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CountyComm 5VKB6 Скачать руководство пользователя страница 34

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Содержание 5VKB6

Страница 1: ...COUNTYCOMM GOVERNMENT PRODUCTS GROUP GP 7 SSB CAGE 5VKB6 FM STEREO LW MW SW SSB RECEIVER Operation Manual www countycomm com ...

Страница 2: ......

Страница 3: ...View Frequency and VM View Memory 8 Using the radio s antennas 8 Tuning into stations 9 Manual tuning 9 Auto scan 9 Direct keypad entry 9 SW SSB meter band selection 10 Working with station memories 10 Storing stations manually 10 Auto Tuning Storage ATS 11 Storing stations during auto scan 12 Listening to stored stations 12 Recalling stored stations 12 Memory scan 12 Deleting stored stations 13 D...

Страница 4: ...7 Deleting a single ETM station 17 Auto sorting memory 18 Single sideband SSB 18 Synchronous detection SYNC 18 AM bandwidth selection 19 FM stereo mono selection 19 FM de emphasis time constant 19 Display mode 20 Add seconds to the clock 20 Display backlight 20 Setting the sleep timer 20 Activating Deactivating the alarm 20 Setting the alarm time 21 Setting the alarm station 21 Snooze function 22 ...

Страница 5: ...et Display clock ALARM Alarm setting POWER Power switch Sleep timer 0 9 Numeric keys 1 FM SET FM range setting 2 LW SET Enable Disable LW 3 9 10kHz MW step setting 4 FM de emphasis switch 8 Display seconds on clock 0 Organize memory M Store stations DEL Confirm Delete ...

Страница 6: ...chronous detection SSB Enable Disable SSB mode Band selection ATS MW LW MW LW FM ST FM Stereo switch SW meter band selection SSB sideband selection STEP Tuning step selection Display backlight AM BW AM bandwidth selection VF VM View Frequency View Memory ETM Enhanced Tuning Mode ...

Страница 7: ...W ferrite bar antenna Stereo headphone jack LW MW ANTENNA Socket for external MW LW ferrite bar antenna FM SW telescopic whip antenna Belt clip TUNING Multifunctional knob VOLUME Multifunctional knob DC IN 5V DC input charging Battery compartment ...

Страница 8: ...mory location Temp Temperature Charge Charging indicator μ Display indication examples ETM time specific memory LW MW SW Signal strength Signal to noise ratio SW SSB meter band Memory storage location Auto sorting memory Clock time Alarm time Already passed charging time Temperature Celsius Fahrenheit 4 GP 7 SSB Display Set ...

Страница 9: ...ongwave When displayed FM stereo When not displayed FM mono Battery indicator Full capacity Low battery Sleep timer activated Alarm activated Synchronous detection enabled Displays time frequency Keylock Tuning step indicator Enhanced Tuning Mode SW MW LW unit display FM unit display 5 GP 7 SSB Display indication ...

Страница 10: ...s this indicates that battery power is about to run out Please charge it in time To charge the BL 5C rechargeable lithium Li ion battery connect a DC 5V 0 5A charger to the USB socket on the right side of the radio using a micro USB type B charging cable When charging the charging time is displayed at the top right corner of the display while the Charge indicator flashes When charging is complete ...

Страница 11: ...z Quick press 1 repeatedly to select your preference Setting the MW AM Frequency Range and Tuning Step With the device off set the frequency range of MW AM to correspond with the country in which you are using the radio Press and hold 3 for three seconds Display indicates MW frequency steps are set at 9 kHz and the frequency range is 522 1620 kHz suitable for Asia Europe Africa Oceania Display ind...

Страница 12: ...y location indicator on the display flashes three times the VM mode is activated Using the Radio s Antennas FM Shortwave SW When listening to FM or shortwave radio extend the antenna and adjust its length and direction in order to get the optimum reception Medium Wave MW Long Wave LW This radio uses an internal ferrite bar antenna to receive medium wave and long wave broadcasts the quality of whic...

