产品简介
GL-2196E型大功率数字化调频广播发射机是一种新型的发射机。它除具有普通调频广播发射机的功能外,还具有“SCA”信道,温度、驻波、入射功率、反射功率等检测及保护功能。与本厂生产的电脑智能播控器连接,可实现接收机数码控制自动开关机和分区管理广播功能,且使带有数字控制功能的接收机具备超强的抗干扰开机能力。此功能已申请中国专利,专利号:ZL02207873.8
技术参数
Power Output: | 0 to 200Watt (Power adjustment, Step: 0.1Watt) |
FM Transmitter Frequencies: | 87-108Mhz (其他频率可以订制) |
Tuning Step: | 100Khz/0.1Mhz |
Voltage: | AC100V-120V or AC220V-240V |
Stability of Frequency: | ±0ppm(-10℃~+50℃) |
Frequency Response: | 50 - 15000Hz |
Signal to Noise Ratio: | >50dB |
Distortion: | < 0.5% |
Parasitic amplitude modulation: | < 0.2% |
Maximum frequency deviation: | ±75KHz |
type of modulation: | WFM |
Transmission Signal: | FM Stereo and Mono |
Tuning Design: | Stable PLL Technology |
Harmonic: | < 65dbc |
Audio Input Level: | -15dbV(Max: -30dbV) |
Stereo Separation: | > 40db |
Operation Time: | True 24/7 |
Antenna Connector: | N type(L16) |
Output Impedance: | 50 ohm |
Audio Input Connector: | RCA type |
SCA/RDS Input Connector: | BNC type |
Size of Transmitter Unit: | L:480mm, W: 460mm, H:89mm Standard 2U |
故障检查与排除
报警提示1(Warning! Please check the antenna!)驻波保护警报,请检查发射机天线是否连接妥当或者进水及馈线损坏。不得超出天线的使用频率范围。
报警提示2(HIGH TEMPERATURE WARNING!!!)高温报警,请检查发射机的通风口是否被堵住或者工作,环境温度过高。
开机 LCD 无显示,LED电源灯不亮。请检查发射机电源插座的保险丝是否熔断。