Icom IC-718 - Manuals

3 2 PANEL DESCRIPTION • Push several times (or push and hold) [ √ DN]/[UP ∫ ] until desired memory channel appears. • After pushing [F-INP/ENT], push desired memory channel number from the keypad, then push [FINP/ENT] again to select the memory channel directory. • Push [CH] to exit the memory chann...

4 2 PANEL DESCRIPTION n Front panel (continued) @2 VFO/MEMORY SWITCH/1 [V/M•1] (pgs. 16, 35)  T o g g l e s t h e o p e r a t i n g m o d e b e t w e e n V F O mode or memory mode when pushed. @3 MEMORY WRITE SWITCH/4 [MW•4] (p. 36)  Stores the displayed frequency and operating mode into the selec...

n Function display q LOCK INDICATOR (p. 19) Appears when the dial lock function is in use. w RECEIVE INDICATOR Appears while receiving a signal or when the squelch is open. e TUNE INDICATOR Appears while the automatic tuning function is activated. r TRANSMIT INDICATOR Appears while transmitting. t F...

6 2 PANEL DESCRIPTION n Rear panel q ANTENNA TERMINAL [ANT] (p. 10) Connects a 50 Ω antenna with a PL-259 connector and a 50 Ω coaxial cable. w DC POWER SOCKET [DC 13.8V] (p. 12) Accepts 13.8V DC through the supplied DC power cable. e TUNER CONTROL SOCKET [TUNER] (p. 14) Accepts the control cable fr...

7 2 PANEL DESCRIPTION D ACC SOCKET INFORMATION • ACC socket • When connecting the ACC conversion cable (OPC-599) ACC PIN # NAME DESCRIPTION SPECIFICATIONS COLOR 1 8 V Regulated 8 V output. Output voltage : 8 V ±0.3 V Output current : Less than 10 mA brown 2 GND Connects to ground. red 3 SEND Input/o...

8 2 PANEL DESCRIPTION n Microphone (HM-36) q UP/DOWN SWITCHES [UP]/[DN] Change the selected readout frequency or memory channel. • Continuous pushing changes the frequency or memory channel number continuously. • T h e [ U P ] / [ D N ] s w i t c h c a n s i m u l a t e a k e y p a d d l e . Preset ...

3 9 INSTALLATION AND CONNECTIONS n Unpacking After unpacking, immediately report any damage to the delivering carrier or dealer. Keep the shipping cartons. F o r a d e s c r i p t i o n a n d a d i a g r a m o f a c c e s s o r y equipment included with the IC-718, see ‘Supplied accessories’ on p. 1...

10 3 INSTALLATION AND CONNECTIONS n Required connections MIC i718 PHONES RF/SQL AF SHIFT RIT LOCK MODE FIL TS PWR TUNER Y Z COMP P.AMP UP NB ATT SET CH DN ENT F-INP V/M 1 MW 4 A=B 2 M - CL 5 SCN 8 ANF 0 NR . A/B 3 VOX 9 7 SPL M V 6 MICROPHONES (p. 55) SM-20 HM-36 GROUND (p. 9) Use the heaviest gauge...

11 3 INSTALLATION AND CONNECTIONS n Advanced connections MIC I C- 718 PHONES RF/SQL AF SHIFT RIT LOCK MODE FIL TS PWR TUNER Y Z COMP P.AMP UP NB ATT SET CH DN ENT F-INP V/M 1 MW 4 A=B 2 M - CL 5 SCN 8 ANF 0 NR . A/B 3 VOX 9 7 SPL M V 6 MIC The AFSK modulation signal can be input from [MIC]. (p. 33) ...

12 3 INSTALLATION AND CONNECTIONS n Power supply connections Use an optional PS-85 DC POWER SUPPLY w hen operating the IC-718 with AC power. Refer to the diagrams below. CAUTION: Before connecting the DC power cable, check the following important items. Make sure:• The [POWER] switch is OFF.• Output...

13 3 INSTALLATION AND CONNECTIONS n Linear amplifier connections CONNECTING THE IC-PW1 1 2 3 4 8 7 6 5 9 10 11 12 13 ANT ACC-1 ACC REMOTE REMOTE INPUT1 GND GND IC-PW1 IC-718 Ground AC outlet (Non-European versions : 100–120/220–240 V European version : 230 V) Coaxial cable (supplied with the IC-PW1)...

