User manual ICOM IC-228A

[. . . ] This may result in an electrical shock or burn. Place unit in a secure place to avoid inadvertent use by children. R NEVER apply AC to the [DC13. 8V] jack on the transceiver rear panel. This could cause a fire or ruin the transceiver. During mobile operation, DO NOT operate the transceiver without running the vehicle's engine. When transceiver power is ON and your vehicle's engine is OFF, the vehicle's battery will soon become exhausted. Make sure the transceiver power is OFF before starting the vehicle. [. . . ] · Use headphones to prevent feedback. · Set the transmit tone settings to the 0 dB positions to check the unaltered characteristics of transmitter or microphone. é è DEF s VOX function The VOX (Voice-Operated Transmission) function toggles between transmit and receive with your voice. This function provides an opportunity to input log entries into your computer, etc. , while operating. [VOX] switch in phone modes · Using the VOX function q Select a phone mode (SSB, AM, FM). w Push [VOX] to turn the VOX function ON or OFF. · Adjusting the VOX function q Select a phone mode (SSB, AM, FM). r Select the VOX gain item using [F-1] or [F-2]. t While speaking into the microphone, rotate the tuning dial to the point where the transceiver is continuously transmitting. y Adjust the VOX delay for a convenient interval before returning to receive. - Select the VOX delay item using [F-1] or [F-2]. - Rotate the tuning dial. ANT 1 BW 2. 4k SFT 0 USB FIL2 qw:pp TX METER Po P. AMP 1 ATT OFF AGC MID VOX ON COMP OFF WIDE VFO qrqotpp 1 14. 100. 00 USB VFO USB FIL2 qrwptpp 1 V O X G a i n Anti-VOX V O X D e l a y 14. 100. 00 VOX USB 50% 50% 0. 2s é è DEF u If the receive audio from the speaker toggles to transmit, adjust the anti VOX to the point where it has no effect. 35 5 RECEIVE AND TRANSMIT s Meter function The transceiver has 4 transmit meter functions for your convenience. Select the desired meter with the [METER] switch. In addition, the transceiver can display the multi-function digital meter in the LCD display, which displays all transmit meters simultaneously. · Analog transmit meter Push [METER] to select RF power (Po), SWR, ALC or compression level (COMP) for transmit metering. [METER] switch · Multi-function digital meter q Push [METER] for 2 sec. to turn the multi-function digital meter ON or OFF. e Push [(F-2)VOICE] to call up the voice recorder screen. r Push [(F-1)PLAY] to select the voice memory screen. · If the transmit voice memory channel (T1­T4) appears, push [(F-5)T/R] to select receive voice memory channel. AGC MID VOX OFF COMP OFF WIDE R1 VOICE RECORDER R1 R1 R2 R2 R3 R3 R4 R4 RX RX M E M O R Y · Recording a received audio q Push [EXIT] one or more times to close a multifunction screen, if necessary. w Select a phone mode by pushing [SSB] or [AM/FM]. e Push [(F-2)VOICE] to call up the voice recorder screen. AGC MID VOX OFF COMP OFF WIDE PLAY VOICE RECORDER VOICE R E C O R D E R MENU V O I C E RECORDER M E N U P L A Y T X 15sec. x 4 c h PLAY TX 1 5 s e c . x 4 c h 4ch M I C REC Mic R e c o r d / R e c o r d check MIC R E C M i c Record/Record c h e c k T X LEV. Recorder Output Adjust TX L E V . R e c o r d e r O u t p u t A d j u s t S E T A u t o Monitor SET SET Auto M o n i t o r S E T MIC REC TX LEV. SET 14. 100. 00 14. 100. 00 USB USB 15:30 15:30 8 s 8s ------------- R2 R3 R4 T/R t Push the desired memory channel, [(F-1)R1] ­ [(F-4)R4], momentarily to playback. AGC MID VOX OFF COMP OFF WIDE R1 VOICE RECORDER PLAY R1 R1 R2 R2 R3 R3 R4 R4 14. 195. 00 14. 195. 