Icom IC-V8 Instruction Manual

Icom ic-v8: instruction manual

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Instruction manual (68 pages)

Service manual (31 pages)

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Геннадий

February 17, 2025

Описание меню

1 comments:

Mr. Anderson

February 17, 2025

The Icom IC-V8 has two menu modes:

1. Set Mode and Initial Set Mode Menu – These menus ensure easy operation by allowing users to configure various settings.

Additionally, the transceiver features:
- 16-button keypad for accessing functions
- Rotary selector and reversible up/down switches for navigation

These menus and controls provide a user-friendly interface for managing settings and functions.

This answer is automatically generated

Summary of Contents for Icom IC-V8

Page 1 INSTRUCTION MANUAL VHF TRANSCEIVER iV 8 This device complies with Part 15 of the FCC rules. Oper- ation is subject to the following two conditions: (1) This de- vice may not cause harmful interference, and (2) this device must accept any interference received, including in- terference that may cause undesired operation.
Page 2: Important
FOREWORD Thank you for purchasing the IC-V8 FM transceiver. This trans- ceiver is designed for those who require quality, performance and outstanding reliability under the most demanding conditions. D D FEATURES ❍ 5.5 W of ample output power ❍ MIL-STD810 grade durability ❍...
Page 3: Explicit Definitions
EXPLICIT DEFINITIONS The explicit deﬁnitions below apply to this instruction manual. WORD Personal injury, fire hazard or electric shock R WARING may occur. CAUTION Equipment damage may occur. If disregarded, inconvenience only. No risk of NOTE personal injury, ﬁre or electric shock. PRECAUTIONS RWARNING! NEVER antenna is very close to, or touching exposed parts of the body,...
Page 4 Otherwise, the bat- tery pack or installed Ni-Cd batteries will become exhausted. For USA only: Caution: Changes or modiﬁcations to this transceiver, not ex- pressly approved by Icom Inc., could void your authority to op- erate this transceiver under FCC regulations. continued...
Page 5: Supplied Accessories
SUPPLIED ACCESSORIES Accessories included with the transceiver: q Antenna …………………………………………………… 1 w Belt clip …………………………………………………… 1 e 2251 OPT sheet ………………………………………… 1 r AC Adapter* ……………………………………………… 1 t Battery pack*/Battery case* …………………………… 1 y Battery charging stand* ………………………………… 1 *Not supplied with some versions.
Page 6: Safety Training Information
The radio is transmitting when the “TX indicator” is lit. You can cause the radio to transmit by pressing the “PTT” switch. • ALWAYS use Icom authorized accessories (antennas, batter- ies, belt clips, speaker/mics, etc.). Use of unauthorized acces- sories can cause the FCC RF exposure compliance...
Page 7 • ALWAYS keep the antenna at least 2.5 cm (1 inch) away from the body when transmitting, and only use the Icom belt-clips which are listed in this manual when attaching the radio to your belt, etc. To provide the recipients of your transmission the best sound quality, hold the antenna at least 5 cm (2 inches) from your mouth, and slightly off to one side.
Page 8: Table Of Contents
TABLE OF CONTENTS FOREWORD …………………………………………………………………… i IMPORTANT …………………………………………………………………… i EXPLICIT DEFINITIONS ……………………………………………………… ii PRECAUTIONS……………………………………………………………… ii–iii SUPPLIED ACCESSORIES ………………………………………………… iv SAFETY TRAINING INFORMATION ………………………………………v–vi TABLE OF CONTENTS ………………………………………………… vii–viii QUICK REFERENCE ……………………………………………………… I–VII I Preparation …………………………………………………………… I–III I Your ﬁrst contact……………………………………………………… IV–V I Repeater operation ………………………………………………………...
Page 9 6 MEMORY/CALL OPERATION ……………………………………… 25–29 I General ………………………………………………………………… 25 I Selecting a memory channel ………………………………………… 25 I Selecting the call channel ……………………………………………… 25 I Programming the memory/call channels …………………………… 26 I Channel name programming ………………………………………… 27 I Memory transferring ……………………………………………… 28–29 7 DTMF MEMORY ………………………………………………………...
Page 10: Quick Reference
QUICK REFERENCE I Preparation D Battery pack replacement Before replacing the battery pack, push [POWER] for 1 sec. to turn the power OFF. • Slide the battery release forward, then pull the battery pack up- ward with the transceiver facing away from you. D Battery case—...
