![Icom IC-2820H [48/164] Audio mute function](/img/pdf.png)
Icom IC-2820H [48/164] Audio mute function
![Icom IC-2820H [48/164] Audio mute function](/views2/1074119/page48/bg30.png)
27
3
BASIC OPERATION
■ Audio mute function
This function temporarily mutes the audio without disturbing
the volume setting. (microphone only)
➥ Push [FUNC] then [
SQL
Y D(MUTE)] to mute
audio signals.
• The “ ” indicators appear.
• Push [
CLR
A(MW)] (or any other key) to cancel the
function.
■ Band scope
The band scope function allows you to visually check a spec-
ified frequency range around the center frequency.
About the sweep steps: The specified tuning step in each
frequency band
(in VFO mode) or programmed tuning step
(in memory mode) is used during sweep.
Frequency marker
Band scope indication
Sweep step
indication
Frequency marker
[CLR]
[CENT]
[SCP]
[F• ]
[DIAL]
“ ” indicators appear
MUTE
Содержание
- Dual band fm transceiver 1
- I2820h 1
- Instruction manual 1
- D features 2
- Diversity reception 2
- Dv digital voice with gps operation capabilities 2
- Explicit definitions 2
- Foreword 2
- Important 2
- Independent controls for both left and right receivers 2
- Read all instruction 2
- Remote control microphone included 2
- Save this instruction manual 2
- Separate controller for flexible installation 2
- V v u u simultaneous receive capability 2
- Be careful 3
- Caution 3
- Changes or modi fi cations to this device not ex pressly approved by icom inc could void your authority to operate this device under fcc regulations 3
- For usa only 3
- Precautions 3
- R warning neve 3
- R warning rf exposure 3
- Supplied accessories 4
- Table of contents 5
- Table of contents 6
- D installation methods 8
- D precaution magnets 8
- Installation 8
- Quick reference guide 8
- Single body installation 8
- D location 9
- Quick reference guide 9
- Remote installation 9
- Connect the controller and the main unit using with the sup plied connection cable as follows 10
- D controller separation cable connection 10
- D using the mounting bracket 10
- For re mote installation are supplied with the ic 2820h 10
- For sin gle body installation and separation cable 10
- Important number of pin the connectors on the ends of the connection cable have dif ferent numbers of pins one end has 6 pins and the other end 4 pins you should connect the 6 pin connector to the main 10
- Q drill 4 holes where the mounting bracket is to be installed 10
- Quick reference guide 10
- Two connection cables controller cable 10
- Unit and the 4 pin connector to the controller 10
- W insert the supplied screws nuts and washers through the mounting bracket and tighten e adjust the angle for your suitable position 10
- D microphone connection 11
- D optional gps antenna connection 11
- Quick reference guide 11
- D controller s attachment 12
- D important notes when using gps receiver 12
- Quick reference guide 12
- D remote installation 13
- Quick reference guide 13
- Connecting to a dc power source 14
- D battery connection 14
- Quick reference guide 14
- R warning never remove the fuse holders from the dc power cable never connect the transceiver directly to a 24 v battery do not use the cigarette lighter socket for power con nections 14
- Use a rubber grommet when passing the dc power cable through a metal plate to prevent a short circuit 14
- Connecting to a dc power supply 15
- D dc power supply connection 15
- Make sure the ground terminal of the dc power supply is grounded 15
- Quick reference guide 15
- See p 134 for fuse replacement 15
- Use a 13 v dc power supply with at least 15 a capacity 15
- D antenna installation 16
- Quick reference guide 16
- Quick reference guide 17
- Selecting the main band 17
- Turning on the transceiver 17
- Using the hm 133 17
- Your first contact 17
- For the main band 18
- Push and hold the desired band s left or right main band for 1 sec then rotate the appropriate band s dial 18
- Quick reference guide 18
