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14 

shows up &" 

  " disappear to activate the consumption display of alkaline batteries and 

turn off the built-in charging function. 

Note: 

  This radio default is to use alkaline batteries for power supply. If using rechargeable 

batteries, you should switch the radio in “Rechargeable Battery” mode in order to show the 
correct power capacity. 

Set the fine tuning step 

Turn off the radio, press and hold the [BFO] button to show the current fine tuning step, turn 
the [TUNING] knob to adjust. 

- " 

  " indicates that the fine tuning step of SSB is 50Hz. 

- " 

  " indicates that the fine tuning step of SSB is 20Hz. 

- " 

  " indicates that the fine tuning step of SSB is 10Hz. 

 

USING THE EXTERNAL ANTENNA   

Enhancing FM/SW reception 

Attach the clip on type “external FM/SW antenna” to the Telescopic antenna of GP-5/SSB, 
then extend the wire and hang on another end to the window or wall to enhance the   
FM/SW reception. 

 

Caution: Don't install external FM/SW antenna in the area of frequent lightning storms. 

 

 

 

 

Содержание GP-5

Страница 1: ...GP 5 SSB FM Stereo MW SW SSB DSP RECEIVER By CountyComm Inc Government Products Group OPERATION MANUAL Revised 1 15 2015 www countycomm com ...

Страница 2: ...located just blocks from CountyComm Inc in the Silicon Valley USA to digitalize analog AM FM SSB radio signals using modern technology mixed with rock solid radio engineering principles The DSP improves the radio s sensitivity selectivity Signal to Noise ratio and interference rejection ...

Страница 3: ...lly storing station Semi auto storing station DELETE MEMORY 11 Manual delete memory Semi auto delete memory Delete all memory SLEEP FUNCTION 11 SETTING CLOCK 12 SETTING THE ALARM TIME 12 TURN OFF THE ALARM 12 DISPLAY MODE 12 KEY LOCK FUNCTION 13 FM ST FM STEREO BUTTON 13 SYSTEM SETTING 13 USING THE EXTERNAL ANTENNA 14 USING THE INTELLIGENT CHARGING FUNCTION 15 TIPS FOR USING BATTERIES 16 TROUBLE S...

Страница 4: ...4 CONTROL LOCATIONS ...

Страница 5: ... selector 11 Memory button Storing radio stations 12 Lock Display button 13 DELETE 9 10kHz MW step set button 14 ALARM On Off Setting 15 TIME Setting 16 FM SW telescopic antenna Spares available at www countycomm com 17 AM antenna jack 18 Earphone jack 19 Removable belt clip LCD DISPLAY 1 Battery Level indicator Charging indicator 2 Sleep timer indicator 3 Alarm on off indicator 4 Temperature Temp...

Страница 6: ...Radio OFF Shows local time alarm time temperature Display With Radio ON Shows local time signal strength SNR alarm time temperature memory address meter band SSB fine tuning frequency 13 Digital number display Display With Radio OFF Shows Local time Display With Radio ON Shows Frequency display band display 14 FM stereo status indicator 15 Band indicator 16 Rechargeable battery indicator ...

Страница 7: ...t cover apply thumb pressure and slide it towards the bottom of the radio Install three AA fresh alkaline batteries into the battery compartment observing the battery polarity diagram on the back of the radio Display screen should show battery capacity time etc 2 Short press or quickly press the POWER button to turn the radio on or off ...

Страница 8: ...esired band by pressing the FM MW or SW or button 2 Quickly press the ETM button and ETM shows on the display to enter Easy Tuning Mode 3 Press and hold the ETM button until the display starts scroll automatically scanning the stations within present band 4 When the frequency display stops scrolling turn the TUNING knob to listen to those those scanned stations 5 Quickly press either the VF VM but...

Страница 9: ...h station for about 5 seconds 3 To stop auto browse function simply press the VF VM button Note When the radio is searching stops at a station just press MEM button once to store it in memory Method 4 AUTO BROWSE MEMORY Note Read Working with Memory before using this function 1 Turn on the radio quickly press the VF VM button with memory page shows in the upper right corner and disappears in 5 sec...

Страница 10: ...resets to the right increasing as the band is scanned and frequencies are stored into memory There are two modes for SW ATS function Mode A In SW band long press the A button to ATS the stations within all meter bands Mode B In SW band long press the B button to ATS the stations within present meter band only Note During ATS process in FM MW or SW mode A pre stored radio stations will be replaced ...

Страница 11: ...ed station simply press the DEL button with shows for 2 seconds and then keep on browsing other stations To stop the browsing function quickly press the VF VM button to exist Method 3 DELETE ALL MEMORY Quickly press the VF VM button to enter VM Memory mode long press the DEL button for 3 seconds with shows on the upper right corner of the display press again the DEL button to remove all memory Not...

Страница 12: ... to activate the alarm by radio 5 To turn off the alarm function repeat quickly pressing the ALARM button and notice disappear Setting the alarm to wake with the radio on 1 Turn on the radio tune into your favorite alarm radio station Please set the volume at the noticeable level 2 quickly press MEM button and notice the PRESET number flashing in the upper right corner of the display 2 While it fl...

Страница 13: ...shown The temperature is also shown on screen at the same time In general practice the frequency step of 10kHz is to be used for broadcasting MW AM as well as the temperature in the degree of Fahrenheit to be used in the North America In order to provide convenience to the end users the 10kHz of frequency step is default to be displayed with temperature in the degree of Fahrenheit together as well...

Страница 14: ...press and hold the BFO button to show the current fine tuning step turn the TUNING knob to adjust indicates that the fine tuning step of SSB is 50Hz indicates that the fine tuning step of SSB is 20Hz indicates that the fine tuning step of SSB is 10Hz USING THE EXTERNAL ANTENNA Enhancing FM SW reception Attach the clip on type external FM SW antenna to the Telescopic antenna of GP 5 SSB then extend...

Страница 15: ...UM3 AA rechargeable batteries and then press hold the key with displays to activate the built in charging function 1 Use any 5V external adaptor with USB plug to connect this radio the symbol will advance from the bottom to top during power charging It stops when batteries are fully charged 2 You can also use any USB cable to connect the radio with your PC for charging Notes for charging power All...

Страница 16: ... you are listening Dead Batteries Sleep timer is activated Replace the batteries Turn on the radio again Can not store some stations using ATS Some station store with noise using ATS Stations are too weak There is nearby interference in your area Search the station manually Move to another location and try again Only limited FM stations can be received in Japan FM frequency is 76 90MHz for Japan T...

Страница 17: ...ess than 1mV m LW S N 26dB Less than 10mV m SW S N 26dB Less than 30µV SSB S N 10dB Less than 3µV 3 Selectivity FM 60 dB MW 60 dB LW 60 dB SW 60 dB 4 FM Stereo crosstalk Less than 25 dB 5 Memory 550 6 Output 350 mW 7 Power UM3 or AA X 3 USB 5V DC 8 Speaker Φ40mm 500mW 16 Ohm 9 Earphone Jack Φ3 5mm 8 32 Ohm Stereo type 10 Dimensions Approx 53 W X 159 H X 26 D mm 11 Weight 128g Batteries not include...

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