Page 11 D Charging with the BC-144/146 The optional BC-144 provides rapid charging, and the BC-146 pro- vides regular charging of an optional battery pack with/without transceiver. The following is additionally required: • An optional AC adapter. (An AD-99 is supplied with BC-144/146.) Turn power OFF.
Page 12: Belt Clip
QUICK REFERENCE D Antenna Attach the antenna to the transceiver as illustrated at right. D Belt clip Attach the belt clip to the transceiver as illustrated below. To attach the belt clip To release the belt clip...
Page 13: I Your First Contact
I Your ﬁrst contact Now that you have your IC-V8 ready, you are exited to get on the air. We would like to walk you through a few basic operational steps to make your ﬁrst “On The Air” use an enjoyable experience.
Page 14 QUICK REFERENCE 4. Tune the desired frequency The up/down keys, [Y]/[Z], will allow you to tune to the frequency that you want to operate on. Page 18 will instruct you on how to adjust the tuning step. ➥ Push [Y] or [Z] to adjust the frequency. Direct frequency input from the keypad is also available.
Page 15: I Repeater Operation
I Repeater operation 1. Setting duplex ➥ Push [A• ], then [4• FUNC times to select minus duplex or plus duplex. • The USA version has an auto repeater function, therefore, setting duplex is not required. 2. Repeater tone ➥ Push [A• ], then [1•...
Page 16: I Programming Memory Channels
QUICK REFERENCE I Programming memory channels The IC-V8 has a total of 107 memory channels (including 6 scan edges and 1 call channel) for storing often used operating fre- quency, repeater settings, etc. 1. Setting frequency In VFO mode, set the desired operating frequency with other de- sired settings, such as repeater and subaudible tone.
Page 17: Accessories
I Accessory attachment D Antenna Attach the antenna to the transceiver as illustrated at right. Keep the jack cover attached when jacks are not in use to avoid bad contacts. D Belt clip Attach the belt clip to the transceiver as illustrated below. To attach the belt clip ACCESSORIES To release the belt clip...
Page 18: Panel Description
PANEL DESCRIPTION I Switches, controls, keys and connectors Speaker Microphone...
Page 19 q CONTROL DIAL [VOL] Rotate to adjust the volume level.* w POWER SWITCH [POWER] Push for 1 sec. to turn the power ON and OFF. e PTT SWITCH [PTT] Push and hold to transmit; release to receive. r SQUELCH SWITCH [SQL] Push and hold to force the squelch open and set the transceiver to the squelch level adjustable condition.
Page 20 PANEL DESCRIPTION D Key pad [A• FUNC Access to secondary function. [B• CALL Select the call channel. (p. 25) [C• ➥ Selects a memory mode. (p. 25) ➥ After pushing [A• gramming/editing mode. (pgs. 26, 28) ➥ After VFO/memory or call channel contents into memory channel/VFO when pushed for 1 sec.
Page 21 D Key pad (Continued) [4• ➥ Input digit “4” during frequency input, memory chan- nel selection, etc. (pgs. 16, 25) ➥ After pushing [A• (–duplex, +duplex, simplex). (p. 21) [5• SCAN ➥ Input digit “5” during frequency input, memory chan- nel selection, etc.
Page 22 PANEL DESCRIPTION D Key pad (Continued) [0• DTMF ➥ Input digit “0” during frequency input, memory chan- nel selection, etc. (pgs. 16, 25) ➥ After pushing [A• ory mode. (p. 30) [✱• OPTION Selects an optional pager or code squelch operation mode.
Page 23: I Function Display
I Function display q FUNCTION INDICATOR Appears while a secondary function is being accessed. w SKIP CHANNEL INDICATOR Appears when the selected memory channel is set as a “skip channel.” (p. 34) e DUPLEX INDICATOR Either “–” or “+” appears during repeater operation (p. 21). r TONE ENCODER INDICATOR Appears when tone encoder is in use.
Page 24 PANEL DESCRIPTION I Function display (continued) o SIGNAL INDICATOR Appears when the channel is busy and shows receiving signal strength as below. !0 LOW POWER INDICATOR Appears when low output power is selected. (p. 19) !1 KEY LOCK INDICATOR (p. 19) Appears when the key lock function is ON.
Page 25: Battery Packs
