Midland CT690 User Manual Download Page 4

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Frequency band Shift (BAND) - Menu No.33

Dual Watch (TDR-AB) - Menu No.34

Side tone elimination (STE) - Menu No. 35

Side tone elimination in communication through repeater (RP-STE)

- Menu No. 36

Delay time of side tone elimination in communication through repe-

ater (RPT-RL) - Menu No.37

Display mode at the turning on (PONMSG)

Menu No.38

Roger beep (ROGER) - Menu No. 39

Reset (RESET) - Menu No.40

Keypad lock - Menu No.41

FM Radio (FM) - Menu No.42

Rapid Alarm (ALARM) - Menu No.43

Flashlight - Menu No.44

Monitor (MON) - Menu No.45

Cloning function (COPING) - Menu No.46

Channel/Frequency Mode conversion (VFO/MR)

Menu No.47

TX 1750Hz Call Tone - Menu No.48

Reverse function (R) - Menu No.49

Frequency scanning - Menu No.50

Channel scanning - Menu No.51

Automatic search FM Radio (FM) - Menu No.52

Cursor “

▲

” Conversion (A/B) - Menu No.54

High/low power selection - Menu No.55

Technical specifications

Summary of Contents for CT690

Page 1: ...CT690 SPECIAL FEATURES Group call FM radio 3 colors display DUAL BAND VHF UHF TRANSCEIVER USER MANUAL ...

Page 2: ...k 7 Releasing the battery pack 7 Main keypad controls 8 Basic operations 9 Power volume switch 9 Transmitting and receiving 9 CALL button 9 Monitor key 9 Band Key 9 Scan function 9 EXIT SCAN SQL 0 CALL MON MIC EXIT XP SAVE SCAN WN ABR SQL EP TOT 3 6 0 9 A B C D 1 2 3 4 5 6 0 7 8 9 key 10 Working modes 10 Menu setting 10 Menu operations 11 Functions and operations 15 Squelch level SQL MENU No 0 15 ...

Page 3: ...I ID MENU No 15 17 DTMFST DTMFST MENU No 16 17 Signal code S CODE MENU No 17 18 SCAN Resume Mode SC REV MENU No 18 18 PTT ID PTT ID MENU No 19 18 PTT ID delay PTT LT MENU No 20 18 Channel A Display Mode MDF A MENU No 21 19 Channel B Display Mode MDF B MENU No 22 19 Busy Channel Lock BCL MENU No 23 19 Auto Keypad Lock AUTOLK MENU No 24 19 Shift direction SFT D MENU No 25 19 Frequency offset OFFSET ...

Page 4: ...GER Menu No 39 22 Reset RESET Menu No 40 23 Keypad lock Menu No 41 23 FM Radio FM Menu No 42 23 Rapid Alarm ALARM Menu No 43 23 Flashlight Menu No 44 23 Monitor MON Menu No 45 24 Cloning function COPING Menu No 46 24 Channel Frequency Mode conversion VFO MR Menu No 47 24 TX 1750Hz Call Tone Menu No 48 24 Reverse function R Menu No 49 24 Frequency scanning Menu No 50 25 Channel scanning Menu No 51 ...

Page 5: ...chanics and electronics require experience and specialized equipment for the same reason the radio should under no circumstances be realigned as it has already been calibrated for maximum performance Unauthorized opening of the transceiver will void the warranty Do not store the Radio under the sunshine or in hot areas High temperatures can shorten the life of electronic devices and warp or melt c...

Page 6: ...Scan Dual Watch functions Channel spacing 25KHz 12 5KHz Single or group call Channel or frequency mode selection TOT Time out timer DTMF function Reverse function Setting and storing of channel names PTT ID Busy Channel Lockout function BCLO High low power selection Frequency step 2 5 5 6 25 10 12 5 25KHz Frequency offset 0 69 990MHz Squelch adjustable in 9 levels VOICE vocal indication of the fun...

Page 7: ...nabled 8 Reverse frequency 9 Narrow bandwidth N narrow W wide 10 This icon indicates the keypad lock To unlock it press 11 Battery level indicator When the battery is almost used up the icon starts flickering and it forbids the transmission Charge the radio 12 Indicates the channel number that you stored 13 When the radio is in reception mode this icon is displayed 14 Frequency band in use 15 Indi...

Page 8: ...O MR A B BAND MENU EXIT STEP TXP SAVE SCAN VOX WN ABR SQL TDR BEEP TOT 1 2 3 4 5 6 0 7 8 9 CALL MON PTT SP MIC MENU EXIT STEP TXP SAVE SCAN VOX WN ABR SQL TDR BEEP TOT 1 2 3 4 5 6 0 7 8 9 A B C D 1 2 3 4 5 6 0 7 8 9 R S T U V VFO MR A B BAND MENU EXIT STEP TXP SAVE SCAN VOX WN ABR SQL TDR BEEP TOT 1 2 3 4 5 6 0 7 8 9 CALL MON PTT SP MIC MENU EXIT STEP TXP SAVE SCAN VOX WN ABR SQL TDR BEEP TOT 1 2 ...

Page 9: ...itch from VHF to UHF band or viceversa P A B This control is useful to select the desired frequency VHF or UHF Q VFO MR to change the frequency or the channel mode R PTT S MON Long press to activate the Monitor function Short press turns the flashlight on Press it again to issue an emergency light T CALL press it to activate the FM radio If you keep it pressed for 5 se conds you will hear an alarm...

