Warning: mysql_query(): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2) in /home/content/16/11852616/html/21say-com/wp-content/plugins/translate/translate.php on line 11

Warning: mysql_query(): A link to the server could not be established in /home/content/16/11852616/html/21say-com/wp-content/plugins/translate/translate.php on line 11

Warning: mysql_num_rows() expects parameter 1 to be resource, boolean given in /home/content/16/11852616/html/21say-com/wp-content/plugins/translate/translate.php on line 11

Warning: mysql_query(): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2) in /home/content/16/11852616/html/21say-com/wp-content/plugins/translate/translate.php on line 20

Warning: mysql_query(): A link to the server could not be established in /home/content/16/11852616/html/21say-com/wp-content/plugins/translate/translate.php on line 20

Warning: mysql_query(): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2) in /home/content/16/11852616/html/21say-com/wp-content/plugins/translate/translate.php on line 328

Warning: mysql_query(): A link to the server could not be established in /home/content/16/11852616/html/21say-com/wp-content/plugins/translate/translate.php on line 328

Warning: mysql_num_rows() expects parameter 1 to be resource, boolean given in /home/content/16/11852616/html/21say-com/wp-content/plugins/translate/translate.php on line 329

Warning: mysql_query(): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2) in /home/content/16/11852616/html/21say-com/wp-content/plugins/translate/translate.php on line 335

Warning: mysql_query(): A link to the server could not be established in /home/content/16/11852616/html/21say-com/wp-content/plugins/translate/translate.php on line 335

Warning: mysql_num_rows() expects parameter 1 to be resource, boolean given in /home/content/16/11852616/html/21say-com/wp-content/plugins/translate/translate.php on line 336
用BH1416F和CXA1238M制作高保真无线立体声音箱 | 骆驼调频
现在的位置: 首页 > FM > 正文
用BH1416F和CXA1238M制作高保真无线立体声音箱
2010年11月23日 FM ⁄ 共 235字 暂无评论 ⁄ 被围观 683 views+

发射装置的制作

发射装置采用ROHM公司的单片数字锁相立体声调制芯片BH1416F,该芯片性能卓越,失真仅为0.5%,声道分离度高达40dB,传送的音质可

达专业级别。其引脚功能如下图:

200612184039485

由BH1416F构成的发射电路如下图:

200612184039317

接收与放大电路的制作

电路采用的是sony公司的高品质调频立体声接收芯片CXA1238M,其引脚功能如下图所示: 200612184040525

 

由CXA1238M构成的接收电路如下图所示: 200612184040403

放大电路采用TDA2030A高保真音频放大芯片,该电路与接收电路合并设计在同一块印刷电路板上。

给我留言

留言无头像?