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Entel HT883
Entel HT883 - sea portable radio with LCD display and three control buttons. Meets MIL-STD 810 / C / D / E / F and IP68 standards watertightness.
Entel HT883 is a rugged and reliable body that resists dust and moisture. The radio is a means for scanning the active (or free) channel. When the channel is found, the radio will automatically select a channel for you. It is also possible to specify the names of the channels.
Marine portable radio Entel HT883 offers a variety of uses. It is used as rescue and fire services, and various petrochemical companies.
Specifications:
- Frequency range: 450 - 520MHz
- Channels - Non-LCD 16 channels, 255 channels LCD
- Channel spacing 12.5 kHz / 25 kHz
- Communication simplex / half duplex
- Antenna Impedance 50 ohm
- Flexible Antenna / shortening
- Battery Type 2000 mAh Lithium-ion battery
- Supply voltage 7.4V DC
- Power consumption (nominal) 40mA
- The duty cycle (5.5.90) 12.5 hours
- Operating temperature from -20 ° to + 55 ° C
- Size (mm) 59.5 (W) x 130 (H) x 37 (D)
- Weight 277g with battery and antenna
Transmitter
- Output: High - 4W / Low - 1W
- Modulation 8K0G3E / 16K0G3E
- PLL Oscillator Method
- 2.5PPM Frequency Stability
- The maximum deviation of ± 2,5 kHz (narrow) / ± 5 kHz (Wide)
- Audio Distortion <5% (1 kHz, 60%)
- Spurious Emission -68 [dBc]
- Hum & Noise -40 [dB]
Receiver
- Receiver Type - double superheterodyne
- Sensitivity -0.25uV (12dB SINAD)
- 2.5PPM Frequency Stability
- False Rejection 70 dB
- Adjacent Channel Selectivity -60 dB (Narrow), -70 dB (Wide)
- Distortion <5% (1 kHz, 60%)
- Hum & Noise -40 dB
- Audio Output 1W
Available for order
Documentation:
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- GMDSS
- not GMDSS
Harmonic distortion
Harmonic distortion of the main power source is a switching phenomenon, especially the high speed power switches found in Variable Frequency Drives.