GP5-SSB_user.pdf

GP-5/SSB FM Stereo / MW / SW-SSB DSP RECEIVER By: CountyComm Inc. Government Products Group OPERATION MANUAL Revised 1-15-2015 2 Functional Block Diagram The GP-5/SSB uses DSP si47XX Microchips (from Silicon Labs, 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 radios sensitivity, selectivity, Signal to Noise ratio and interference rejection. 3 TABLE OF CONTENTS CONTROL LOCATIONS.4,5 LCD DISPLAY.5,6 GETTING STARTED .7 TUNING THE RADIO.8 ETM (Easy Tuning Mode) Manual tuning Auto scan stations SINGLE SIDE BAND (SSB).10 WORKING WITH MEMORIES.10 ATS - Auto Tuning Storage Manually 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 SHOOTING.16 SPECIFICATIONS.17 4 CONTROL LOCATIONS 5 1?Power on/off 2?Multifunctional tuning knob 3?Band selector and Auto Tuning Storage 4?Volume knob 5?USB Charging port (Warning: NiMH batteries only) 6?Battery compartment 7?BFO / Fine tuning step set / FM ST. (Stereo) button 8?VF/VM (View Frequency/View Memory) 100 stations for FM/MW (MW=AM Broadcast Band) press again to select USB/LSB. 2. Turn the TUNING knob to search stored SSB stations. 3. Press the BFO button, when “U” / “L” flashes on the display, turn the TUNING knob to adjust the reception. When it is off, press and hold the BFO button to set the fine tuning step. (P.15) Exit SSB Mode: Press and hold the USB/LSB button to exit. WORKING WITH MEMORIES There are total 550 preset memories within radio. For FM, MW and SSB, each band has 100 preset memories; and 250 preset memories for SW. Method 1: ATS - Auto Tuning Storage Turn on the radio and elect the band that you want to ATS to take place in, either FM or MW. Long press the FM or MW button and notice that the PRESET number (001) appears in the displays upper right corner with the presets 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 automatically by the new searched stations. With ATS in SW (mode B), those existing memories will not be replaced; all the newly found radio stations would be stored in the blank memories addresses. Method 2: MANUALLY STORING STATION 1. Tune to your desired station, press the MEM. button once and notice the PRESET number flashing in the upper right corner of the display. 2. While it flashing, press the MEM. button to store it into the memory or wait for 3 seconds to store it automatically. If you want to store it into another PRESET memory, just rotate the tuning knob of your choice, and press the M button to confirm. 11 DELETE MEMORY CHANNELS Method 1: MANUAL DELETING MEMORY 1. Turn on the radio and press the VF/VM button causing PRESET stations appears in the displays upper right corner. 2. Rotate the TUNING knob to select the memory that you want to delete. 3. Long press DEL. button with flashing in the display, press the DEL. button again to confirm. Note: If is flashing more than 3 seconds without confirmation, it will exit the delete function automatically. Method 2: SEMI AUTO-DELETE MEMORY In VM mode, long press the VF/VM button to activate the Auto-Browse function of memory. Once previewing your unwanted 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. Note: If is flashing more than 3 seconds without confirmation, it will exit the delete function automatically. SLEEP FUNCTION 1. In POWER OFF mode, press & hold the POWER button until the sleep timer symbol “ ” flashes on the display. 2. Rotate the TUNING knob immediately to select a sleep timer from 1 - 120 minutes, or select “ ” for POWER ON mode (NO sleep timer). Note: The default setting of the sleep timer is “ ”. 12 SETTING THE CLOCK 1. Long press the TIME button until you see the hour flashing. Rotate the TUNING knob to set the correct hour, then quickly press the TIME button and notice the minutes are flashing. 2. While its flashing turn the TUNING knob to set the correct minutes, then press TIME. SETTING THE ALARM TIME 1. Long press the ALARM button until both the HOUR & AL flashing, rotate the TUNING knob to adjust the hour, then quickly press ALARM with the minutes flashing. 2. Rotate the TUNING knob to adjust the minutes and quickly press the ALARM button with the symbol flashing. 3. Rotate the TUNING knob to select 1 90 minutes to set the Auto Alarm Off Timer. 