Страница 13: ...electable tuning steps for each frequency band and mode SSB SYNC Auto Scan In VF mode press and hold the VF VM button The device will automatically scan the entire frequency band for available stations When a station is found it will stay there for about 5 seconds before continuing the search To stop the auto scan feature quick press any key Direct Keypad Entry In VF mode quick press the numeric k...

Страница 14: ...YNC You may choose any of the below methods to store stations Storing Stations Manually 1 In VF mode press the FM ST MW LW or button to select the frequency band 2 Tune into the new radio frequency to be stored 3 Quick press the memory M button PRESET will flash in the top right corner of the display to indicate the next available memory location If desired select a different memory location by us...

Страница 15: ...r SW Mode A Press and hold the button to initiate ATS within all meter bands Mode B Press and hold the button to initiate ATS within the selected meter band Tips ATS except in SW mode B replaces previously stored radio stations To prevent this from happening please consider using ETM see page 14 ATS results for LW MW and SW strongly depend on radio wave propagation conditions the receiving environ...

Страница 16: ...ode SYNC SSB of the stored stations that you wish to view 2 Quick press the VF VM button to enter the VM mode 3 Rotate the TUNING knob to view the stored stations Alternatively use the numeric keys to enter the memory location directly If there is no stored station at that location the display shows Memory Scan The device can auto scan all stored stations within a frequency band or mode SYNC SSB s...

Страница 17: ...an all stored stations within a frequency band or mode SYNC SSB staying on each station for about 5 seconds and giving you the opportunity to delete any unwanted stored stations 1 Select a frequency band or mode SYNC SSB 2 Quick press VF VM to enter the memory mode 3 Press and hold the VF VM button until PRESET flashes in the upper right corner of the display The device starts to scan all stored s...

Страница 18: ...omatically ENHANCED TUNING MODE ETM AN INTRODUCTION ETM allows you to auto tune and store FM LW MW and SW stations into the ETM memory Unlike ATS Auto Tuning Storage scanned stations will not be stored into the regular memory VM In this way when you are in a different city or country you can use the ETM function to auto search new stations without overwriting any previously stored stations within ...

Страница 19: ...stored in E09 10 00 10 59 are stored in E10 and so on In this way an individual ETM memory can be made for each hour of the day When an ETM scan has already been made for a time period the radio will automatically offer the frequencies belonging to the time period at which the ETM memory is entered For example the picture on the right shows the starting screen that is briefly displayed when enteri...

Страница 20: ...hour time range For LW MW The internal ferrite antenna is directional you may need to adjust the position of the device or use the external ferrite bar antenna to improve ETM results Due to the nature of radio wave propagation longwave and medium wave reception is generally better at night than during the day For SW Radio signal propagation depends on the condition of the ionosphere which itself i...

Страница 21: ...g the numeric keypad 4 Quick press the M button twice Note For SW ETM only scans stores frequencies within the meter bands Listening to Stations in the ETM Memory 1 Quick press the ETM button the display indicates ETM 2 Select the frequency band 3 Rotate the TUNING knob to select a stored frequency Tip To exit ETM mode quick press the ETM or VF VM button Tip To delete all ETM stations review page ...

Страница 22: ...terference Enable Disable SSB mode Quick press LSB lower sideband or USB upper sideband to enable the sideband Quick press SSB to disable SSB Synchronous Detection SYNC When listening to longwave medium wave AM and shortwave broadcasts turning on synchronous detection may reduce noise interference eliminate distortion caused by local fading during signal transmission and suppress interference caus...

Страница 23: ...d background noise thereby especially suitable for receiving weak and distant stations FM Stereo Mono Selection When listening to FM through headphones quick press FM ST If the device detects that the FM signal is in stereo the display shows the stereo icon Quick press FM ST again to return to mono listening Note When the FM signal is broadcasted in mono or broadcasted in stereo but the signal rec...

