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15 

Step 7. Set to memory channel 

Menu > Menu > CH-MEM (17) > arrow to wanted channel # > Menu > Menu > 
Exit

 

Technical Specifications 

 

Frequency range 

VHF: 136 MHz - 174 MHz 

UHF: 400 MHz - 480 MHz 

Emitter class 

F3E (FM) 

Antenna impedance 

50 Ω 

Frequency stability 

2.5 ppm (-10 ° C - + 60 ° C) 

Working temperature 

-20 ° C - + 60 ° C.     -4 ° F - + 140 ° F 

Voltage 

13.8V (± 15%) 

Current 

Receive 0.3A (SOL) 

Transmit 5A (Max.) 

Power 

L ≈ 5 W, M ≈ 10 W, H ≈ 25 W 

Maximum Deviation 

± 5 kHz 

Spurious radiation 

<-60 dB 

Receiver sensitivity 

0.2 μV (at 12 dB S / N) 

Audio output power 

2 W (resistance 8 Ω distortion 5%) 

Table 3: Specifications 

Make sure the red wire is connected with the positive polarity (+) and the black wire with the 

negative polarity (-) of the power supply. 

 

External speaker interface: Connect with an external speaker for better sound effect when 

necessary. This interface can connect with a 3.5mm single channel plug. 

 

Antenna interface: Connect external antenna to this interface. The impedance of the antenna 

should be 50 Ω 

Summary of Contents for BJ-318

Page 1: ...BAOJIE BJ 318 User s Manual ...

Page 2: ...sion 3 of the License or any later version This document is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE See the GNU General Public License for more details You should have received a copy of the GNU General Public License along with this document If not see https www gnu org license...

Page 3: ...ing the step of the frequency transition STEP 6 Fast reverse of the transmit and receive frequencies REV 6 Switching on the FM radio FM 6 Setting the threshold for opening the squelch SQL 6 Scanning SCAN 6 In channel mode 6 In frequency mode 7 Locking the EXIT buttons 7 Manually saving the frequency settings to a memory location MEM 7 Clearing a memory location DEL 7 Front Panel Menu Operation 8 D...

Page 4: ...Example of remote control values 12 Figure 4 Dimensions 16 Figure 5 CHIRP Computer Port Make and Model Selection 18 Figure 6 CHIRP BJ 318 Download Instructions Upload Similar 19 Figure 7 CHIRP BJ 318 Specific Information 19 Figure 8 CHIRP BJ 318 Memories Upper Lower Memories Similar 20 Figure 8 CHIRP BJ 318 Basic Settings 20 Figure 9 CHIRP BJ 318 VFO A Upper Settings VFO B Lower Similar 21 Figure ...

Page 5: ...eiver A or B A Top B Bottom 4 Operating Mode V M V frequency M memory channel 5 FM Radio reception 6 Locking control buttons as well as the EXIT menu function 7 Display 8 Decrease the speaker volume VOL 9 Decrease the channel number or frequency CH 10 MENU Mode Selection Button 11 Increase the channel number or frequency CH ...

Page 6: ...n receive If DCS is included in transmission it is indicated only during transmission The mode of operation via a repeater is enabled m Scrambler enabled C Compander enabled R The function of reversing the receiving and transmitting frequencies is turned on Offset of the transmit frequency from the receive frequency up Offset of the transmit frequency from the receive frequency down N Narrowband m...

Page 7: ...ting signal strength and when receiving the screen indicates receiving signal strength In channel mode the channel serial number is shown under the frequency and channel name When setting the menu screen shows the current menu number indicating receiving and transmitting frequency FM frequency menu menu value and other status Microphone Handset Controls Note Volume can NOT be controlled from the m...

Page 8: ...ntial change of modes occurs 1 Frequency a previously set frequency is displayed 2 Channel displays the frequency of the programmed channel 3 Channel displays the channel name set through the computer Changing the Frequency 1 Press A B to select the required receiver A or B 2 Use the buttons to select the desired value OR 3 Input Desired Frequency directly Changing the Chanel 1 Press A B to select...

Page 9: ...ress the MENU button then the COMP button 2 Use the buttons to select the desired value ON the compander is on OFF the compander is off 3 Save the selection by pressing the MENU button When the compander is on the D indicator will appear on the screen Enabling the SRMR scrambler Note The function works only in frequency mode Not authorized for use in the US by the FCC 1 Select the desired receiver...

Page 10: ...on the FM radio FM 1 Press the MENU button then the FM button 2 Press one of the buttons the frequency scrolling will start which will stop when the first FM station is found 3 To retune to the next FM station in frequency press again FM station reception stops if a signal appears on one of the main receivers FM station reception resumes a few seconds after the signal is lost on the main receivers...

Page 11: ...ins active To lock you need to press the EXIT button for an extended period 2 seconds This function works by pressing the EXIT button on the front panel of the transceiver only To unlock repeat the same action Manually saving the frequency settings to a memory location MEM Note The function works only in frequency mode 1 Select a receiver and set the desired receive frequency Do not forget to set ...