- Selecting the operating frequency band 18
- The ic 2820h can use 2 m or 70 cm on either the left or right band the operating band can be exchanged between them and using the same bands v v and u u is also possible 18
- The tuning dial will allow you to dial in the frequency you want to use pages 17 and 18 will instruct you on how to set the tuning speed 18
- Tune the frequency 18
- Using the hm 133 18
- You can directly enter the frequency with the hm 133 keypad 18
- Quick reference guide 19
- Repeater operation 19
- Repeater tone 19
- Setting duplex 19
- Using the hm 133 19
- Programming memory channels 20
- Quick reference guide 20
- Selecting a memory channel 20
- Setting a frequency 20
- Writing a memory channel 20
- Quick reference guide 21
- Using the hm 133 21
- Front panel controller 22
- Panel description 22
- O o 0 0 1 1 23
- Panel description 23
- Function display 24
- Panel description 24
- Y t q w r e r e q w u 24
- Panel description 25
- Function display continued 26
- Panel description 26
- Y t q w r e r e q w u 26
- D function guide 28
- Function guide indications 28
- Panel description 28
- D function guide 2 29
- D function guide 3 29
- Panel description 29
- Main unit 30
- Panel description 30
- Q w r t e 30
- U i o 0 y 30
- Panel description 31
- Microphone hm 133 32
- Panel description 32
- Microphone keypad 33
- Panel description 33
- Key function secondary function key other functions 34
- Panel description 34
- Hm 154 35
- Optional microphon 35
- D main band 36
- D operating frequency band selection 36
- D turning power on off 36
- Preparation 36
- Setting a frequency 36
- A mw or band to exit the con dition and return to frequency indication 37
- About extra frequency bands usa and general versions only in addition to the 2 m and 70 cm ham bands the ic 2820h usa and general versions have extra frequency bands for each left and right bands as follow 37
- C push y z to select the desired frequency band v push 37
- D vfo and memory modes 37
- Push m call mw to select memory mode 37
- Push the desired band s v mhz scan to select vfo mode 37
- Push vfo lock to select vfo mode push mr call to select memory mode 37
- See the speci fi cations for the available frequency bands for details 37
- Setting a frequency 37
- The transceiver has 2 basic operating modes vfo mode and memory mode select vfo mode fi rst to set an operating fre quency 37
- Z push band to select main band x push and hold band for 1 sec to enter fre quency band selection 37
- C t off to activate the keypad for digit input c push 6 keys to input a frequency 38
- Example setting frequency to 145 625 mhz 38
- Push y or z to select the desired frequency 38
- Q rotate the desired band s dial to set the frequency 38
- Setting a frequency 38
- The frequency can be directly set via numeral keys on the mi crophone 38
- Using the keypad 38
- Using the tuning dial 38
- Using the y z keys 38
- X push 38
- Z push band to select the desired band left or right as the main band 38
- Setting a frequency 39
- Tuning step selection 39
- D 16key l to turn the microphone keypad lock function on and off 40
- D frequency lock 40
- D microphone keypad lock 40
- Lock functions 40
- Push and hold f for 1 sec to turn the lock function on and off 40
- Push and hold vfo lock for 1 sec to turn the lock function on and off 40
- Push func then 40
- Setting a frequency 40
- This function locks dials and keys electronically and can be used together with the microphone lock function 40
- This function locks the microphone keypad 40
- To prevent accidental frequency changes and unnecessary function access use the lock function the transceiver has 2 different lock functions 40
- Basic operation 41
- Receiving 41
- Transmitting 41
- Basic operation 42
- Operating mode selection 42
- Selecting output power 42
- Basic operation 43
- Squelch attenuator 43
- Basic operation 44
- V v u u simultaneous receive para watch 44
