广播电台的频率范围是多少？

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我国的调频广播使用范围是87.5-108MHz，校园调频使用70.0-87.0MHz，一般收音机可以接收到78.0-108.0的范围内，也有收音机可以接收76.0至108.0，所以专门有校园调频收音机的，就是为了能接收70-87段的校园调频内容。

步长100KHz


The QN8025 is a high performance, low power, fullfeatured single-chip stereo FM receiver designed for cell phones, MP3 players, and portable radios. The QN8025 also supports RDS/RBDS data reception.

Worldwide FM Band Coverage
• 62 MHz to 108 MHz full band tuning in 50/100/200 kHz step sizes
• 50/75ms de-emphasis


The QN8027 is a high performance, low power, full-featured single-chip stereo FM transmitter designed for portable audio/video players, automotive accessories, cell phones, and GPS personal navigation devices. The QN8027 covers frequencies from 76 MHz to 108 MHz in 50/100/200 kHz step sizes for worldwide FM band support. The QN8027 also supports RDS/RBDS data transmit.

• Worldwide FM Band Transmit
• 76 MHz to 108 MHz full band tuning in 50/100/200 kHz step sizes
• 50/75μs pre-emphasis