CONNECTING THE AT-180 (p. 28) DO NOT! connect AT-180 and AH-4 at the same time. Both tuners will not function correctly. Turn the IC-718’s power OFF when connecting the AT-180, otherwise, the CPU may malfunction and the AT-180 may not function properly. 14 3 INSTALLATION AND CONNECTIONS n External a...

4 15 FREQUENCY SETTING n When first applying power (CPU resetting) B e f o r e f i r s t a p p l y i n g p o w e r , m a k e s u r e a l l connections required for your system are complete by referring to Chapter 3. Then, reset the transceiver using the following procedure. Resetting CLEARS all prog...

16 4 FREQUENCY SETTING n VFO description V F O i s a n a b b r e v i a t i o n o f V a r i a b l e F r e q u e n c y Oscillator, and traditionally refers to an oscillator. T h e I C - 7 1 8 V F O c a n s t o r e a f r e q u e n c y a n d a n operating mode. You can call up a desired frequency to the...

D Direct frequency entry with keypad The transceiver has a keypad for direct frequency entry as described below. q Push [F-INP/ENT], then push the numeral keys on the keypad to enter the MHz digits for the desired frequency. • If a key is mistakenly pushed, push [SET] (or any key except keypad) and ...

18 4 FREQUENCY SETTING D Band selection All HF ham bands and a general coverage receiver band are included in the IC-718. Push [ ∫ UP]/[ √ DN] to select the desired band. • Pushing [ ∫ UP]/[ √ DN] continuously scrolls through the available bands. Note: For example, if 6.10000 MHz is resistered as th...

19 4 FREQUENCY SETTING 10 Hz tuning 1 Hz tuning momentarily 1 sec. 1 sec. 1 sec. Programmable step tuning(100 Hz –100 kHz) Selectable for each mode. momentarily [TS] SWITCH FLOW CHART n Dial lock function The dial lock function prevents accidental changes c a u s e d b y t h e t u n i n g d i a l . ...

5 20 n Mode selection The following modes are available in the IC-718:SSB (LSB/USB), CW, CW REV (CW reverse), RTTY, RTTY REV (RTTY reverse) and AM.  Push [MODE] one or more times to select desired operation mode.  Push [MODE] for 1 sec. to toggle between USB and LSB. (SSB mode only)  Push [MODE] ...

21 5 RECEIVE AND TRANSMIT n Function for receive T h e I F s h i f t f u n c t i o n e l e c t r o n i c a l l y n a r r o w s t h e passband frequency of the IF (intermediate frequency) and cuts out higher or lower frequency components of the IF to reject interference. The function shifts the IF fr...

22 5 RECEIVE AND TRANSMIT ï Attenuator The attenuator prevents desired signals from distorting w h e n v e r y s t r o n g s i g n a l s a r e n e a r t h e d e s i r e d frequency or when very strong electric fields, such as from broadcasting stations, are near your location.  Push [ATT] to toggle...

23 5 RECEIVE AND TRANSMIT ï ANF (Automatic Notch Filter) function When an optional UT-106 is installed (DSP appears in the function display), an auto notch function can be used. The function automatically attenuates more than 3 beat tones, tuning signals, etc., even if they are moving. The auto notc...

24 5 RECEIVE AND TRANSMIT n Filter selection The filter selection switches the IF passband width as shown in the table at right. The filter selection is automatically memorized in each mode. q Select the desired mode with the mode switches. w Push [FIL] one or more times to select the desired filter...

25 5 RECEIVE AND TRANSMIT n Filter setting When an optional filter is installed, set the optional filters in initial set mode. Optional filters are not selected by default. (p. 47) D Optional filter setting q While pushing and holding [SET], push [POWER] to enter initial set mode. w Push [UP Y ] or ...

26 5 RECEIVE AND TRANSMIT ï Meter function The bar meter in the function display acts as an S-meter (for relative signal strength) during receive and can be selected for one of three functions during transmit. • Push [SET] one or more times to select the PO, ALC and SWR meter mode. DISPLAY INDICATIO...

27 5 RECEIVE AND TRANSMIT IC-718 has a built-in, low distortion Mic compressor circuit. This circuit increases your average talk power in SSB mode and is especially useful for DX’ing when the receiving station is having difficulty copying your signal. q Selecting USB or LSB mode. w Select the mic ga...

The AT-180 automatic antenna tuner matches the IC-718 to the connected antenna automatically. Once the tuner matches an antenna, the variable capacitor angles are memor ized as a preset point for each frequency range (100 kHz steps). Therefore, when you change the frequency range, the variable capac...

