SAMYUNG SRG-1250D/1250DN

characteristic

• Designed and manufactured in accordance with ITU and IMO performance standards and GMDSS standards

• Compact and lightweight all-in-one type with built-in DSC in the body of the transmitter and receiver without the need for a separate DSC receiver

• Easy to read each function and frequency by adopting a large liquid crystal display

• Significantly improved sound quality, reliability and stability by adopting a new technology DDS (Direct Digital Synthesizer) method

• Continuous variable transmission output, fast scanning by group and individually of frequency and channel

• High-quality frequency stability with 10Hz Step Synthesizer method

• Built-in alarm phone system

• 100 transmission messages can be MEMORY (MEMORY FILE EDIT 100)

• 100 incoming messages available (Distress: 50, Ordinary: 50)

• Easy maintenance with self-diagnosis function

Spesifikasi

▶ Overall

• Frequency Range : Transmission 1.6~27.5MHz (10Hz STEP)

• Transmit/receive channel : ITU channel

• Memory channel : 999 channels

• Frequency deviation : Within ±10HZ

• Radio type : J3E, H3E, F1B

• Communication method : short message and repeated call

• Operating temperature : -15°C ~ +55°C

• Power : DC24V±15%  ( receiving 2.5A , transmitting 25A / SRG-1250D)

▶ Transmitter

• Radio type and output :  J3E, J2B (250W), H3E (100W): SRG-1250D

• Modulation method : Low power balanced modulation method

• Occupied frequency bandwidth : within 3KHz

• Total frequency characteristics : within 6dB

• 2 TONE alarm signal : 1300Hz, 2100Hz

▶ Receiver•Receiving method:Double superheterodyne method

• Reception sensitivity : J3E, F1B, J2B 3uV, H3E 6uV, S/N 20dB 250m/w

• Intermediate frequency : 49.455KHz, 455KHz

• Overall distortion noise : 20dB or more

• Video interference ratio : 70dB or more

• Input impedance : 50Ω

▶ DSCdedicated receiver

• Frequency : 2187.5, 4207.5, 6312, 8414.5, 12577, 16804.5KHz

• Reception radio type : F1B, J2B

• Frequency shift : 1700±85Hz (Mark: 1615Hz, Space: 1785Hz)

• Communication speed : 100bps • Frequency deviation : ±0.5Hz