| 单词 |
television tuner |
| 释义 |
television tuner television tuner[′tel·ə‚vizh·ən ‚tü·nər] (electronics) A component in a television receiver that selects the desired channel and converts the frequencies received to lower frequencies within the passband of the intermediate-frequency amplifier; for very-high-frequency reception there are 12 discrete positions (channels 2-13); for ultra-high-frequency reception continuous tuning is usually employed. |
| 随便看 |
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