30 5 RECEIVE AND TRANSMIT n Split frequency operation Split frequency operation allows you to transmit and receive on two different frequencies. Split frequency operation uses two frequencies, one in VFO A and the other in VFO B. Following is an example of setting 7.057 MHz, CW mode in VFO A (for re...

31 5 RECEIVE AND TRANSMIT n Function for CW ï Connection for CW 1 2 3 4 8 7 6 5 9 10 11 12 13 Paddle [ELEC KEY] [MICROPHONE] See p. 32 for connection details: Paddle operation from front panel MIC connector. Straight key Microphone Initial set mode setting (p. 45) 4 8 12 [ACC] 1 2 3 7 6 5 9 10 11 13...

32 5 RECEIVE AND TRANSMIT ï CW pitch control The received CW audio pitch and monitored CW audio pitch can be adjusted to suit your preferences (300 to 900 Hz) with out changing the operating frequency. q Push [SET] for 1 sec. to enter quick set mode. w Push [ ∫ UP]/[ √ DN] one or more times until “C...

33 5 RECEIVE AND TRANSMIT n Function for RTTY ï Connection for RTTY(FSK) Rear panel TU or TNC Personal computer Rear panel view Use either the ACC or one of the two 1 / 8 ˝ plugs. * 1 Connect SQL line when required. SQL* 1 AF out SEND GND FSKK GND AF 2-conductor 1 / 8 ˝ plug [ACC] [EXT SP] 1 2 3 4 5...

6 MEMORY OPERATION 35 n Memory channels The transceiver has 101 memory channels. The memory mode is very useful for quickly changing to often-used frequencies. All 101 memory channels are tuneable which means the programmed frequency can be tuned temporarily with the tuning dial, etc. in memory mode...

6 MEMORY OPERATION 36 Memory channel programming can be performed either in VFO mode or in memory mode. n Memory channel programming D Programming in memory mode q Select the desired memory channel with [UP Y ] or [ Z DN] in memory mode. • “BLANK” appears if the selected memory channel is a blank ch...

6 MEMORY OPERATION 37 n Frequency transferring The frequency and operating mode in a memory channel can be transferred to the VFO. Frequency transferring can be performed in either VFO mode or memory mode. D Transferring in VFO mode This is useful for transferring programmed contents to VFO. q Selec...

6 MEMORY OPERATION 38 n Memory clearing Any unnecessary memory channels can be cleared. T h e c l e a r e d m e m o r y c h a n n e l s b e c o m e b l a n k channels. q Select memory mode with [V/M]. w Push [CH], then select the memory channel to be cleared with [UP Y ] or [ Z DN]. e Push [M-CL] fo...

SCANS 7 39 n Scan types n Preparation • Channels For programmed scan/auto memory write scan: P r o g r a m s c a n e d g e f r e q u e n c i e s i n t o s c a n e d g e memory channels P1 and P2. For memory scan:‑ Program 2 or more memory channels except scan edge memory channels. • Scan resume ON/O...

7 SCANS 40 n Programmed scan operation q Select VFO mode with [V/M]. w Select the desired operating mode. • T h e o p e r a t i n g m o d e c a n a l s o b e c h a n g e d w h i l e scanning. e Set [RF/SQL] open or closed. • See previous page for scan condition. • If the [RF/SQL] control function is...

8 41 SET MODE n General S e t m o d e i s u s e d f o r p r o g r a m m i n g i n f r e q u e n t l y changed values or conditions of functions. The IC-718 has 2 separate set modes: quick set mode and initial set mode . D Quick set mode operation q While power is ON, push [SET] for 1 sec. • Quick se...

42 8 SET MODE • RF power This item adjusts the RF output power. The RF output power can be adjusted from L, 1 to 99 and H for indication, however, it can be adjusted continuously. •The default is H (maximum power). Note that while adjusting the output power, the power meter is displayed automaticall...

8 SET MODE 43 • BK-IN delay T h i s i t e m a d j u s t s b r e a k - i n d e l a y t i m e f o r C W s e m i break-in operation. The delay time is selectable from 2.0 to 13 (dots).The default is 7. • Key speed This item adjusts the CW key speed. The key speed can be selected from 6 to 60* wpm.The d...

8 SET MODE 44 • Mode select This item is available in all modes, and allows you to simplify operation by inhibiting the selection of unneeded operating modes during normal operation. For example if you are operating mobile and only plan on using LSB and USB modes, use “MODE SELECTION” to inhibit acc...

