User manual ICOM IC-251

[. . . ] VHF only) VHF AND UHF TRANSCEIVERS ADDITIONAL FEATURES Advanced Multi 2-tone/5-tone systems Programmable actions when a matched tone is received · LED lighting ON/OFF/Blink · Answer back calls · Beep sounds · Scan start/stop · Auto transmission · Stun/Kill functions (prevents use of a lost or stolen radio) · External out for horn drive (Optional OPC-617 is required) Ten 2-tone codes or eight 5-tone codes can be decoded on a channel Three call codes are programmable Other features Hook scan function and Hook scan ON/OFF button are assignable 24-digit DTMF autodial memory Automatic ID (DTMF code) transmission linked to PTT Busy lockout and repeater lockout Power on password External I/O terminal socket with optional OPC-617 Optional Voice Scrambler, UT-109/UT-110 Meet MIL-STD 810 C, D, E and F Specification SPECIFICATIONS GENERAL : IC-251 136­174MHz IC-F221S 440­490MHz · Number of channels : 8 channels (4 channels × 2 banks) · Channel spacing : 12. 5/25kHz, 15/30kHz · PLL channel step : VHF 2. 5, 3. 125kHz UHF 5, 6. 25kHz · Frequency stability : VHF ±5. 0ppm UHF ±2. 5ppm · Operating temp. range : ­30°C to +60°C; ­22°F to +140°F · Power supply voltage : 13. 6V DC 14A · Current drain (approx. ) : Tx VHF (50W) 13A UHF (45W) Rx max. [. . . ] range : ­30°C to +60°C; ­22°F to +140°F · Power supply voltage : 13. 6V DC 14A · Current drain (approx. ) : Tx VHF (50W) 13A UHF (45W) Rx max. audio 1200mA standby 300mA · Antenna impedance : 50 (SO-239) · Dimensions (W×H×D) : 150×40×167. 5mm; 529/32×19/16×619/32in · Weight : 1. 1kg ; 2. 4lb · Frequency coverage · Output power (at 13. 6V DC) TRANSMITTER · Max. impedance : VHF 50W UHF 45W : ±5. 0/2. 5kHz (wide/narrow) : 70dB typ. Military Specifications The IC-251/F221S meets MIL-STD requirements and strict environmental standards as follows. Standard Low Pressure High Temp. Shock Solar Radiation Rain Humidity Salt Fog Dust Vibration Shock MIL 810 C MIL 810 D Method Proc. Please ask your dealer for details. · HM-100TN DTMF MICROPHONE · OPC-617 ACC CABLE For external terminal connection. · SM-25 DESKTOP MICROPHONE Convenient for dispatching, equipped with monitor switch. HM-100TN OPC-617 · SP-5/SP-10/SP-22 EXTERNAL SPEAKERS Compact and easy-to-install. input power: 5W · UT-108 DTMF DECODER UNIT Provides DTMF decode and ANI capabilities. · UT-109 VOICE SCRAMBLER UNIT (Version 02) Up to 32 non-rolling scrambling codes available. · UT-110 VOICE SCRAMBLER UNIT (Version 02) Up to 1020 (255 codes × 4 groups) rolling scrambling codes are available. SM-25 SP-10 SP-22 UT-108 Les spécifications et informations données dans ce document peuvent être modifiées sans préavis. [. . . ] HM-100TN OPC-617 · SP-5/SP-10/SP-22 EXTERNAL SPEAKERS Compact and easy-to-install. input power: 5W · UT-108 DTMF DECODER UNIT Provides DTMF decode and ANI capabilities. · UT-109 VOICE SCRAMBLER UNIT (Version 02) Up to 32 non-rolling scrambling codes available. [. . . ]