- Basic operation 45
- Monitor function 45
- Sub band mute busy beep 45
- Basic operation 46
- D diversity operation 46
- D single band dualwatch operation 46
- Single band operation 46
- Basic operation 47
- One touch ptt function 47
- Audio mute function 48
- Band scope 48
- Basic operation 48
- Basic operation 49
- D continuous sweep 49
- D monitoring a signal 49
- D single sweep 49
- General 50
- Normally a repeater has independent frequencies for each receiver and transmitter a subaudible tone may also be required to access a repeater 50
- Reference amateur radio handbooks and local ham maga zines for details of local repeaters such as repeater input out put frequencies and locations 50
- Repeater operation 50
- Repeater operation flow chart 50
- Repeaters allow you to extend the operational range of your radio because a repeater has much higher output power than the typical transceiver 50
- Accessing a repeater 51
- Repeater operation 51
- Repeater operation 52
- D subaudible tones 53
- Repeater operation 53
- Subaudible tones 53
- D 1750 hz tone 54
- D dtmf tones 54
- Repeater operation 54
- Offset frequency 55
- Repeater operation 55
- Auto repeater 56
- D frequency range and offset direction 56
- Repeater operation 56
- Call sign programming 57
- Digital mode operation 57
- Dv mode operation 57
- Optional ut 123 is required 57
- D your own call sign programming 58
- Dv mode operation optional ut 123 is required 58
- D station call sign programming 59
- Dv mode operation optional ut 123 is required 59
- Digital voice mode operation 60
- Dv mode operation optional ut 123 is required 60
- D when calling the desired station 61
- D when sending a cq 61
- Dv mode operation optional ut 123 is required 61
- About d star system 62
- Dv mode operation optional ut 123 is required 62
- D repeater call sign programming 63
- Digital repeater operation 63
- Dv mode operation optional ut 123 is required 63
- D repeater operation in the same zone 64
- Dv mode operation optional ut 123 is required 64
- Dv mode operation optional ut 123 is required 65
- Setting example 1 65
- The setting when station a is call ing station b ur a2222b r1 a22222 r2 not used my a2222a 65
- The setting when station a is call ing station c ur a4444c r1 a22222 r2 a44444 my a2222a 65
- The setting when station a is mak ing a cq call in area 1 ur cqcqcq r1 a22222 r2 a11111 my a2222a 65
- To another zone 65
- D repeater operation into another zone 66
- Dv mode operation optional ut 123 is required 66
- Dv mode operation optional ut 123 is required 67
- Setting examle 2 67
- The setting when station a is call ing station c ur b6666c r1 a22222 r2 a33333 g my a2222a 67
- The setting when station a is mak ing a cq call in area 8 ur b88888 r1 a22222 r2 a33333 g my a2222a 67
- The setting when station b is call ing station c ur b6666c r1 a33333 g r2 not use my a3333b 67
- D desired call record indication 68
- Dv mode operation optional ut 123 is required 68
- Received call sign 68
- D one touch reply 69
- D one touch reply using the call record 69
- Dv mode operation optional ut 123 is required 69
- Copying the call sign 70
- D copying the call sign memory contents 70
- Dv mode operation optional ut 123 is required 70
- D copying the call record contents into call sign memory 71
- Dv mode operation optional ut 123 is required 71
- When all is selected 71
- When caller rxrpt1 or rxrpt2 is selected 71
- Break in communication 72
- Dv mode operation optional ut 123 is required 72
- D tx message programming 73
- Dv mode operation optional ut 123 is required 73
- Message operation 73
- D message transmission 74
- Dv mode operation optional ut 123 is required 74
- D rx message indication 75
- Dv mode operation optional ut 123 is required 75
- Via function guide 2 75
- Via menu screen 75
- Automatic reply function 76
- D automatic reply function setting 76
- D voice memory recording for automatic reply 76