00 USB USB 10:10 10:10 5 s 5s ------------- r Push [(F-1)PLAY] to select the voice memory screen. · If the transmit voice memory channel (T1­T4) appears, push [(F-5)T/R] to select receive voice memory channel. AGC MID VOX OFF COMP OFF WIDE R1 VOICE RECORDER R1 R1 R2 R2 R3 R3 R4 R4 RX RX M E M O R Y RX RX M E M O R Y R2 R3 R4 T/R y Push the selected memory channel, [(F-1)R1] ­ [(F-4)R4], again to stop playback if desired. u Push [EXIT] twice to exit voice memory screen. 14. 100. 00 14. 100. 00 USB USB 15:30 15:30 8 s 8s ------------- R2 R3 R4 T/R t Push the desired memory channel, [(F-1)R1] ­ [(F-4)R4], for 2 sec. to start recording. · The operating frequency, mode and current time are programmed automatically. [. . . ] Data formats differ according to command numbers. A data area or sub command is added for some commands. CONTROLLER TO IC-228A q w e r t y u mini-plug cable OK MESSAGE TO CONTROLLER Data area FD FE FE E0 5C FB FD FE FE 5C E0 Cn Sc Transceiver's default address Transceiver's default address Controller's default address Controller's default address Preamble code (fixed) Command number (see table at right) Sub command number (see table at right) Preamble code (fixed) BCD code data for frequency or memory number entry End of message code (fixed) OK code (fixed) NG code (fixed) IC-228A TO CONTROLLER q w e r t y u NG MESSAGE TO CONTROLLER Data area FD FE FE E0 5C FA FD FE FE E0 5C Cn Sc Transceiver's default address Transceiver's default address Controller's default address Controller's default address Preamble code (fixed) Command number (see table at right) Sub command number (see table at right) Preamble code (fixed) BCD code data for frequency or memory number entry 78 End of message code (fixed) End of message code (fixed) End of message code (fixed) CONTROL COMMAND 13 · Command table Command Sub command 00 -- Same as 01 command 06 02 03 04 05 -- -- -- -- 00 01 02 03 04 05 07 08 -- B0 B1 C0 C1 D0 D1 -- 0001 ­ 0101*1 -- -- -- 00 01 02 03 12 13 22 23 A1 ­ A7 Description Send frequency data Send mode data Read band edge frequencies Read operating frequency Read operating mode Set frequency data Set LSB Set USB Set AM Set CW Set RTTY Set FM Set CW-R Set RTTY-R Select VFO mode Exchange main and sub readouts Equalize main and sub readouts Turn the dualwatch OFF Turn the dualwatch ON Select main readout Select sub readout Select memory mode Select memory channel *1P1=0100, P2=0101 Memory write Memory to VFO Memory clear Scan stop Programmed/memory scan start Programmed scan start F scan start Fine programmed scan start Fine F scan start Memory scan start Select memory scan start Set F scan span (5 kHz, A2=±10 kHz, A3=±20 kHz, A4=±50 kHz, A5=±100 kHz, A6=±500 kHz, A7=±1 MHz) Set as non-select channel Set as select channel Set scan resume OFF Set scan resume ON Turn the split function OFF Turn the split function ON 10 Hz (1 Hz) tuning step 100 Hz tuning step 1 kHz tuning step 5 kHz tuning step 9 kHz tuning step 10 kHz tuning step 12. 5 kHz tuning step 20 kHz tuning step 25 kHz tuning step Attenuator OFF Attenuator ON (6 dB) Attenuator ON (12 dB) Attenuator ON (18 dB) Select [ANT1] Select [ANT2] (Add 0 or 1 to turn [RX ANT] OFF or ON, respectively. ) Announce with voice synthesizer (00=all data; 01=frequency and S-meter level; 02=receive mode) 19 1A Command Sub command 01 + level data 02 + level data 03 + level data 06 + level data 07 + level data Description [AF] level setting (0=max. CCW to 255=11 o'clock) [SQL] level setting (0=11 o'clock to 255=max. to 255=max. ) Inside [TWIN PBT] setting or IF shift setting (0=max. [. . . ]