Komunikasi jarak jauh melampaui cakrawala, koordinasi panggilan darurat dan lokasi GPS dari kapal atau stasiun radio pantai, dan pengawasan DSC terpadu dengan Multiple Task Mode. IC-M803 juga dapat diatur untuk mengingat pengaturan frekuensi, mode, dan lebar pita akses e-mail HF Anda ke dalam saluran e-mail (hingga 160 saluran frekuensi e-mail).
Kelengkapan:
• Controller Head
• Cable Controller Head (5 m, 16,4 kaki)
• Mikrofon
• Kabel daya DC
• Gantungan mikrofon
• Kit braket pemasangan
• Manual Book
• Sekring cadangan
• Antena GPS
Fitur:
• Memori Putar Ulang Instan Dua Menit
•Sistem Pengambilan Sampel Langsung RF Canggih
•Siap untuk
•Pengoperasian Email HF
Dan Lainnya
• Output RF berdaya 150 W (PEP)
• Tuner antena otomatis AT-140 opsional
• Kontroler jarak jauh kedap air IPX7
• Jangkauan penerima berkelanjutan 0,5–29,999 MHz
• Input/output data NMEA 0183 Versi 4.10
(4800–38400 bps)
Spech:
Frequency Coverage:
Receive: 500 kHz to 29.9999 MHz (continuous).
Transmit: Specific frequency bands between 1.6 MHz and 27.5 MHz.
DSC (Digital Selective Calling): Operates at frequencies like 2.1875 MHz, 4.2075 MHz, and others.
Modes: Supports J3E (USB, LSB), J2B (AFSK), F1B (FSK), A1A (CW), and H3E (AM for reception only). DSC uses J2B mode.
Antenna Impedance: 50 Ω (unbalanced).
Operating Temperature Range: -20°C to +55°C (-4°F to +131°F).
Frequency Stability: ±10 Hz for both transmission and reception, including DSC.
Power Supply: 13.6 V DC ±15% with a maximum current drain of 3.0 A for receiving and 30 A for transmitting.
Dimensions and Weight:
Main Unit: 240 x 94 x 238 mm, weighing approximately 4.41 kg.
Controller: 274 x 114 x 86 mm, weighing approximately 760 g.
Transmitter:
Output Power: Selectable at 150, 100, 60, or 20 W PEP.
Spurious Emissions: Less than -62 dB at peak output power.
Carrier Suppression: Greater than 40 dB at peak output power.
Unwanted Sideband Suppression: Greater than 55 dB with a 1500 Hz AF input.
Microphone Impedance: 600 Ω.
Receiver:
Sensitivity:
For J3E and A1A modes:
0.5–1.5999 MHz: 30 dBµV emf at 20 dB SINAD, 16 dBµV at 10 dB S/N.
1.6–1.7999 MHz: 13 dBµV emf at 20 dB SINAD, -1 dBµV at 10 dB S/N.
1.8–29.9999 MHz: 8 dBµV emf at 20 dB SINAD, -6 dBµV at 10 dB S/N.
For J2B and F1B modes:
1.6–1.7999 MHz: 4 dBµV emf at 20 dB SINAD, -10 dBµV at 10 dB S/N.
1.8–29.9999 MHz: -1 dBµV emf at 20 dB SINAD, -15 dBµV at 10 dB S/N.
For H3E mode:
0.5–1.5999 MHz: 44 dBµV emf at 20 dB SINAD, 30 dBµV at 10 dB S/N.
1.6–1.7999 MHz: 30 dBµV emf at 20 dB SINAD, 16 dBµV at 10 dB S/N.
1.8–3.9999 MHz: 24 dBµV emf at 20 dB SINAD, 10 dBµV at 10 dB S/N.
DSC Sensitivity (J2B):
6 dBµV emf at 20 dB SINAD.
-8 dBµV at 10 dB S/N.
-6 dBµV emf at 1% BER.
Spurious Response: Over 70 dB rejection for both transmission and reception (0.5–29.9999 MHz), including DSC.
Audio Output Power: 4.0 W at 10% distortion with a 4 Ω load.
Clarity Adjustment Range: ±150 Hz.
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