- Dv mode operation optional ut 123 is required 76
- D play back or erase the voice memory 77
- Dv mode operation optional ut 123 is required 77
- Emr communication 77
- D connection 78
- D low speed data communication application setting 78
- D low speed data communication operation 78
- Dv mode operation optional ut 123 is required 78
- Low speed data communication 78
- D transmission condition setting 79
- Dv mode operation optional ut 123 is required 79
- Dv voice memory 79
- Dv mode operation optional ut 123 is required 80
- Playing back and erasing the recorded audio 80
- Track size setting 80
- Dv automatic detect 81
- Dv mode operation optional ut 123 is required 81
- D using the keypad 82
- D using the tuning dial 82
- D using the y z keys 82
- General description 82
- Memory channel selection 82
- Memory mode operation 82
- 2 3 4 5 83
- 7 8 9 10 11 12 13 14 15 16 17 18 19 83
- Programming a memory channel 83
- D programming a memory channel via the microphone 84
- Memory mode operation 84
- 2 3 4 5 85
- 7 8 9 10 11 12 13 14 15 16 17 18 19 85
- Memory bank selection 85
- Memory mode operation 85
- Memory bank setting 86
- Memory mode operation 86
- 2 3 4 5 87
- 7 8 9 10 11 12 13 14 15 16 17 18 19 87
- D available characters 87
- Memory mode operation 87
- Programming memory bank scan name 87
- D to indicate the channel name 88
- Memory mode operation 88
- 2 3 4 5 89
- 7 8 9 10 11 12 13 14 15 16 17 18 19 89
- Copying memory contents 89
- D memory call vfo 89
- Memory mode operation 89
- D memory call call memory 90
- Memory mode operation 90
- 2 3 4 5 91
- 7 8 9 10 11 12 13 14 15 16 17 18 19 91
- Memory clearing 91
- Erasing transferring bank contents 92
- Memory mode operation 92
- Call channel copying 93
- Call channel operation 93
- Call channel selection 93
- Programming a call channel 94
- Scan operation 95
- Scan types 95
- D operation 96
- D preparation 96
- Scan operation 96
- Scan start stop 96
- Scan edges programming 97
- D programming scan edges via microphone 98
- Scan operation 98
- Scan operation 99
- Scan resume condition 99
- Scan operation 100
- Skip channel setting 100
- Priority watch 101
- Priority watch types 101
- Priority watch 102
- Priority watch operation 102
- Dtmf memory encoder 103
- Programming a dtmf tone sequence 103
- D automatic transmission dtmf memory 104
- Dtmf memory encoder 104
- Transmitting a dtmf tone sequence 104
- B d off to cancel the dtmf memory encoder 105
- B d off x push dtmf s to turn the dtmf direct selec tion on 105
- C push one of 0 to 9 and a to f keys mo mentarily then push the desired dtmf keys 0 9 and a to f 105
- C push the desired dtmf channel 105
- D manual transmission 105
- D transmitting a dtmf memory directly 105
- Dtmf memory encoder 105
- Dtmf to turn the dtmf memory encoder on 105
- V push dtmf s again to deactivate the dtmf direct selection 105
- V push dtmf s again to deactivate the dtmf memory direct selection b push func then 105
- X push dtmf s to turn the dtmf memory di rect selection on 105
- Z deactivate the dtmf memory encoder by pushing func then 105
- Z push func then 105
- Dtmf memory encoder 106
- Dtmf speed 106
- Tone dtcs squelch beep operation 107
- Tone squelch and pocket beep 107
- D reverse tone dtcs squelch 108
- D setting tone squelch frequency 108
- Tone squelch and pocket beep 108
- Available dtcs code 109
- Available tone frequency 109
- D setting dtcs code 109
- Tone squelch and pocket beep 109
- Dtcs polarity setting 110
- Tone squelch and pocket beep 110
- Tone scan 111
- Tone squelch and pocket beep 111
- D digital code setting 112
- D your and my call signs setting 112
- Digital call sign digital code squelch 112
- Tone squelch and pocket beep 112
- Code programming 113
- Pager code squelch 113
- Pager function 113
- D code programming 114
- Pager code squelch 114
- 13 14 15 16 17 18 19 115
- 2 3 4 5 6 7 8 9 10 11 115
- D calling a specific station 115
