| 品牌 | 瑋碩 | 型號 | pth-9027h4 |
| 種類 | 蜂鳴器(片) | 材質(zhì) | mppo |
| 規(guī)格尺寸 | 9*4（mm） | 聲道數(shù) | 單聲道 |
l electrival characterisic
all data at 25℃unless other specified
parameter | pth-9027h4.5-01lf | unit | remarks |
resonant frequency | 2730 | hz |
|
operating voltage | 1-3 | v |
|
rated voltage | 1.5 | v |
|
sound pressurelevel | 90 | db | at 10cm distance |
coil resistance | 6±1 | ω |
|
rated current | ≤80 | ma |
|
operating temperatu | -30～+85 | ℃ |
|
storage temperature | -40～+85 | ℃ |
|
weight |
| gram |
|
housing material | mppo | black |
|
注：可以根據(jù)客戶的特殊需要