I Battery pack replacement Before replacing the battery pack, push [POWER] for 1 sec. to turn the power OFF. • Slide the battery release forward, then pull the battery pack up- ward with the transceiver facing away from you. D D BATTERY PACKS Battery Voltage Capacity pack...
Page 26: I Battery Caution
BATTERY PACKS I Battery caution • CAUTION! NEVER short the terminals of the battery pack (or charging terminals of the transceiver). Also, current may ﬂow into nearby metal objects such as a necklace, so be careful when plac- ing battery packs (or the transceiver) in handbags, etc. Simply carrying with or placing near metal objects such as a neck- lace, etc.
Page 27: I Battery Charging
I Battery charging D Regular charging with the BC-146 The optional BC-146 provides regular charging of an optional bat- tery pack with/without transceiver. The following is additionally re- quired: • An optional AC adapter. (An AD-99 is supplied with BC-146.) Turn power OFF.
Page 28 BATTERY PACKS D About AD-99 Attach the spacer (Spacer B/C) to the adapter (Spacer A) with ori- entation as illustrated in the diagram below. Spacer A • Attach the spacer (Spacer B/C) to the adapter with the orientation of the stamp “ When removing the spacer (Spacer B/C), push the notch carefully with your ﬁnger to remove the spacer (Spacer B/C) from the adapter (Spacer A).
Page 29 D Rapid charging with the BC-144 The optional BC-144 provides rapid charging of optional bat- tery packs. The following are additionally required: • An AC adapter (may be sup- plied with the BC-144 depend- ing on version). D Rapid charging with the BC-121N+AD-94 (#11) The optional BC-121N allows up to 6 battery packs to be charged simultaneously.
Page 30: I Charging Note
BATTERY PACKS I Charging NOTE Prior to using the transceiver for the ﬁrst time, the battery pack must be fully charged for optimum life and operation. • Recommended temperature range for charging: +10°C to +40°C (; +50˚F to 140˚F) • Use the supplied charger or optional charger (BC-119N/121N/144 for rapid charging, BC-146 for regular charging) only.
Page 31: I Battery Case (Optional For Some Versions)
I Battery case When using a BP-208 BATTERY CASE attached to the transceiver, install 6 AA (R6) size alkaline batteries as illustrated below. D D CAUTION • Use ALKALINE batteries only. • Make sure all battery cells are the same brand, type and ca- pacity.
Page 32: Basic Operation
BASIC OPERATION I Power ON Push [POWER] for 1 sec. to turn power ON. I Setting a frequency D Via the keypad q Push [D• ] to select VFO mode, if necessary. w To enter the desired frequency, enter 6-digits starting from the 100 MHz digit.
Page 33 D By other methods Via the [Y Y ]/[Z Z ] keys ➥ Push [Y] or [Z] several times to set the desired frequency. • Each push increases/decreases the frequency by the selected tun- ing step. See page 18 for tuning step details. ✔...
Page 34: I Setting Audio/Squelch Level
BASIC OPERATION D Tuning step selection The IC-V8 has 8 tuning steps— 5, 10, 12.5, 15, 20, 25, 30 and 50 kHz. The tun- ing step is selectable in q Push [A• FUNC SET MODE w Push [Y]/[Z] several times to select the tuning step item.
Page 35: I Receive And Transmit
I Receive and transmit Push [POWER] for 1 sec. to turn the power ON Adjust audio volume to the desired level. Set a frequency. When a signal is received: • Squelch opens and audio is emitted from the speaker. • Signal indicator shows the relative signal strength level. Push [A•...
Page 36: I Display Type
BASIC OPERATION I Display type The transceiver has 3 display types to match your operating style. The display type is selected in the “Frequency Indication” type “Channel Number Indication” type • When the channel indication type is selected, only the following func- tions can be performed.
Page 37: Repeater Operation
REPEATER OPERATION I General When using a repeater, the transmit frequency is shifted from the receive frequency by the offset frequency. It is convenient to pro- gram repeater information into memory channels. Set the receive frequency (repeater output frequency). Push [A• ], then push [4•...
Page 38: I Offset Frequency
REPEATER OPERATION I Offset frequency When communicating through a repeater, the transmit frequency is shifted from the receive frequency by an amount determined by the offset frequency. Push [A• FUNC Push [Y] or [Z] several times until “±” and offset frequency appear. Rotate [VOL] to select the desired offset frequency.