Page 12: ...ription Values 01 R CTC Sets the CTCSS analog sub tone for reception Selectable values from 67 0 to 254 1Hz or OFF 02 R DSCN Sets the DCS digital subtone for reception direct codes Selectable code values from D023N to D754N or OFF 03 R DCSI Sets the DCS digital subtone for reception reverse Selectable code values from D023I to D754I or OFF 04 R MOD Opens the Speaker QT opens when the received CTCS...

Page 13: ...MF8 one of eight preset DTMF codes is transmitted D1 ANI D2 ANI one of eight DTMF codes and an ANI code are transmitted ANI only ANI code is transmitted 10 POWER Transmitter Power Level HIGH large 25W MIG medium 10W LOW small 5W 11 W NA Channel Bandwidth WIDE Chanel spacing of 25 kHz NARR Chanel spacing of 12 5 kHz 12 COMP Comapner ON Compander is on OFF Compander is off 13 SRMR Scrambler ON Scram...

Page 14: ...is always on AUTO the backlight is on for 10 seconds after the last event 20 BEEP Button Confirmation Push Sound ON there is confirmation OFF no confirmation 21 RING Loudspeaker alert on receipt of ANI code OFF the call signal is not played 1s 9s the duration of the ringing tone in the speaker 22 BCL Disable transmission on a busy frequency ON transmission is prohibited OFF transmission is allowed...

Page 15: ...tion Possible values ON enabled OFF disabled SIMPLEX 31 MODE Operating Mode A B Mode SCAN 32 LANGUAGE Display Language Chinese English Korean 33 RESET Factory Reset RESET NO RSET SET Clears Menu RESET ALL Clears Memories and Menus 34 UP STR COLOR Sets the VFO A Screen Color Upper BLUE SKY BLUE BLACK PURPLE RED EMERALD 35 DN STR COLOR Sets the VFO B Screen Color Lower BLUE SKY BLUE BLACK PURPLE RED...

Page 16: ...ts or even all Remote control of the unit Note You must first program the control codes using a computer CHIRP In the program the tab DTMF Groups Factory recommended settings The length of the control codes can be from 1 to 7 characters The length of the control codes can be from 3 to 5 characters Reset Transmit Inhibit Complete Inhibit and Monitor codes must start with The master code must be the...

Page 17: ...ansmit and receive interlocks Remote Stun Code and Remote Kill Code To activate press the PTT button while holding it dial the code for clearing the locks 77 and then the master code of the required station 54321 Remote Stun code Transmission disable code Prohibit transmission by a remote controlling party To activate press the PTT button while holding it dial the code for resetting the locks 33 a...

Page 18: ...ophone arrows or the CH CH keys to move through the sub menu selections To set a selection press the menu key again A long beep to confirms the selection Use the Exit key to back out of the menu To program a repeater in to the radio follow these steps1 Step 1 Enter the receive frequency Use the keypad on the microphone and enter 145 490 Step 2 Set the PL T CTC Code Menu Menu T CTC 05 Menu Use the ...

Page 19: ...10 W H 25 W Maximum Deviation 5 kHz Spurious radiation 60 dB Receiver sensitivity 0 2 μV at 12 dB S N Audio output power 2 W resistance 8 Ω distortion 5 Table 3 Specifications Make sure the red wire is connected with the positive polarity and the black wire with the negative polarity of the power supply External speaker interface Connect with an external speaker for better sound effect when necess...

Page 20: ...16 Figure 4 Dimensions ...

Page 21: ...17 Appendix A Standard Components Items Quantity Body 1 Hand Microphone 1 Rack 1 Power Cord 1 Screws and Microphone Clip 1 Instruction 1 ...

Page 22: ... LT725UV driver and is integrated into the CHIRP baseline This Appendix discuss the BJ 318 unique aspects of CHIRP For general help on using CHIRP see https chirp danplanet com projects chirp wiki How_To_Get_Help A commercial tool for programming the BJ 318 is available from RT Systems Homepage https www rtsystemsinc com that runs under Windows 7 Windows 8 Windows 8 1 and Windows 10 Download and U...

Page 23: ...o properly transfer data between the radio and computer unless the radio computer communications handshake occurs in the correct sequence An unmodified copy of the downloaded radio image should be saved before programing Figure 6 CHIRP BJ 318 Download Instructions Upload Similar The BJ 318 sequence for both upload and download is the same Figure 7 CHIRP BJ 318 Specific Information ...

Page 24: ...20 BJ 318 Menu Options Figure 8 CHIRP BJ 318 Memories Upper Lower Memories Similar Figure 9 CHIRP BJ 318 Basic Settings ...

Page 25: ...21 Figure 10 CHIRP BJ 318 VFO A Upper Settings VFO B Lower Similar Figure 11 CHIRP BJ 318 Power on and Frequency Limits ...

Page 26: ...22 Figure 12 CHIRP BJ 318 Codes and DTMF Group ...

Page 27: ...individual channel power to Low 5W or High 25W Once uploaded and a channel is active manually change power levels using microphone control in VFO mode or front panel Upper Screen Color BJ 318 screen colors can be set Sky Blue and Black appear the same Lower Screen Color BJ 318 screen colors can be set Sky Blue and Black appear the same Table 4 CHIRP BJ 318 Limitations ...

Page 28: ...24 ...

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