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Cautions

Lower sound, sound distortion and beep all indicate insufficient
battery. Please charge the battery in time.

Please do not exert heavy pressure, strong or violent impact.

Do not put the machine in direct sunlight, high temperature, wet
place and do not use it in environment below -5°C or higher than
+50°C.

Do not use chemical reagents to wipe the casing so as to protect
the casing surface.

Do not disassemble the machine or adjust parameters of internal
components.

Obvious man-made damages (antenna fracture, bending, falling
off, battery leakage corrosion) are not covered by the warranty.

We do not provide free warranty for accessories such as outer
shell, external antenna, chassis, battery, headset and cable.

Содержание HRD-747

Страница 1: ...1 HanRongDa HRD 747 Operation Guidelines for Full Band Radio Model FM MW SW AIR CB VHF UHF UBD WX HAM WIDE FREQUENCE SCANNER Radio...

Страница 2: ...cy radio 4 Description of product buttons 5 Description of display symbols on the display screen 7 Operation cautions 9 Instructions for button functions and operations 10 About orange backlight 32 Us...

Страница 3: ...for cross country activity lovers VHF UHF Station reception It can provide flight information for those who often take planes Please read this manual before you use it and keep it well for referencin...

Страница 4: ...broadcast reception and global FM radio reception 4 The single slideband SSB and the lower slideband LSB of the shortwave unilateral band can receive signal independently 5 Many kinds of station selec...

Страница 5: ...itivity reference value 12 The radio has a large memory space so it can store up to 1000 radio frequencies The product supports manual deletion of memory stations 13 External antenna 3 5mm input can b...

Страница 6: ...6 Front view Right view and back view of the product...

Страница 7: ...FM mode AM AM system LSB The lower sideband of a single sideband USB The upper band of a single sideband STEREO Stereo reception state in FM mode MONO FM mono receiving status 2MIX Secondary frequency...

Страница 8: ...oise Ratio PRESET Pre stored stations STEP Step value settings display Flying shuttle step mark dB SNR and reception sensitivity unit C Temperature Celsius F Fahrenheit Thermometer Charging indication...

Страница 9: ...frequency mode UBD Customized input frequency point mode ALERT Alarm display symbol De emphasis 50uS De emphasis 75Us display EXT ANT Indicator of external antenna Operation Cautions Before using thi...

Страница 10: ...TV sets computers generators electric motors and other electrical equipment as well as other signal generators may also interfere with signals received by the radio Please keep a certain distance fro...

Страница 11: ...y 90 minutes and start the sleep function then short press POWER you can choose the sleep time for 90 80 70 60 50 40 30 20 10 minutes After the sleep time is set LCD display will show Note the radio w...

Страница 12: ...hort press LOCK VOL 00 symbol is flashing radio will enter the mute mode In the mute state short press LOCK Restore the current sound level at this time mute function is disabled 4 External DC5V input...

Страница 13: ...minimum step Long press VOL and VOL to increase and decrease the volume rapidly The adjustable volume range is 00 40 level 7 MEMO manually storage pick up station operation 7 1 Manual storage operati...

Страница 14: ...press TUN to get the frequency point of the address number of the target station then you can get the broadcast radio signal Note If no operating within 3 seconds it will exit selection operation 7 2...

Страница 15: ...by 8 1 method Tap BAND the alarm clock symbol will display Tap BAND again the alarm clock symbol will disappear alarm clock time has been canceled Long press SET for 2 seconds Alarm hour number X X wi...

Страница 16: ...X BAND 9 2 Automatic station search and storage Long press BAND to start the automatic scanning and station storage function The machine will search from the lowest frequency point to the highest freq...

Страница 17: ...are available in all frequencies 1 FM stepping 50 0KHZ 10 0KHZ 100 0KHZ 2 AM frequency 522 1710KHZ stepping 9 0KHZ 3 0KHZ 3 AM frequency 520 1710KHZ stepping 10 0KHZ 5 0KHZ 4 SW stepping 5 0KHZ 1 00K...