Page 39 D D Tone information Some repeaters require another tone system to be accessed. DTMF TONES While pushing [PTT], push the desired DTMF keys (0–9, A–F) to transmit DTMF tones. • The transceiver has 5 DTMF memory channels (p. 30). 1750 Hz TONE While pushing [PTT], push [Y] or [Z] to transmit a 1750 Hz tone signal.
Page 40: I Auto Repeater Function (Usa Versions Only)
REPEATER OPERATION I Auto repeater function The USA version automatically activates the repeater settings (du- plex, ON/OFF, duplex direction, tone encoder ON/OFF) when the operating frequency falls within or outside of the general repeater output frequency range. The offset and repeater tone frequencies are not changed by the auto repeater function.
Page 41: Memory/Call Operation
MEMORY/CALL OPERATION I General The transceiver has 100 memory channels (plus 3 pairs of scan edges and 1 call channel) for storage of often-used frequencies. D Memory channel contents The following information can be programmed into the memory: • Operating frequency •...
Page 42: I Programming The Memory/Call Channels
MEMORY/CALL OPERATION I Programming the memory/call channels Push [D• necessary. Set the desired frequency. Set other information, such as tone, duplex, as desired. Push [A• FUNC ily. • “ X ” and memory channel number blink. Push [Y] or [Z] to select the desired memory channel.
Page 43: I Channel Name Programming
I Channel name programming Select a “Channel Name Indication” type in INITIAL SET MODE Push [C• ] to select memory mode, if necessary. Push [A• ], then push [8• FUNC enter into the channel name program- ming mode. • The character to be edited blinks. Rotate [VOL] to select a character.
Page 44: I Memory Transferring
MEMORY/CALL OPERATION I Memory transferring Memory (call) channel contents can be transferred to the VFO or to another memory channel. D Memory/call ➾ VFO Select the memory (call) channel to be transferred: ➥ Push [C• memory (call) mode. ➥ Push [Y] or [Z] to select the mem- ory channel.
Page 45 D Clearing a memory Push [A• ], then push [C• FUNC enter the memory transfer mode. • “ X ” and a memory channel number blink. Push [Y] or [Z] to select the memory channel to be cleared. • When [VOL] is assigned as tuning dial, rotate [VOL] to select the memory channel.
Page 46: Dtmf Memory
DTMF MEMORY I Programming a DTMF code The transceiver has 5 DTMF memory channels (d0 to d4) for stor- age of often-used DTMF codes of up to 24 digits. Push [A• FUNC enter the DTMF memory. • One of “d0” to “d4” appears. Rotate [VOL] to select the desired channel.
Page 47: I Transmitting A Dtmf Code
I Transmitting a DTMF code D Using a DTMF memory channel Push [A• ], then push [0• FUNC ory. Rotate [VOL] to select the desired channel. Push [SQL] or [PTT] to exit the DTMF memory mode. While pushing [PTT], push [SQL] to transmit the selected DTMF memory.
Page 48: Scan Operation
SCAN OPERATION I Scan types PROGRAMMED SCAN Start Band edge Programmed scan P1 scans between 1A and 1b, P2 scans between 2A and 2b, and P3 scans between 3A and 3b frequencies. MEMORY (SKIP) SCAN Mch 1 Mch 0 Mch 99 PRIORITY WATCH Priority memory channel watch VFO frequency...
Page 49: I Programmed Scan
I Programmed scan Programmed scan repeatedly scans between two user pro- grammed frequencies (memory channels “1A–3A” and “1b–3b”) or scans between upper and lower band edges. This scan is useful for checking for signals within a speciﬁc frequency range such as repeater output frequencies, etc.
Page 50: I Memory Scan
SCAN OPERATION I Memory scan Memory scan repeatedly scans all programmed memory chan- nels, except those set as skip channels. q Push [C• ] to select memory mode, if necessary. • “ X ” appears. w Push [A• FUNC • To change the scan direction, push [Y] or [Z]. •...
Page 51: I Priority Watch
I Priority watch Priority watch checks for signals on “priority channels” while oper- ating on a VFO frequency. D Memory or call channel watch While operating on a VFO frequency, memory or call channel watch monitors for signals in the selected memory or call channel every 5 sec.
Page 52: I Scan Resume Condition
