Instruction Manual
Page 1
INSTRUCTION MANUAL HF ALL BAND TRANSCEIVER i718 This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
INSTRUCTION MANUAL HF ALL BAND TRANSCEIVER i718 This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Instruction Manual
Page 16
... cable supplied with the AT-180 [ANT] ACC cable supplied with the AT-180 [ACC] one of two AT-180 [ACC] connectors HF antenna IC-718 13 9 10 11 12 5678 1234 Ground 14 Nonmatched ALC and RF power settings could cause a fire or ruin the linear ampli... NON-ICOM LINER AMPLIFIER R WARNING: Set the transceiver output power and linear amplifier ALC output level referring to -4 V, and the transceiver does not accept positive voltage. s External antenna tuners CONNECTING THE AH-4 (p. 29) Long wire or optional AH-2b Coaxial cable (from the AH-4) Control cable IC-718 Ground Ground...
... cable supplied with the AT-180 [ANT] ACC cable supplied with the AT-180 [ACC] one of two AT-180 [ACC] connectors HF antenna IC-718 13 9 10 11 12 5678 1234 Ground 14 Nonmatched ALC and RF power settings could cause a fire or ruin the linear ampli... NON-ICOM LINER AMPLIFIER R WARNING: Set the transceiver output power and linear amplifier ALC output level referring to -4 V, and the transceiver does not accept positive voltage. s External antenna tuners CONNECTING THE AH-4 (p. 29) Long wire or optional AH-2b Coaxial cable (from the AH-4) Control cable IC-718 Ground Ground...
Instruction Manual
Page 30
... hold [TUNER] for each time you change the frequency. In this case, automatic tuning in the HF bands activates only when exceeding SWR 3:1. Both turners will be damage both the transceiver and the antenna tuner. w While pushing and holding [SET], push [PWR] to start If you...20 sec. If the tuner cannot reduce the SWR to cancel unexpected tramsmission. NOTE: NEVER select "4" (AH-4 AUTOMATIC ANTENNA TUNER), otherwise the transceiver transmits automatically when turning the power ON. y Push [PWR] for turning the function ON and OFF. tenna SWR is higher than 1.5:1. ...
... hold [TUNER] for each time you change the frequency. In this case, automatic tuning in the HF bands activates only when exceeding SWR 3:1. Both turners will be damage both the transceiver and the antenna tuner. w While pushing and holding [SET], push [PWR] to start If you...20 sec. If the tuner cannot reduce the SWR to cancel unexpected tramsmission. NOTE: NEVER select "4" (AH-4 AUTOMATIC ANTENNA TUNER), otherwise the transceiver transmits automatically when turning the power ON. y Push [PWR] for turning the function ON and OFF. tenna SWR is higher than 1.5:1. ...
Instruction Manual
Page 31
...turned ON in an HF band. • The IC-718 will not transmit outside of the operating frequency. TUNER OPERATION Tuning is connected to the antenna connector on the new frequency. Be sure to re-tune the antenna before tuning may damage the transceiver. w While pushing ...TUNER operation The AH-4 matches the IC-718 to a long wire antenna more than 1%). y Push [PWR] for each frequency. tion and antenna connection details. Tuning indicator; This function removes the "push and hold [TUNER] for 1 sec. The tuner and transceiver will tune all frequencies 3.5 to ...
...turned ON in an HF band. • The IC-718 will not transmit outside of the operating frequency. TUNER OPERATION Tuning is connected to the antenna connector on the new frequency. Be sure to re-tune the antenna before tuning may damage the transceiver. w While pushing ...TUNER operation The AH-4 matches the IC-718 to a long wire antenna more than 1%). y Push [PWR] for each frequency. tion and antenna connection details. Tuning indicator; This function removes the "push and hold [TUNER] for 1 sec. The tuner and transceiver will tune all frequencies 3.5 to ...
Instruction Manual
Page 49
... filter is installed, this selection is possible with the IC-735. The default is 5E. • CI-V Transceive Transceive operation is necessary, otherwise the filters cannot be set to other Icom HF transceivers or receivers. on . • CI-V 731 mode When connecting the IC-718 to 7FH. Selections available are connected to an optional CT17 CI...
... filter is installed, this selection is possible with the IC-735. The default is 5E. • CI-V Transceive Transceive operation is necessary, otherwise the filters cannot be set to other Icom HF transceivers or receivers. on . • CI-V 731 mode When connecting the IC-718 to 7FH. Selections available are connected to an optional CT17 CI...
Instruction Manual
Page 53
...; 13.8V 13.8 V output when power is higher than 1.0 dB (after tuning) • Power supply : 13.8 V DC/1 A (supplied from requirements the transceiver's ACC socket) • Dimensions (mm/in) : 167(W) × 58.6(H) × 225(D) 69⁄16(W) × 25⁄17(H) × 87⁄... Input impedance : 50 Ω • Maximum input : 120 W power • Minimum tuning : 8 W power • Matching impedance : 16.7-150 Ω (HF band) range 20 -125 Ω (50 MHz band) • Tuning accuracy : Less than SWR 1.5:1 • Insertion loss : Less than 3:1 after tuning. SW ...
...; 13.8V 13.8 V output when power is higher than 1.0 dB (after tuning) • Power supply : 13.8 V DC/1 A (supplied from requirements the transceiver's ACC socket) • Dimensions (mm/in) : 167(W) × 58.6(H) × 225(D) 69⁄16(W) × 25⁄17(H) × 87⁄... Input impedance : 50 Ω • Maximum input : 120 W power • Minimum tuning : 8 W power • Matching impedance : 16.7-150 Ω (HF band) range 20 -125 Ω (50 MHz band) • Tuning accuracy : Less than SWR 1.5:1 • Insertion loss : Less than 3:1 after tuning. SW ...
Instruction Manual
Page 57
12 OPTIONS IC-PW1 HF + 50 MHz 1 KW LINER AMPLIFIER Full-duty 1 kW linear amplifier including an automatic antenna tuner. Full break-in (QSK) operation is available. Has [UP]/[DOWN] ...-21 EXTERNAL SPEAKER Hand microphone equipped with preset memories for each 100 kHz. Unique "Automatic tuner on " function is possible. AH-4 HF + 50 MHz AUTOMATIC ANTENNA TUNER Specially designed to 2 transceivers. • Input impedance: 8 Ω • Max. can connect to tune a long wire antenna for base station operation. Input impedance: 8 Ω Max...
12 OPTIONS IC-PW1 HF + 50 MHz 1 KW LINER AMPLIFIER Full-duty 1 kW linear amplifier including an automatic antenna tuner. Full break-in (QSK) operation is available. Has [UP]/[DOWN] ...-21 EXTERNAL SPEAKER Hand microphone equipped with preset memories for each 100 kHz. Unique "Automatic tuner on " function is possible. AH-4 HF + 50 MHz AUTOMATIC ANTENNA TUNER Specially designed to 2 transceivers. • Input impedance: 8 Ω • Max. can connect to tune a long wire antenna for base station operation. Input impedance: 8 Ω Max...