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TD-M558 buy direct from china manufacturer mobile vhf wireless communication

Location:
Guangzhou, China ( Mainland)
Status:
New
Sample Availibility:
yes
Payment Terms:
Cash, Bank Transfer, Letter of Credit, T/T, L/C
Categories:
Home > Telecommunications > Wireless Communication

Product Description

TD-M558 buy direct from china manufacturer mobile vhf wireless communication



Main function:Menu settingWork by repeater stationAuto repeater offset frequencyRemote Kill/stun/activate/reviveWide/Narrow band settingChannel Name editingCTCSS/DCS Setting& ScanningHigh/Mid/Low Power selectableVoice companderRepeater offset shiftDTMF/2 ton/5 toneTalk aroundVoice promptAuto Power offScramblerEmergency AlarmCOMP functionScan functionANI IDMicrophone lock/ Mic programmable menu200 channels
Specification
Frequency range (TX)136-174MHz
245-260MHz
350-370MHz
400-490MHz
470-520Mhz
Frequency range (RX)136-174MHz
245-260MHz
350-370MHz
400-490MHz
470-520Mhz
Modulation modeF3E(FM)
Antenna impedance50Ω
Rated voltage13.8V DC ±15%
CurrentTransmitting <12A
Receiving <1.0A (Output 2W)
Frequency stability≤±2.5PPm
Transmitting
Output powerVHF: 60W(H) 25W(Mid) 10W(Low)
UHF: 40W(H) 25WMid) 10W(Low)
Reactance modulationReactance
Modulation limit25KHz±5KH, 12.5KHz±2.5KHz
Audio distortion<5%
Adjacent channel power25KHz≥65dB, 12.5KHz≥60dB
Stray radio frequency measure<-60dB
Modulation character3dB~-3dB (Modulation frequency: 300Hz~3KHz)
Receiving
CircuitryAdopt quadratic frequency conversion superheterodyne mode
Mid-frequency (1st/2nd)49MHz/450Khz
Sensitivity25KHz<0.2μV, 12.5KHz<0.25μV
Selectivityminus 6dB 25KHz<12KHz, 12.5KHz<10KHz
minus 60dB 25KHz<30KHz, 12.5KHz<24KHz
Same channel restrain>-8dB
Adjacent channel selective25KHz≥65dB, 12.5KHz≥60dB
Stray response anti-interference25KHz≥65dB, 12.5KHz≥60dB
Intermodulation anti-interference25KHz≥60dB, 12.5KHz≥55dB
Blocking≥90dB
Audio response1dB~-3dB (Modulation frequency: 300Hz~3KHz)
Audio distortion<5% (>2W)(Microphone internal resistance is 8Ω
Picture:




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Contact Information

Company:
 Guangzhou Tiger Electron Science & Technology Co., Ltd.
Phone Number:
  0086-20-36182009
Fax Number:
 8806-20-36182003
 
Guangzhou Tiger Electron Science & Technology Co., Ltd.
 Guangdong , China FREE
 

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