SCAN OPERATION I Scan resume condition When a signal is received during scanning, the scan resume condition determines what action the transceiver takes. The transceiver has 2 scan resume conditions available as illustrated at right. Use SET MODE Push [A• FUNC Push [Y] or [Z] several times until “SCP”...
Page 53: Subaudible Tones
SUBAUDIBLE TONES I Tone squelch D Operation The tone squelch opens only when receiving a signal containing a matching subaudible tone. You can silently wait for calls from group members using the same tone. q Set the operating frequency. • Set the AF and squelch to the desired level as the normal operation. w Set the desired subaudible tone in the •...
Page 54 SUBAUDIBLE TONES D Setting subaudible tones for tone squelch operation Separate tone frequencies can be set for tone squelch operation rather than repeater operation (the same range of tones is avail- able— see below). Like the repeater tones, these are set in set mode.
Page 55: I Pocket Beep Operation
I Pocket beep operation This function uses subaudible tones for calling and can be used as a “common pager” to inform you that someone has called when you were away from the transceiver. D Waiting for a call from a speciﬁc station q Set the operating frequency.
Page 56: I Tone Scan
SUBAUDIBLE TONES I Tone scan By monitoring a signal that is being operated with a repeater, pocket beep or tone squelch function, you can determine the tone fre- quency necessary to access a repeater or open the squelch. q Set the frequency to be checked for a tone frequency or code. w Push [A•...
Page 57: Pager/Code Squelch
PAGER/CODE SQUELCH I Pager function This function uses DTMF codes for paging and can be used as a “message pager” to confirm you of a caller’s identification even when you leave the transceiver temporarily unattended. Pager selective code (push [PTT]) Set both transceivers to either code squelch or non-coded operation Optional UT-108 required...
Page 58: I Code Programming
PAGER/CODE SQUELCH I Code programming D D Before programming The pager and code squelch functions require ID codes and a group code. These codes are 3-digit DTMF codes and must be writ- ten into the code channels before operation. q Decide the ID code of each transceiver and a group code for your group.
Page 59 D D Code programming An ID code MUST be programmed into code channel C0. Up to 6 transmit codes are programmable into code channels, C1 to C6, if required. q Push [A• ], then push [✱• FUNC • Pager mode is selected. •...
Page 60 PAGER/CODE SQUELCH • Receive accept/receive inhibit ➥ “Receive accept” (“SKIP” indicator does not appear) accepts pager calls when the transceiver receives a signal with a code the same as that in the code channel. ➥ “Receive inhibit” (“SKIP” indicator appears) rejects calls even when the transceiver receives a code the same as that in the code channel.
Page 61: I Pager Operation
I Pager operation D Calling a speciﬁc station q Program the desired code channel in advance (p. 43). w Set the operating frequency. • Set the AF and squelch to the desired level as in normal operation. e Push [A• ], then push [✱•...
Page 62 PAGER/CODE SQUELCH D Waiting for a call from a speciﬁc station q Set the operating frequency. w Push [A• FUNC • 100 MHz digit shows “P.” e Wait for a call. • When receiving a call, the caller’s ID or group code appears as shown below.
Page 63: I Code Squelch
I Code squelch Code squelch provides communications with quiet standby since you will only receive calls from stations which know your ID or group code. Each push of [PTT] sends a 3-digit code in order to open the receiving station’s code squelch prior to voice transmis- sion.
Page 64: Other Functions
OTHER FUNCTIONS SET MODE D D Entering SET MODE q Push [A• FUNC w Push [Y] or [Z] to select the desired item. e Rotate [VOL] to select the condition/value. • To exit set mode, push [#• D D Repeater tone frequency Selects tone encoder frequency for accessing a repeater, etc.
Page 65 D D Tuning step Selects tuning step from 5, 10, 12.5, 15, 20, 25 , 30 and 50 kHz. D D Scan pause timer Selects the scan pause time from SCt.5, SCt.10, SCt.15 and SCP. 2. When receiving signals, the scan pauses according to the scan pause time.
