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ขายโมบาย SEA รุ่น ESP604ใหม่ๆไม่มีไมค์ ขาย 1000เดียวรวมส่ง
จะเอาไปเปลี่ยนใส้ ยัดใส้ หรือเอาไปโปรแกรมก็สุดแต่ท่าน  ไม่มีโปรแกรมให้ ไม่มีไมค์  
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ข้อมูล
http://www.cornerstonesmr.com/sea604.shtml
ข้อมูล
http://www.cornerstonesmr.com/pdf/ESP604_Operation.pdf

 SEA ESP604
SPECIFICATIONS



GENERAL
Frequency Range: TX: 220-222 MHz
RX: 220-221 MHz
Channel Spacing: 5 kHz
Modes: 4
Dimensions (HxWxD): in: 2.0 x 6.9 x 7.3
mm: 51 x 175 x 185
Weight: lbs: 3.25
kg: 1.47
Temperature Range: -30°C to +60°C
Input Voltage: 13.6 VDC (negative ground)
Current Drain: Transmit: 3.0 A average speech
Receive: 1.0 A
Standby: 550 mA
Antenna Connector: Mini UHF
FCC Type Acceptance ID: BZ68RIESP604
FCC Compliance: Parts 15 and 90
  
RECEIVER
Sensitivity: 12 dB SINAD <0.35 uV
Adjacent Channel Rejection (5 kHz): >53 dB ((แอท)±5kHz)
Spurious and Image Rejection: >70 dB
Intermodulation Rejection: >70 dB
Audio Output Power: 4 Watts (แอท) 3.2 ohms
Audio Distortion: <5%
Input Impedance: 50 ohms
  
TRANSMITTER
RF Power Output: 20 Watts Peak Envelope Power
Frequency Stability: ±1.5 ppm*
Spurious & Harmonic Emissions: >70 dB
FM Hum & Noise: -38 dB
Emission Designator: 4K00J3E, 4K00J2D
Audio Distortion ((แอท) 1 kHz): <5%
Output Impedance: 50 ohms
* synchronization to ESP1000 base station achieves ±0.25 ppm

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