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INSTRUCTION MANUAL
VHF AIR BAND TRANSCEIVER
iA23
iA5
This device complies with Part 15 of the FCC rules. Operation is sub-
ject 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.
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FOREWORD CAUTION READ ALL INSTRUCTIONS carefully and completely RWARNING! NEVER hold the transceiver so that the before using the transceiver. antenna is very close to, or touching exposed parts of the body, especially the face or eyes, while transmitting. The SAVE THIS INSTRUCTION MANUAL— This in- transceiver will perform best if the microphone is 5 to 10 cm struction manual contains important operating instructions for away from the lips and the transceiver is vertical. the IC-A23/A5. RWARNING
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SUPPLIED ACCESSORIES etc. Therefore, be careful when carrying with, or placing near Accessories included with the transceiver: Qty. metal objects, carrying in handbags, etc. q Antenna........................................................................... 1 w Belt clip............................................................................ 1 DO NOT allow children to play with any radio equipment e Handstrap........................................................................ 1 containi
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TABLE OF CONTENTS FOREWORD .................................................................................... i 5 SCAN OPERATION ......................................................... 16– 17 EXPLICIT DEFINITIONS ................................................................. i Scan types ........................................................................... 16 CAUTIONS ....................................................................................... i COM band scan ........
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ACCESSORY ATTACHMENT 1 DAntenna DBelt clip Conveniently attaches to your belt. CAUTION: Transmitting without an antenna may damage the transceiver. To attach: Slide the belt clip into the plastic loop on the back of the bat- Insert the supplied antenna into the antenna connector and tery case/pack. screw down the antenna as shown below. To remove: Keep the jack cover attached when jacks are not in use to Push the top of the belt clip towards the transceiver and at avoid bad contacts from dust an
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PANEL DESCRIPTION 2 Panel description u r[MIC/SP] i o t[ANT] e[DIAL] !0 !6 !1 yDisplay !2 w[PTT] !3 Tx/Rx indicator u[UP/DOWN] !5 !4 q[LIGHT] i[SQL(SCAN)] o[PWR] !0[CLR(DIAL/ÙÚ)] !1[ANL(REC)] !6[DIGIT KEYS] !2[BANK(PLAY)] !3[FUNCTION] !5[ENT(WX)] !4[MR(MW)] 2
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PANEL DESCRIPTION 2 q LIGHT [LIGHT] (p. 10) i SQUELCH KEY [SQL (SCAN)] (p. 9) Turns the light for display and keypad ON or OFF. ➥ Push [SQL], then rotate the [DIAL] (or push [Y]/[Z]) to select the squelch level. w PTT SWITCH [PTT] (p. 11) • 24 squelch levels and squelch open (0) are available. Push and hold to transmit; release to receive. ➥ Push , then push [SQL] to starts scan func- tion: e TUNING DIAL [DIAL] (p. 8) Frequency mode: Frequency scan function. ➥ Rotate [DIAL] to select the desired
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2 PANEL DESCRIPTION NOTE: In general, “” disappears when another key is !0 CLR KEY [CLR(DIAL/YZ)] (continue) pushed to activate a secondary function. However, some ➥ Push [CLR] to cancel the SCAN function. keys which have more than one secondary function, (such ➥ Push [CLR] to cancel the direct frequency enter- as [DUP]), do not cancel “”. In this case, “” disappears ing with digit key. automatically after 3 sec. ➥ Push [CLR] to turn the squelch level adjusting mode OFF. !4 MEMORY MODE KEY [MR (
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PANEL DESCRIPTION 2 !6 DIGIT KEYS ➥ Push , then push [4 (CDI)] to select the CDI ➥ Input the specified digit during frequency input, memory display from the CDI display in NAV band. (p. 1 channel selection, etc. 19)* ➥ In addition, each key has one or more secondary func- tions after pushing as follows: ➥ Push , then push [5 (DUP-W)] to set the du- 1 plex frequency in NAV band. (p. 22)* ➥ Push , then push [0 (121.5)] to select the 121.5 MHz emergency frequency. (p. 8) ➥ Push , then push [6 (DUP)]
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2 PANEL DESCRIPTION Function display (COM) q w e r yu t i o !1 !0 essary. q FUNCTION INDICATOR (p. 4) Appears when is pushed. y RECORD INDICATOR (p. 10) ➥ ”REC” blinks while the internal recorder is recording the w ANL INDICATOR (p. 4) signal. Appears while the ANL (Automatic Noise Limiter) function is in use. u PLAY INDICATOR (p. 10) ➥ “PLAY” appears during play back of the recorded signal. e LOCK INDICATOR (p. 10) ➥ Appears while the lock function is in use. i TAG CHANNEL INDICATOR (p. 17)
