.2.

2.5.RATED INPUT POWER (KHW): 2.0W

2.6.MAX INPUT POWER (Lub Sij Hawm Luv): 2.0W
Kev ntsuam xyuas yuav ua tiav siv IEC lim nrog lub suab nrov dawb rau 1 feeb
nrog tsis muaj degradation hauv kev ua haujlwm.

2.7.TAG NRHO HARMONIC DISTORTION: Tsawg dua 5% ntawm 1KHz, 2.0W
Kev ntsuas Circuit Court: Qhia hauv Fig.2.

2.8.Kev Ua Haujlwm: Yuav tsum yog qhov qub ntawm sine yoj thiab qhov kev pab cuam 2.0W.

2.9.POLARITY: Thaum muaj qhov zoo DC tam sim no siv rau lub davhlau ya nyob twg cim (+),
Diaphragm yuav txav mus tom ntej.Marking:

2.10.PURE SOUND DETECTION:
Buzz, Rattle, thiab lwm yam Yuav tsum tsis txhob hnov ​​​​qab ntawm 4 VRMS sine yoj ntawm Fo ~ 10KHz.

3. DIMENSION (Fig.1)

4. QHOV TSEEM CEEB (SPEAKER MODE) (Fig.2)