- D waiting for a call from a specific station 115
- Pager code squelch 115
- Pager operation 115
- Code squelch 116
- Pager code squelch 116
- 14 15 16 17 18 19 117
- 2 3 4 5 6 7 8 9 10 11 117
- External dtmf remote 117
- Dtmf keypad 118
- Example 118
- Example setting the opetating frequency to 145 0625 mhz when the vhf tuning step is 6 5 khz 118
- External dtmf remote 118
- Note for the ent key when the entered frequency is outside of the frequency coverage the input digits will be cleared to adjust the frequency in 6 5 khz steps set 6 5 khz tuning step and use up code or down code command 118
- 15 16 17 18 19 119
- 2 3 4 5 6 7 8 9 10 11 12 119
- General 119
- Menu list 119
- Menu screen operation 119
- D call sign memor 120
- D dv messag 120
- D dv set mode 120
- D dv voice mem 120
- D rx call sig 120
- D scan 120
- D set mode 120
- Items list 120
- Menu screen operation 120
- Refer to the chapter 5 for details 120
- 2 3 4 5 6 7 8 9 10 11 14 13 121
- D display 121
- D dup tone 121
- D dv gps 121
- D gps a set mode 121
- D gps set mode 121
- D packet 121
- D sounds 121
- Menu screen operation 121
- D auto power off 122
- D auto repeater 122
- D busy lockout 122
- D fan control 122
- D ptt lock 122
- D time out timer 122
- Menu screen operation 122
- Set mode items 122
- 2 3 4 5 6 7 8 9 10 11 14 13 123
- And off 123
- D auto att 123
- D diversity 123
- D hm 154 up dn 123
- D mic sens level 123
- D squelch delay 123
- Dup moni 123
- F lock 123
- L m call mw 123
- L main band 123
- L v mhz scan 123
- Long long squelch delay 123
- Low prio 123
- Menu screen operation 123
- R m call mw 123
- R main band 123
- R v mhz scan 123
- Selects squelch delay from short and long to prevent re peated opening and closing of the squelch during reception of the same signal short short squelch delay 123
- Selects the microphone sensitivity from high and low to suit your preference default usa version low other ver sions high 123
- Sets the alc automatic level control function on and off 123
- Sets the assigning function to the up dn keys on the op tional hm 154 assignable functions mic up 123
- The alc function reduces the microphone again automati cally when the transmission audio is distorted 123
- The attenuator prevents distortion of a desired signal by very strong rf signals near the desired frequency or when very strong electric fi elds such as from a broadcasting station are present at your location select the attenuator function on 123
- Tone dtmf 123
- Turns the diversity function on and off 123
- Turns the gps function on 123
- D auto reply 124
- D digital code 124
- D digital monitor 124
- D digital repeater setting 124
- D dv data tx 124
- D rx call sign auto write 124
- Dv set mode items 124
- Menu screen operation 124
- 2 3 4 5 6 7 8 9 10 11 14 13 125
- D break in communication 125
- D call sign edit record 125
- D dv auto detect 125
- D emr communication 125
- D repeater call sign auto write 125
- Menu screen operation 125
- D bank link scan 126
- D program skip scan 126
- D scan timer 126
- Menu screen operation 126
- Scan items 126
- 2 3 4 5 6 7 8 9 10 11 14 13 127
- D ctcss tone 127
- D dtcs code 127
- D dtcs polarity 127
- D offset frequency 127
- D repeater tone 127
- D weather alert function 127
- Dup tone items 127
- Menu screen operation 127
- D auto dimmer 128
- D backlight 128
- D display dimmer 128
- D dtmf speed 128
- D lcd contrast 128
- D pgr c sql 128
- D pgr memory 128
- Display items 128
- Menu screen operation 128
- 2 3 4 5 6 7 8 9 10 11 14 13 129
- D opening call sign 129
- D opening logo 129
- D rx call sign display 129
- D rx message display 129
- D scan name 129
- D tx call sign display 129
- Menu screen operation 129
- D beep level 130
- D key touch beep 130
- D scope af output 130
- D standby beep 130
- D sub band beep 130
- D sub band mute 130
- Menu screen operation 130
- Sound items 130
- 2 3 4 5 6 7 8 9 10 11 14 13 131
- D gps auto tx 131
- D gps message 131
- D gps sentence 131
