 V/V, U/U simultaneous receive (Para-watch)183BASIC OPERATION3The IC-2720H can simultaneously receive two signals on thesame band, such as 144 MHz band, using the para-watchfunction.qPush either the left or right band’s [MAIN•BAND] for 1 sec.to select the frequency band selecting condition.wRotate the same band’s [DIAL] to select the desired fre-quency band.e Push the [MAIN•BAND] to return to frequency indication.r Set the desired frequency.t Repeat the steps q to r for the other band (left or right).To activate the para-watch function from the HM-133, enterthe desired frequencies for each the left and right bands usingthe direct frequency input capability via the keypad; or per-form the following operation.z Push [FUNC], the push [ BANK 1(MONI)] to se-lect frequency band selecting condition.• The frequency band initial appears on the main band.x Push [Y]/[Z] to select the desired frequencyband band.c Push [CLR A(MW)] to exit the condition, and re-turn to frequency indication.v Push [VFO/LOCK] to change main band, thenrepeat the steps z to c for the other band.NOTE:• Memory channels are common for the left and right band.• Transmitting during the para-watch operation is possible.However, the sub band’s reception is deactivated duringtransmit as shown in the example at left.BANK[Y]/[Z]MAINT XMAINT XM MMAINT XDUP MAINT XM MMAINT XMAINT XM M[Example]While transmitting on the main band, the sub band’s memory channelreadout shows the current condition and “Si” indication alternately.Can be switchedbetween VHF andUHF

quick reference guide

using the mounting bracket

battery connection

antenna installation

i repeater operation

I Front panel— controller

panel description

I Function display

main unit

I Microphone (HM-133)

I Microphone keypad

I Optional microphones (HM-118N/TN/TAN)

I Preparation

setting a frequency

I Using the tuning dial

I Tuning step selection

I Lock functions

I Receiving

I Squelch attenuator

I V/V, U/U simultaneous receive (Para-watch)

I Sub band mute/sub band busy beep

I Transmitting

I One-touch PTT function

I General

I Accessing a repeater

repeater operation

I Subaudible tones

I Offset frequency

I General description

I Programming a memory channel

programming a memory channel via the microphone

I Transferring memory contents

memory operation

I Memory clearing

I Memory bank selection

I Memory bank setting

I Transferring bank contents

I Call channel selection

I Programming a call channel

I Scan types

I Scan start/stop

I Scan edges programming

scan operation

I Skip channel setting

I Scan resume condition

I Priority watch types

I Priority watch operation

I Programming a DTMF code

dtmf memory encoder

i transmitting a dtmf code

I DTMF speed

I Pocket beep operation

tone scan

other functions

I Initial set mode

I AM/FM narrow mode

i weather channel operation

I Microphone keys

I Packet operation

I Troubleshooting

I Fuse replacement

I Speciﬁcations

I Options

mode arrangement

Icom IC-2720H Instruction Manual

IC-2720

IC-2720H