Страница 18: ...for menu clock settings 11 1 Set time operation In the shutdown state long press SET for two seconds and then short press SET and short press to start the clock setting refer to details in 8 1 11 2 S...

Страница 19: ...frequency points 13 Mode selection MODE 13 1 Menu and sub menu In power on state press SET to start the main menu short press MODE to select the corresponding sub menu functions 13 2 Meter band funct...

Страница 20: ...00MHZ 123 00MHZ 128 00MHZ 133 00MHZ 138 00MHZ 13 3 Preview method for prestore radio station After the 7 1 or 9 2 methods Receiving band has stored stations except WX Weather band for North American c...

Страница 21: ...state 14 1 1 Bandwidth setting on MW Short press SET for the first time bandwidth BW flashing short press MODE to set the bandwidth 1 80kHz 1 00kHz 6 00kHz 4 00kHz 3 00kHz 2 50kHz and 2 00kHz 14 1 2...

Страница 22: ...MW Short press SET for the third time to enter ATT LOCAL or NORMAL of ATT starts flashing then short MODE to select DX LO CAL NORMAL Then short press SET ATT DX LOCAL NORMAL will stop flashing It may...

Страница 23: ...ng range is 87 50 108 00MHz at this time 14 2 3 ATT adjustment on FM Short press SET for the third time ATT DX LOCAL or NORMAL will flash then short press MODE to select ATT DX LOCAL or NORMAL After i...

Страница 24: ...SQ adjustment Short press SET for the second time SQ OFF 00 0N flashes Short press MODE to select SQ level which has 9 levels SQ ON 01 SQ ON 09 Then short press SET to confirm the SQ level you need VO...

Страница 25: ...y If you would like to exit the USB and LSB Searching mode short press the SET 4 times press lightly MODE it can switch to AM flash And then press lightly the SET it can exit the Searching mode of LSB...

Страница 26: ...ao County Marine Fisheries Bureau 7 735 International Maritime Communications Band 8 195 8 815 12 330 13 200 Common frequency for amateur radio stations Japan Meteorological Agency 9 970 13 597 Japane...

Страница 27: ...SQ ON 09 Short press SET VOL SQ stop flashing And also no operation within 5 seconds default current operation Short press MODE to select SQ OFF 00 and the SQ will be closed 14 4 3 ATT adjustment on...

Страница 28: ...ss MODE to select SQ of SQ ON 01 SQ ON 09 If the SQ OFF is not needed please short press SET for the second time When the SQ SQ ON 01 SQ ON 09 is flashing short press MODE to select SQ OFF 00 to turn...

Страница 29: ...Press SET for the second time and the SQ SQ ON 01 SQ ON 09 flashes please short press MODE until SQ OFF 00 is displayed At this time the SQ OFF will be closed Note the SQ OFF is set to adjustable 9 le...

Страница 30: ...rrent setting If the SQ function is not required press the above operation to switch to VOL SQ OFF to turn OFF the automatic noise function 14 7 3 Adjustment on UBD Short press SET for the third time...

Страница 31: ...d low frequency reception Adjustable frequency range 30MHZ 520MHZ 15 WX North American weather band WX has 7 fixed frequency points 162 400MHZ 162 4250MHZ 162 4500MHZ 162 4750MHZ 162 5000MHZ 162 5250M...

Страница 32: ...n radio stations are automatically searched The backlight will automatically turn off after automatic radio station search operations are done for 10 seconds Use of Antennas 1 When tuning in FM SW VHF...

Страница 33: ...33 Main technical parameters...

Страница 34: ...ot use it in environment below 5 C or higher than 50 C 4 Do not use chemical reagents to wipe the casing so as to protect the casing surface 5 Do not disassemble the machine or adjust parameters of in...

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