UF-220

UHF专业无线麦克风系统

UF-220

系统指标
射频范围: 520-830MHz
调制方式: FM调频
可用带宽: 每通道30MHz
信道数目: 红外线自动对频200~300信道
频率稳定度: ±0.005%
动态范围:>110dB
峰值频偏:±45KHz
音频响应: 60Hz-18KHz(±3dB)
综合信噪比:>105dB
综合失真: <0.5%
接收机指标:
接收机方式: 二次变频超外差,真分集接收
中频频率: 第一中频: 110MHZ
第二中频:10.7MHz
天线接口:BNC座
灵敏度: 12dB(80dBS/N)
静噪门限: 0-40dB
杂散抑制:>80dB
音频输出: 非平衡:+4dB(1.25V)/5KΩ
平衡: +10dB(2.5V)/600Ω
供电电压: DC11-16V(rated12V)
电流: 单接收,小于200mA,双接收,小于350mA


SYSTEM INDEX
RF range: 520-830MHz
Modulation mode: FM
Bandwidth: 30MHz each channel
Channel: 200~300
Frequency stability: ±0.005%
Dynamic range: >110dB
Max. frequency deviation: ±45KHz
Frequency response: 60Hz~18KHz(±3dB)
S/N: >105dB
Distortion: <5% Receiver Index:
Receiver mode: Two frequency super heterodyne
Intermediate frequency: First intermediate frequency: 110MHz;
Second intermediate frequency: 10.7MHz
Connector: BNC
SQ: 12dB(80dBS/N)
Squelch: 0-40 dB
Spurious rejection:>80dB
Audio output: unbalanced: +4dB(1.25V)/5 KΩ
Balance: +10dB(2.5V)/600Ω
Power Supply: DC 11-16V (rated 12V)
Current: single receiver, less than 200mA, dual receiver, less than 350mA

UHF PLL手持发射器
UHF PLL Handheld Transmitter
动态范围/Dynamic Range:>110dB
载波误差/Stability:±0.005%
调制偏移度/Frequency Deviation:±48KHz
副谐波/Spurious Emissions:<-60dB
射频输出功率/Radio Frequency Output Power:10mW
电源消耗/Power Consumed:<100mA(HF) <80mA(HF)
电源供应/Battery:AA 1.5Vx2
使用时间(碱性电池):不小于8小时

发布时间: 2013-08-06