- D gps tx 131
- D rx gps message 131
- Dv gps items 131
- Menu screen operation 131
- D compass type 132
- D display units 132
- D gps datum 132
- D gps speed 132
- D packet bps 132
- D packet operation band 132
- D utc offset 132
- Gps set mode items 132
- Menu screen operation 132
- Packet items 132
- 2 3 4 5 6 7 8 9 10 11 14 13 133
- And 1 km 133
- D alarm area 1 133
- D alarm area 2 133
- E push main band to fi x the setting 133
- Example 133
- Example your position 35 n 135 e alm area1 setting 00 15 133
- Menu screen operation 133
- Q push main band to enter alarm area programming con dition w rotate dial to set the desired range 133
- Range both gps alarm will be sound when a tar get position is coming into both 500 m 133
- Range extended gps alarm will be sound when a tar get position is coming into 1 km 133
- Selects gps alarm active range from limited ex tended and both limited gps alarm will be sound when a tar get position is coming into 500 m 133
- Sets gps alarm active range within 00 05 to 59 59 in 1 sec 133
- D data extension 134
- D gps a symbol 134
- D time stamp 134
- D unproto address 134
- Gps a set mode items 134
- Menu screen operation 134
- 2 3 4 5 6 7 8 9 10 11 12 13 135
- D comment 135
- Menu screen operation 135
- D f 1 f 2 keys on hm 133 136
- D up dn keys on a microphones 136
- Microphone keys 136
- Other functions 136
- 16 17 18 19 137
- 2 3 4 5 6 7 8 9 10 11 12 13 14 137
- All reset 137
- Other functions 137
- Partial reset 137
- D cloning between transceivers 138
- Data cloning 138
- Other functions 138
- 16 17 18 19 139
- 2 3 4 5 6 7 8 9 10 11 12 13 14 139
- Auto power off 139
- D cloning error 139
- D cloning using a personal computer 139
- Other functions 139
- Time out timer 139
- D data speed 140
- D packet jack pin assignment 140
- Other functions 140
- Packet operation 140
- 16 17 18 19 141
- 2 3 4 5 6 7 8 9 10 11 12 13 14 141
- D 1200 bps packet operation 141
- Other functions 141
- D 9600 bps high speed packet operation 142
- Other functions 142
- 16 17 18 19 143
- 2 3 4 5 6 7 8 9 10 11 12 13 14 143
- D adjusting the transmit signal output from the tnc 143
- D packet operation band selection 143
- Other functions 143
- D weather alert function 144
- D weather channel selection 144
- Other functions 144
- Weather channel operation 144
- D gps function 146
- Gps gps a operation 146
- Gps operation 146
- 17 18 19 147
- 2 3 4 5 6 7 8 9 10 11 12 13 14 15 147
- D sentence formatters selection 147
- Gps gps a operation 147
- D gps automatic transmission 148
- D gps data communication 148
- D position indication 148
- Gps gps a operation 148
- 17 18 19 149
- 2 3 4 5 6 7 8 9 10 11 12 13 14 15 149
- D gps message programming 149
- Gps gps a operation 149
- D receiving a gps transmission 150
- Gps gps a operation 150
- 17 18 19 151
- 2 3 4 5 6 7 8 9 10 11 12 13 14 15 151
- D programming gps memory 151
- D rx gps message indication 151
- Gps gps a operation 151
- D gps alarm setting 152
- D gps memory clearing 152
- Gps gps a operation 152
- 17 18 19 153
- 2 3 4 5 6 7 8 9 10 11 12 13 14 15 153
- D gps a code details 153
- D gps a function 153
- Gps a operation 153
- Gps gps a operation 153
- If your transceiver seems to be malfunctioning please check the following points before sending it to a service center 154
- Maintenance 154
- Problem possible cause solution ref 154
- Troubleshooting 154
- 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 155
- Fuse replacement 155
- Maintenance 155
- Maintenance 156
- Optional ut 123 installation 156
- 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 157
- Specifications and options 157
- Specifications 157
- Cs 282 158
- Hm 133 158
- Hm 154 158
- Opc 1529r 158
- Opc 166 158
- Opc 347 113 158
- Opc 44 158
- Opc 47 158
- Opc 478 478 158
- Options 158
- Specifications and options 158
- 1 32 kamiminami hirano ku osaka 547 0003 japan 164
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