Страница 24: ...ur preferred backlight setting Backlight turns on when a button or knob is used and turns off after 5 seconds Backlight is set to always off Note After turning off the device the backlight setting defaults to Setting the Sleep Timer 1 Turn the device off 2 Press and hold the POWER button to enter the sleep timer setting 3 Rotate the TUNING knob to select a power off timer of 1 120 minutes or selec...

Страница 25: ...ation frequency you want to use as the alarm 2 Quick press M the preset memory location will flash 3 While still flashing quick press ALARM the alarm icon will flash 4 While still flashing quick press to confirm stops flashing and the setting is complete Tips If the device is turned off with a volume level below 10 then upon reaching the alarm time the device turns on at the default volume level o...

Страница 26: ...e POWER button Keylock To activate the keylock press and hold The lock icon is displayed and the buttons and knobs are disabled Press and hold again to unlock Temperature Unit Display Celsius or Fahrenheit When the MW AM tuning step is set to 9 kHz the temperature unit display defaults to Celsius When set to 10 kHz the temperature is displayed in Fahrenheit See page 7 for information about changin...

Страница 27: ...ght channel signal demodulation and color TV chrominance signal demodulation Synchronous detection has a high detection efficiency and can realize small signal detection It can eliminate the distortion transient intermodulation distortion generated in the IF filter due to local fading slight offset modulation overshoot as well as inter channel interference and cross talk modulation and can also re...

Страница 28: ... when the carrier is large enough and the upper and lower sidebands are complete mirror images of each other in amplitude and phase Synchronous detectors do not have the limitations of envelope detectors and can demodulate a wide range of AM signals for example double sideband double sideband with a suppressed carrier DSB SC single sideband without a carrier or with a suppressed carrier vestigial ...

Страница 29: ...a combination of the forms shown in the chart When there is adjacent channel interference TV horizontal scanning harmonics interference of the carrier frequency and the like then using the upper sideband or lower sideband to receive the unaffected sideband can significantly reduce the interference This is because these types of interference usually only affect one sideband of the AM signal and the...

Страница 30: ...ntenna or change to a different location and try again The MW tuning steps may have been set incorrectly Please review page 7 and then try again Poor MW reception while using in North or South America MW AM stations are spaced at 10 kHz in the Americas the device may be set to 9 kHz tuning steps Turn off the device then press and hold the 3 button to change the MW tuning step to 10 kHz Unable to e...

Страница 31: ...rmance loss by keeping the battery in a cool dry place Please consciously abide by aviation regulations lithium batteries are strictly prohibited from placing into checked luggage Radio Maintenance Keep it dry Rain humidity and other types of liquids or moisture can contain minerals that may cause corrosion to components If the device does accidentally get wet remove the battery and wait for the r...

Страница 32: ...nd Synchronous detection Shortwave SW AM broadcast Single sideband Synchronous detection FM Station memories excl ETM Longwave Medium Wave AM Shortwave FM SSB SYNC 153 513 kHz 520 1710 kHz 522 1620 kHz 1711 29999 kHz 64 108 76 108 87 108 88 108 MHz 9 kHz 1 kHz 9 kHz 1 kHz 10 Hz 9 kHz 1 kHz 100 Hz 10 kHz 1 kHz 10 kHz 1 kHz 10 Hz 10 kHz 1 kHz 100 Hz 9 kHz 1 kHz 9 kHz 1 kHz 10 Hz 9 kHz 1 kHz 100 Hz 5...

Страница 33: ...ker Stereo headphone impedance Maximum output power Quiescent Current Stand by current Power supply Charging external power Unit size with antenna contracted Weight excluding battery 10mV m 1mV m 20μV 3μV 60dB 60dB 60dB 60dB 1kHz AM 45 kHz FM 128 kHz 35dB 16Ω 0 5W 32Ω Approx 350mW 25mA FM MW LW 45mA SW 90 3 7V BL 5C Li ion battery or external DC 5V DC 5V 500mA 162 x 53 x 26 mm 130g μΑ 29 Stainless...

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Страница 36: ...V0CC2021 GP 7 SSB Page Left Blank For Your Notes ...

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