User manual ICOM IC-20

[. . . ] We want to take a couple of moments of your time to thank you for making your IC-20 your radio of choice, and hope you agree with Icom's philosophy of "technology first. " Many hours of research and development went into the design of your IC-20. IMPORTANT READ ALL INSTRUCTIONS carefully and completely before using the transceiver. SAVE THIS INSTRUCTION MANUAL-- This instruction manual contains important operating instructions for the IC-20. EXPLICIT DEFINITIONS DEFINITION Personal injury, fire hazard or electric shock R WARNING!CAUTION NOTE Equipment damage may occur. No risk of personal injury, fire or electric shock. WORD D FEATURES Switchable VHF and UHF transceiver Selectable backlit color from amber, green and yellow Detachable controller for flexible installation 55 W* of high transmit output power *VHF band; 50 W for UHF and Korean version, 25 W for Taiwan version Remote control microphone standard New DMS (Dynamic Memory Scan) system i Icom, Icom Inc. [. . . ] to program. · 3 beeps sound · Memory channel number automatically increases when continuing to push [M/CALL·MW] after programming. CONVENIENT Memory programming can be performed in versatile ways e. g. memory channel to the same (or different) memory channel, memory channel to the call channel, etc. [EXAMPLE]: Programming 145. 870 MHz into memory channel 20 (blank channel) via the controller. Push Rotate for setting frequency, etc. Push . "Beep Rotate Push for 1 sec. and continue to push " "Beep " Beep " Beep " 27 "Beep MEMORY OPERATION D Programming a memory channel via the microphone MW 5 The microphone can also be used to program memory channels. v Push [FUNC] then [CLR A(MW)] for 1 sec. 3 beeps may sound and the VFO contents (including the subaudible tone frequency, etc. ) are programmed. Memory channel number increases when continuing to push [CLR A(MW)] after programming. z Set the desired frequency in VFO mode. offset frequency, duplex direction, subaudible tone encoder ON/OFF and its frequency), if necessary. x Push [FUNC] then [CLR A(MW)] momentarily. c Push [Y] or [Z] to select the memory channel. · Direct numeral input cannot be used. 5 [EXAMPLE]: Programming 145. 870 MHz into memory channel 20 (blank channel) via the microphone. Push Push then "Beep Push 10 times Push then for 1 sec. y Repeat steps r and t until the desired channel names are displayed. to program the name and exit the channel name programming condition. [EXAMPLE]: Programming "CLUB" into memory channel 1. Push Rotate Push Rotate Push Repeat the previous steps. Push for 1 sec. " " "Beep Beep " Beep " 31 MEMORY OPERATION Channel names can also be programmed via the microphone. z Push [FUNC] then [CLR A(MW)] momentarily. · "!" and memory channel number blink. 5 x Push [Y]/[Z] to select the memory/call channel to be assigned memory names. c Push [BAND]. · Frequency readouts disappear and a cursor blinks. n Repeat steps v and b until the desired channel names are displayed. m Push [FUNC] then [CLR A(MW)] for 1 sec. to program the name and exit the channel name programming condition. 5 v Push [Y]/[Z] to select the desired character. · The selected character blinks. b Push [SET B(D-OFF)] or [ENT C(T-OFF)] to move the cursor to left or right, respectively. [EXAMPLE]: Programming "CLUB" into memory channel 1. Push , then push . Push Push to select the character Push or to move the cursor. Repeat the previous steps. Push , then push for 1 sec. " " "Beep Beep " Beep " 32 5 MEMORY OPERATION [ SET B D To indicate the channel name The channel name indication can be set for independent memory channels. q Push [M/CALL·PRIO] to select the memory mode. w Rotate [DIAL] to select the desired memory channel to be indicated the channel name. e Push [SET·LOCK] to enter set mode. r Push [SET·LOCK] or [S. MW·MW] several times to select "ANM" item. [. . . ] erroneous information. · Reset the CPU. p. 68 I Fuse replacement If the fuse blows or the transceiver stops functioning, find the source of the problem if possible, and replace the damaged fuse with a new, rated one (FGB 20 A) as shown at right. 20 A fuse 12 76 13 D GENERAL SPECIFICATIONS AND OPTIONS I Specifications D TRANSMITTER : Rx 118. 000­173. 995 MHz*1, 230. 000­549. 995 MHz*2, 810. 000­999. 990 MHz*3 144­148 MHz, 440­450 MHz 118. 000­173. 995 MHz*1, 230. 000­549. 995 MHz*2, 810. 000­999. 990 MHz 144­148 MHz, 430­440 MHz 144­146 MHz, 430­440 MHz 144­146 MHz, 430­432 MHz · Modulation system · Output power : Variable reactance frequency modulation : VHF 55/15/5 W* (approx. ) UHF 50/15/5 W* (approx. ) *50/15/2 W for Korean version and 25/15/5 W only for the Taiwan version. : ±5. 0 kHz (wide) ±2. 5 kHz (narrow: approx. ) · Frequency coverage USA Australia, Asia Tx Rx · Max. [. . . ]