User manual ICOM IC-T21

[. . . ] With proper care, this product should provide you with years of troublefree operation. The IC-T21 is a tri-band, 50 MHz, 144 MHz, 430 (440) MHz FM transceiver that offers a wide-band AM, FM and WFM scanning receiver. Not only you can hear your favorite TV programs with the pre-programmed TV memories, but you can also listen to short wave, AM and FM broadcast radio stations, police, fire, military, aircraft, various amateur bands and more. New DMS(Dynamic Memory Scan) bank scanning provides 555 alphanumeric memory channels, including 50 band edges, with a maximum of 18 banks or 100 channels per bank. [. . . ] For such European repeaters, perform the following. · This tone can be use as a `Call signal' in countries out of Europe. q Push [· DTMF. M] for 1 sec. to select DTMF memory. w Rotate [DIAL] counter-clockwise until "T-CALL" appears. e Push [VFO] to exit DTMF memory. r Set the receive frequency (repeater output frequency). t Set the shift direction of the transmit frequency. 31 for details. ) y While pushing [PTT], push [SQL] for 1 to 2 sec. to transmit a 1750 Hz tone burst signal. · If "OFF" appears, check the offset frequency or shift direction. 31) · The displayed frequency automatically changes to the transmit frequency (repeater input frequency). 34 BASIC OPERATION u Push and hold [PTT] to transmit. o Push and hold [SQL] to check whether the other station's transmit signal can be received directly or not. r 5 MEMORY/CALL CHANNELS D Default memory contents example CHANNEL DESCRIPTION · Regular memory channel · Default memory channel example 000­499 (Memory channel; Mch) Mch 000 Mch 001 Mch 002 151. 000 MHz 145. 000 MHz 430. 000 MHz I General The transceiver has 500 memory channels, 50 scan edge channels and 5 call channels for storage of often-used frequencies. Memory channels can be named with 6 characters and assigned to 18 banks. D Memory/call channel contents The following information can be programmed into memory or call channels: · Operating frequency (p. 18) · Duplex direction (DUP or ­ DUP) with an offset frequency (p. 31) · Subaudible tone encoder, tone squelch or DTCS squelch ON/OFF (pgs. [EXAMPLE]: Transferring memory channel 26 to VFO A. [DIAL] Select the desired Mch. FM DUP T Next memory channel is automatically selected. VFO is selected. FM P SKIP MR S. MW for 2 sec. P SKIP Transfer to VFO. FM DUP T [MR] 5 MEMORY/CALL CHANNELS I Copying memory contents This is convenient when programming memory contents into a scan edge channel or call channel. · Call or scan edge channel contents can be copied in the same manner. I Memory names Each memory, scan edge and call channels can be programmed with an alphanumeric name such as a repeater name, club name, etc. , for easy recognition. Names can be a maximum of 6 characters--see the table at right for available characters. q Push [MR S. MW] to select memory mode. w Select the memory channel to be copied with [DIAL]. e Push [MR S. MW] for 1 sec. · Memory channel indicator and number blinks. · Do not hold [MR S. MW] for more than 2 sec. , otherwise the previously selected VFO will be overwritten. D Memory name input q Push [MR] to select memory mode. w Set the desired memory channel with [DIAL]. FM DUP T r Rotate [DIAL] to select the target memory channel. to copy. [DIAL] Select a channel to copy. FM DUP T e Push [MR S. MW] for 1 sec. to indicate the memory channel. · Memory channel indicator blinks. · Do not hold [MR S. MW] for more than 2 sec. , otherwise the previously selected VFO will be overwritten. Select desired channel. r Push [CALL/TV] several times to select "NAME. " · Memory name screen appears. The 1st character of the name and "X" blinks. [. . . ] to turn the lock function ON and OFF. I TV channel mode selection Push [CALL/TV] several times. POCKET GUIDE I TV channel selection Rotate [DIAL]. POCKET GUIDE I SET mode operation I TV channel skip setting q Select TV channel mode. w Rotate [DIAL] to select desired channel. e Push and hold [5 SKIP] for 1 sec. FM P SKIP q Push and hold [8 SET] for 1 sec. w Rotate [DIAL] to select SET mode item. [. . . ]