4. Quickly press the ALARM button to confirm and notice shows on display 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 flashing, press the ALARM button and notice symbol is flashing for couple seconds. Now this alarm radio station is set. TURNING OFF THE ALARM When the radio is turned on by the alarm function with radio, you can quickly press POWER button to continue listening radio afterwards. Quickly press POWER again to turn off the radio. DISPLAY MODE With radio OFF: Quickly press the DISPLAY button to view Temperature and Alarm time. With radio ON: Quickly press the DISPLAY button to view Alarm time, Temperature, Local time, signal strength/ SNR. 13 KEY LOCK FUNCTION Long press the button with symbol appears in the display to lock up all keys / buttons. Long press it again with the symbol disappears to unlock the keys/buttons. FM ST. (FM STEREO) BUTTON While listening to FM station via stereo earphones, quickly press the FM.ST button with appears over the left side of the frequency in the display to activate the STEREO mode once it receives the FM stereo station. SYSTEM SETTING Setting the frequency range for the FM band Turn off the radio, long press FM button, until 87.5-108MHz, 76-108MHz, or 87-108MHz appears in the display. Quickly keep pressing on the FM button to select suitable frequency range for your local FM. MW (AM Broadcast) step setting Turn off the radio, long press 9/10kHz button until 9kHz or 10kHz appears in the display. By long pressing again, the alternative band step would be 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 as 9kHz to be displayed with temperature in the degree of Centigrade ( ) together. If the display shows 10kHz with degree of Fahrenheit ( ), which means this radio is set to 10 kHz step for MW(AM) with temperature in Fahrenheit ( ) which is for the North America region. Turn On/Off LW Turn off the radio, long press the 9/10kHz button to set the AM tuning step to 9K, then long press the MW button and notice “MW 150 1620” shows to activate the LW. Turn ON/OFF charging function & exchange battery consumption display Press & hold the key with & shows up to activate the consumption display of rechargeable batteries and the built-in charging system. Press & hold the key with 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: Dont install external FM/SW antenna in the area of frequent lightning storms. 15 Enhancing AM/LW reception Plug in the AM/LW external antenna into the AM Antenna jack, then rotate the antenna for best AM/LW reception of your selected frequency. USING THE INTELLIGENT CHARGING FUNCTION Caution: Dont charge Alkaline batteries in the radio. This can cause a hazard, and damage your radio. To Charge NiMH Batteries: With radio off, install 3 x 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 three 3 batteries should always be used as a group to power this radio. Dont mix batteries: new and old, from different manufacturers and different chemistrys. 16 IMPORTANT MATTERS FOR USING BATTERIES 1. If your radio is stored for a long time without batteries the clock may need to be reset, but your pre-stored memory channels will continue to be stored. 2. When the battery power is low, the symbol in the display will flash to alert you to change batteries. 3. Never mix old and new batteries. This can damage your radio. 4. When storing your radio for a long period of time, remove the batteries to prevent damage caused by leaking batteries. TROUBLE SHOOTING Problem ANSWERS SOLUTIONS Radio will not turn on. -Dead Battery -Batteries not installed properly. -Power button is locked. -Replace with new batteries. -Check polarity and re-install the batteries. -Press button to unlocked. Radio shuts off when 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 7690MHz for Japan. -Turn the radio off and long press the FM SET button, quickly press FM SET button again to select 76108MHz. Poor AM Broadcast Reception in USA. -USA uses 10kHz step for AM. -Turn off the radio press the 9/10kHz button to select 10kHz. When the alarm activates (alarm by radio), there is only noise with the broadcast. -You did not set the proper radio station for the alarm. -Or The radio station is off the air -Preset your alarm station properly (see the above setting). -Make sure it has radio broadcast in your location. -Or set the alarm by buzzer. 17 SPECIFICATIONS 1. Frequency range FM 87108 MHz Japan 76108 MHz Eu, USA 87.5108MHz MW 5221620 (1501620) kHz USA 5201710 kHz SW 171129999 kHz 2. Sensitivity FM (S/N=30dB) Less than 3V MW (S/N=26dB) Less than 1mV/m LW (S/N=26dB) Less than 10mV/m SW (S/N=26dB) Less than 30V SSB (S/N=10dB) Less than 3V 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 40mm, 500mW/16 Ohm 9. Earphone Jack 3.5mm, 832 Ohm, Stereo type 10. Dimensions Approx. 53(W) X 159(H) X 26(D) mm 11. Weight 128g (Batteries not included)