可配 手持 /领夹 /头戴 /会议
可用作舞台
型号/model:st-28
系统规格 system specifications
接收器/receiver
载波频率范围/carrier frequency range:730-840mhz
频率振荡模式/frequency oscillation mode:pll module locked loop design
频道总数/channels:100ch
频率响应/frequency responese:50hz-18khz
有效使用距离/working distance:200feet
频率间隔/frequency space:25khz
载波稳定度/carrier wave stability:±5ppm<10khz
假象干扰比/image interference ratio:>80db
信号噪声比/s/n ratio:>105db
灵敏度/sensitivity:-105db
总失真率/t.h.d.(1khz):<0.5% @1khz
音频输出阻抗/af output impedance:2.2kω
音频输出准位/audio output level:-12db
静音方式/mute:mute &locked loop circuit
功能显示方式/display:lcd
电源供应/operations voltage:110/220v ac 0.5a
输出插头型式/output connecter:1xlr balanced socket unbalance trs ⊙6.3mm socket
uhf 手持发射机 uhf handheld transmitter
载波频率范围/carrier frequency range:730-840mhz
频率振荡模式/frequency oscillation mode:pll module locked loop design
频道总数/channels:100ch
频带宽度/band width:25khz
频率间隔/frequency space:25khz
动态范围/dynamic range:>110db
载波误差/stability:±0.005%
调变偏移度/frequency deviation:±45khz
副谐波/spurious emissions:<-60dbc
射频输出功率/radio frequency output power:10mw
电源消耗/power consumed:≤100ma@3v
电源供应/battery:aa 1.5v*2
功能显示方式/display:led
单体/element:dyanmic microphone
uhf 腰挂式发射器 uhf body-pack transmitter
载波频率范围/carrier frequency range:730-840mhz
频率振荡模式/frequency oscillation mode:pll module locked loop design
rf输出/rf outputs:10mv
灵敏度/sensitivity:-48db±3db(at 1khz)
频带宽度/band width:25khz
频率间隔/frequency space:25khz
频道总数/channels:100ch
液晶显示/lcd display:frequency,battery fuel guage
控制方式:controls power on/off,af level,frequency up/down,lock-on mode
假象干扰比/image interference ratio:<-50dbc
音频响应/audio frequency responese:40hz-18khz
电池型式/battery:aa 1.5v*2
头戴式麦克风 condenser stage headset microphone
频率响应/frequency responese:30-18.000hz
指向性/polar pattern:cardioids
输出接头/output connector:4p&3p mini xlr
灵敏度/sensitivity:-48db±3db(at 1khz)
输出阻抗/impedance:680ω±30%
最大承受音压/max.spl:for 1% thd 130db max
领夹麦克风 condenser lavalier microphone
频率响应/frequency responese:100-15.000hz
指向性/polar pattern:cardioids
灵敏度/sensitivity:-48db±3db(at 1khz)
输出阻抗/impedance:680ω±30%
最大承受音压/max.spl:for 1% thd 130db max
恩平市上昌麦克风厂
13822488998
中国 江门