英语词汇“高频头”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	高频头
释义	高频头 gāo pín tóu又称“高频调谐器”。电视机中用来接收、选频、调谐与放大所需超高频信号，并变换成中频信号的部件。通常装成一个屏蔽的独立单元，故名。要求与天线馈线匹配良好，具有够宽的通频带，本振稳定，交叉调制小，噪声小，增益高，并具有自动增益控制。
随便看	special training disciplines Special Training Equipment Program Document Special Training for Seafarers SPECIAL TRAINING FOR SEAFARERS NO special training method special training plan special training program Special training required for analysts Special training required for analysts? special training schools special training symbol Special Training Unit special-trains special transceiver special transfer special transfer paper special transfer payments special transformation special transformer special transmission system special transmitting glass Special Treatment for Least-Developed Countries Special Treatment Instructions Special Treatments special treatment steel