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PANEL DESCRIPTION 2 Function display (COM/NAV) !5 !4 !2 !3 !0 MEMORY BANK NUMBER INDICATOR (p. 12) !3 TO-FROM INDICATOR (IC-A23 only) (p. 19) Shows the selected memory bank number. ➥ Indicates whether the VOR navigation information is based on a course leading to the VOR station or lead- !1 FREQUENCY DISPLAY (p. 8) ing away from the VOR station. ➥ Shows the operating frequency. ➥ Shows the channel name when the memory name func- !4 COURSE DEVIATION NEEDLES (IC-A23 only) (p. 22) tion is select
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BASIC OPERATION 3 DIAL↔ [Y]/[Z] trade function ïUsing the tuning dial The transceiver is equipped [DIAL]↔ [Y]/[Z] keys trade func- q Push [PWR] for 0.5 sec. to turn power ON, then push tion. Push then push [CLR (DIAL/YZ)] to trade each [CLR] to select the VFO mode when memory CH number function. or WX CH number appears on the function display. Default setting: wRotate the [DIAL] to set the desired frequency. DIAL: •Setting the frequency, •Selecting the memory chan- eTo select the 1 MHz tuning
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BASIC OPERATION 3 Selecting a weather channel Side tone function (U.S.A. version only) When using an optional headset, such as those from the David Clark Co. via the OPC-967 HEAD SET ADAPTOR, the The U.S.A. version has VHF marine WX (weather) channel transceiver outputs your transmitted voice to the headset for receiving capability for flight planning. monitoring. (p. 32) q Push then push , [ENT (WX)] to select WX DSetting the side tone level channel mode. q Push [PTT] to turn the transmit mo
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3 BASIC OPERATION Lock function REC/PLAY the signals /messages The lock function prevents accidental frequency changes and accidental function activation. DRecording a signal then q Push , then push [KEY LOCK] to turn the function ON. /message w To turn the function OFF,repeat step q above. ➥ Push , then push [ANL •“ ” disappears. (REC)] to start to record the message for 20 sec. • ‘REC’ blinks on the display. Display backlighting •Push [CLR] to cancel the recording. Push [LIGHT] to turn t
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BASIC OPERATION 3 Receiving Transmitting q Push [PWR] to turn the power ON. CAUTION: Transmitting without an antenna may damage w Push [SQL], then turn the [DIAL] counterclockwise (or [Z] the transceiver. key) to select the squelch level [0]. e Push [Y]/[Z] key several times to adjust the audio level. NOTE: To prevent interference, listen on the frequency be- r Push [SQL], then turn the [DIAL] clockwise (or [Y]key) fore transmitting. If the frequency is busy, wait until the until the noise i
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MEMORY OPERATION 4 Memory channel selection Transferring memory contents The transceiver has 200 memory channels for storage of often-used frequencies along with 6-character notes. This function transfers a memory channel’s contents into the frequency mode. This is useful when searching for signals q Push [MR] to select memory mode. around a memory channel’s frequency. • Memory BANK number and memory CH number appears. Using the [DIAL]: q Push [MR] to select memory mode. w Push [BANK], then
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MEMORY OPERATION 4 •EXAMPLE: Programming WX-05* into memory BANK 3/ Programming a memory memory channel 2. channel The transceiver has 200 (10 BANK x 20 CH) memory chan- nels for storage of often-used frequencies. then [0], [5] or [5] [ENT] q Push [CLR] to select Frequency mode, if necessary. w Select the desired frequency. • Push then push [ENT (WX)] to select a weather channel.* , • Set the desired frequency or WX channel* using the [DIAL] or keypad. then e Push then push [MR (MW)]. , •Mem
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4 MEMORY OPERATION Memory names ïProgramming memory names key Character key Character key Character The memory channel can display a 6-character comment as 1 1, Q, Z 2 2, A, B, C 3 3, D, E, F well as a frequency. 4 4, G, H, I 5 5, J, K, L 6 6, M, N, O 7 7, P, R, S 8 8, T, U, V 9 9, W, X, Y q Rotate the [DIAL] to select the desired frequency in Fre- quency mode. ENT Program 0 0, space – w Push then push [MR]. , e Rotate the [DIAL] to select the desired memory channel to ïClearing memory conten
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MEMORY OPERATION 4 •EXAMPLE: Programming 125.000 MHz into memory BANK 0/ memory channel 15 with “AIR-23” as a comment. [CLR], [1], [2], [5], [ENT] [F], [MR(MW)] [1], [5] (*see NOTE) [MR] [2], [2], [4], [4], [4], [4] [7], [7], [7] [0], [0], [0],[2],[3] [ENT] *NOTE: Push [BANK], then rotate the [DIAL] to select the BANK number, if desired. Push [CLR] to continue memory name programming. 15
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SCAN OPERATION 5 Scan types COM band scan The U.S.A. version has 3 scan types to suit your needs. The q Push [CLR] to select VFO mode. non-U.S.A. versions have 2 scan types. w Set squelch to the point where noise is just muted. e Push , then push [SQL (SCAN)] to start the scan. COM BAND SCAN • When a signal is received, the scan pauses until it disap- Repeatedly scans all fre- pears. 108.00 118.00 136.975 quencies over the entire • To change the scanning direction, rotate the [DIAL]. MHz M