Page 66 OTHER FUNCTIONS D D Transmission permission Turns transmission permission ON and OFF. This function can be set for each memory and call channel, independently. • tX .ON: Transmission is permitted. (default) • tX .OF : Transmission is inhibited. Optional UT-108 required D D Pager/Code squelch channel Programs 3-digit ID code in channel “C0”...
Page 67: Initial Set Mode
INITIAL SET MODE INITIAL SET MODE seldom-changed settings. In this way, you can “customize” trans- ceiver operations to suit your preference and operating style. D D Entering INITIAL SET MODE q While pushing [Y] and [Z], turn power w Push [Y] or [Z] to select the desired item.
Page 68 OTHER FUNCTIONS D D Auto repeater The auto repeater function automatically turns ON or OFF the duplex operation and tone encoder. The offset and repeater tone is not changed by the auto repeater function. Reset these frequencies, if necessary. • RPt.OF : The auto repeater function is turned OFF.
Page 69 D D Squelch delay Selects squelch delay from short and long to prevent repeated opening and closing of the squelch during reception of the same signal. • Sqt. S: The squelch closes in short delay. (default) • Sqt. L: The squelch closes in long delay. D D DTMF speed The rate at which DTMF memories send indi- vidual DTMF characters can be set to accom-...
Page 70 OTHER FUNCTIONS D D LCD contrast Selects LCD contrast from auto and low. • LCd.AT : Automatic (default) • LCd.LO : Low contrast D D Power save Selects duty cycle for power save function from auto, 1:32, 1:16, 1:8, 1:2 and OFF. •...
Page 71 D D Mic simple mode This item turns the microphone simple mode ON and OFF. Microphone simple mode is used to change the function assignments for keys in the optional HM-75A SPEAKER MICROPHONE ment is convenient for 3-channel use of sim- ple operation.
Page 72: I Cpu Reset
OTHER FUNCTIONS I CPU reset The function display may occasionally display erroneous informa- tion (e.g. when ﬁrst applying power). This may be caused externally by static electricity or other factors. If this problem occurs, turn power OFF. After waiting a few seconds, turn power ON again.
Page 73: Cloning
Cloning allows you to quickly and easily transfer the programmed contents from one transceiver to another transceiver. D Transceiver-to-transceiver cloning Connect the OPC-474 master and sub-transceivers. • The master transceiver is used to send data to the sub-transceiver. While pushing [A• FUNC mode (master transceiver only—...
Page 74: Optional Unit
OPTIONAL UNIT I Optional UT-108 installation Remove the optional connecter access cover (named 2251 OPT sheet) • Insert a screwdriver into the hollow of the chas- sis, then lift and take away the cover. (The cover cannot be used again.) WARNING! NEVER attempt to remove the optional connector cover using your ﬁnger nails, this may result in injury.
Page 75: I Optional Mb-87 Installation
I Optional MB-87 installation D MB-87 stopper To attach the stopper D MB-87 belt clip When clipping to a part of your belt OPTIONAL UNIT To release the stopper When releasing...
Page 76 OPTIONAL UNIT D MB-87 stopper • When attaching • When removing CAUTION! HOLD THE TRANSCEIVER TIGHTLY, WHEN ATTACHING OR REMOVING THE TRANSCEIVER FROM THE BELT CLIP. If the transceiver is accidentally dropped and the swivel belt clip’s stopper is cracked or damaged, the swivel belt clip may not work properly.
Page 77: Specifications
*Guaranteed 144–148 MHz range only : –10˚C to +60˚C; +14˚F to +140˚F : ±10 ppm (–10˚C to +60˚C) : BNC (50 Ω) : 7.2 V DC (6–10.3 V DC acceptable; Icom’s bat- tery pack only) Less than 2.0 A Less than 0.7 A...
Page 78: Options
OPTIONS D D BATTERY PACKS Battery Pack BP-208* BP-209 BP-210 BP-222 Operating periods are calculated under the following conditions: Tx:Rx:standby=5:5:90, power save function: auto setting, is activated Operation with the LOW output power selection is recommended. D D CHARGER • BC-144 DESKTOP CHARGER For rapid charging of battery packs.
Page 79 D D OTHER OPTIONS • HM-54/HM-46L/HM-75A/HM-131L Combination speaker-microphones that provide convenient oper- ation while hanging the transceiver from your belt. HM-75A has 4 function switches for remote control capabilities. HM-131L has moisture proof construction. • HM-128L EARPHONE You can clip the microphone with PTT switch to your lapel or breast pocket.