8 SET MODE 47 • CI-V address To distinguish equipment, each CI-V transceiver has its own Icom standard address in hexadecimal code. The IC-718’s address is 5E.When 2 or more IC-718s are connected to an optional CT-17 CI-V LEVEL CONVERTER , rotate the main dial to select a different address for each ...

9 48 INSTALLATION AND CONNECTIONS n Opening the transceiver’s case F o l l o w t h e c a s e a n d c o v e r o p e n i n g p r o c e d u r e s shown here when you want to install an optional unit or adjust an internal unit, etc. CAUTION: DISCONNECT the DC power cable from the IC-718 before performin...

50 9 INSTALLATION AND CONNECTIONS n UT-106 DsP receive unit n Optional IF filters The UT-106 provides AF DSP functions such as noise reduction and auto notch. q Remove the bottom cover. w Slide the insulating case onto the UT-106 as shown right. (Fig. 1) e R e m o v e t h e c o n n e c t i o n c a b...

51 9 INSTALLATION AND CONNECTIONS 62 � AT-180 internal switch description The optional AT-180 has 3 operating conditions forHF band operation. Select a suitable conditionaccording to your antenna system. q Remove the top cover of the AT-180. w Set the tuner switches to the desired positionsaccording...

10 52 MAINTENANCE n Troubleshooting The following chart is designed to help you correct problems which are equipment malfunctions. If you are not able to locate the cause of a problem or solve it through the use of this chart, contact your nearest Icom Dealer or Service Center. PROBLEM POSSIBLE CAUS...

53 10 MAINTENANCE CIRCUITRY FUSE REPLACEMENT The 13.8 V DC from the DC power cable is applied to all units in the IC-718 through the circuitry fuse. This fuse is installed in the MAIN unit. q Remove the top cover as shown on p. 48 w R e p l a c e t h e c i r c u i t r y f u s e a s s h o w n i n t h...

11 54 SPECIFICATIONS D General • Frequency coverage : Receive 0.03–29.999999 MHz* 1 Transmit 1.800– 1.999999 MHz* 2 3.500– 3.999999 MHz* 2 7.000– 7.300000 MHz 10.100–10.150000 MH 14.000–14.350000 MHz 18.068–18.168000 MHz 21.000–21.450000 MHz 24.890–24.990000 MHz 28.000–29.700000 MHz * 1 Guaranteed r...

AT-180 HF + 50 MHz AUTOMATIC ANTENNA TUNER Fully automatic antenna tuner with preset memories for each 100 kHz. Unique “Automatic tuner on ” function is available. See p. 51 for AT-180 specifications. 12 55 OPTIONS IC-PW1 HF + 50 MHz 1 KW LINER AMPLIFIER F u l l - d u t y 1 k W l i n e a r a m p l i...

13 57 CONTROL COMMAND • CI-V connection example T h e t r a n s c e i v e r c a n b e c o n n e c t e d t h r o u g h a n optional CT-17 CI-V LEVEL CONVERTER to a personal computer equipped with an RS-232C port. The Icom C o m m u n i c a t i o n s I n t e r f a c e - V ( C I - V ) c o n t r o l s t...

58 13 CONTROL COMMAND • Command table Sub command Command Description — 00 Send frequency data 01 Send mode data — 03 Read frequencies — 04 Read operating mode 05 Set operating frequency 0001 A0B0 Set VFOSet VFO ASet VFO BVFO A=BVFO A � B 07 — 0B Memory clear 0001 D0D3 0E Scan stopProg/Memo Scan Sta...

14 59 INTERNAL VIEW FILTER unit Final amplifier (2SC2094x2) PA unit Caution: The transceiver has been thoroughly tested and adjusted at the factory before being shipped. The transceiver warranty does not cover any problems caused by unauthorized internal adjustment. Fuse (FGB 4 A) R 25 Final ID adj....

15 60 INSTALLATION NOTES F o r a m a t e u r b a s e s t a t i o n i n s t a l l a t i o n s , i t i s recommended that the forwards clearance in front of the antenna array is calculated relative to the EIRP (Effective Isotropic Radiated Power). The clearance height below the antenna array can be de...

61 15 INSTALLATION NOTES Version and Frequency coverage EUR (#03)Tx 1.8000003.5000007.000000 10.10000014.00000018.06800021.00000024.89000028.000000 – 1.999999– 3.800000– 7.100000– 10.150000– 14.350000– 18.168000– 21.450000– 24.990000– 29.700000 Rx 0.500000 – 29.999999 (Unit: MHz) FRA (#05)Tx 1.81000...