Page 10: ... When charging starts the led lights up red on the desktop charger When the battery pack is completely charged the led turns green Remove the battery or the radio from the charger CHARGING NOTES After the battery is charged to its highest capacity don t charge anymore Do not short circuit the battery terminals or throw the battery into fire Never attempt to remove the casing from the battery pack ...

Page 11: ... phillips screw driver Installing the pattery pack Slide the battery pack into the back of the radio then lock it with the battery release button you will hear a click Releasing the battery pack Turn off the radio before releasing the battery pack Hold the radio face down Push the battery release button and slide the battery pack towards you 2 1 2 3 1 2 3 1 2 3 ...

Page 12: ...AN mode press this control to move the scanning downwards EXIT key push this button to exit the functions and settings Number keys With these keys you can input the information or your selections on the radio In tx mode push the number keys to send a corresponding DTMF code VFO MR A B BAND MENU EXIT STEP TXP SAVE SCAN VOX WN ABR SQL TDR BEEP TOT 1 2 3 4 5 6 0 7 8 9 CALL MON MENU EXIT STEP TXP SAVE...

Page 13: ...again to turn off this feature Monitor key Press it for a short time to light up the flashlight If you push this button again the flashlight will light up to strobo mode Press MON a third time to turn off the flashlight To activate the Monitor function press the button for a long time Band Key It allows you to change the frequency band shift VHF or UHF When you are listening to FM radio press this...

Page 14: ...ired MENU Push it again to enter the function Use EXIT SCAN SQL 0 A B C D 1 2 3 4 5 6 0 7 8 9 or EXIT SAVE SCAN ABR SQL TOT 0 A B C D 1 2 3 4 5 6 0 7 8 9 to change the setting Press MENU to confirm your selection or the EXIT key to exit Note1 in channel mode the setting of these features is not possible CTCSS DCS tones wide narrow bandwidth PTT ID Busy channel lock out channel name edit Note2 High...

Page 15: ... 00 000 MEM CH 000 26 27 OFFSET 05 000 MEM CH 036 DEL 000 WT L OFF RX L OFF TX LE OFF AL M OFF BAN UHF TDR OFF STE OFF RP S OFF RPT OFF PON FULL ROG OFF RESE ALL 400 136 2 OFF 1 5s MENU PTT EXIT 7 Dual watch Operation TDR MENU 7 0 1 2 3 4 5 6 7 8 9 10 11 12 13 SQL 5 STEP 25 0K TXP HIGH SAVE 1 VOX OFF WN WIDE ABR OFF TDR OFF BEEP OFF TOT 15 R DCS OFF R CTCS OFF T DCS OFF T CTCS OFF 0 1 2 3 4 5 6 7 ...

Page 16: ...ming software EOT Release PTT to send BOTH Press or release PTT to send PTT EXIT 20 PTT ID delay PTT LT MENU 20 0 1 2 3 4 5 6 7 8 9 10 11 12 13 SQL 5 STEP 25 0K TXP HIGH SAVE 1 VOX OFF WN WIDE ABR OFF TDR OFF BEEP OFF TOT 15 R DCS OFF R CTCS OFF T DCS OFF T CTCS OFF 0 1 2 3 4 5 6 7 8 9 10 11 12 13 SQL 6 STEP 12 5K TXP LOW SAVE 2 VOX 9 WN NARR ABR NARR TDR ON BEEP ON TOT 600 R DCS D023N R CTCS 67 0...

Page 17: ...6 37 38 39 RP STE OFF RPT RL OFF PONMSG FULL ROGER OFF 36 37 38 39 RP STE 5 RPT RL 5 PONMSG MSG ROGER ON 40 RESET ALL 400 875 136 225 40 RESET VFO 400 875 136 225 FM 100 700 ALARM 138 625 COPING R CTCSS or R DCS 400 875 136 225 R 400 875 136 225 H 400 875 136 225 L 400 875 136 225 400 875 136 225 FM 100 700 3 4 400 875 136 225 3 4 400 875 136 225 3 4 3 4 400 875 136 225 UHF 400 480MHz VHF 136 174M...

Page 18: ...75 136 225 Repeatedly tap key to turn it on or off Auto Auto 50 Frequency Scanning FM In frequency mode press key for more than 2s 14 15 16 17 E D ST DE 18 19 20 21 EV D T A 22 23 24 25 B LK 26 27 ET 0 CH 28 29 30 31 DEL CH 000 WT LED OFF RX LED OFF TX LED OFF 28 29 30 31 DEL CH 006 WT LED BLUE RX LED GREEN TX LED GREEN 32 33 34 35 AL MOD OFF BAND UHF TDR AB OFF STE OFF 32 33 34 35 AL MOD SITE BAN...

Page 19: ... MENU No 2 In this MENU you can select the high low output power Low power 1W High power VHF 6W UHF 5W Note select the output power can improve the quality of the call while the low output power can reduce the radiation and the battery capacity loss In chan nel mode press the fast key to switch between the high or low output power MENU No 55 Battery save SAVE MENU No 3 The power save feature enabl...

Page 20: ...ceive the frequency of channel A and channel B at the same time If a signal is detected will blink on the corresponding channel or frequency Note In Dual Watch operation mode you can change the parameter of AB chan nel or frequency freely Keypad beep BEEP MENU No 8 When this function is enabled everytime a button is pressed you will hear a beep tone Time Out Timer TOT MENU No 9 The TOT function is...

Page 21: ...oups of DCS codes are 208 DCS codes cannot be set in channel mode Transmitting CTCSS T CTCSS MENU No 13 In this Menu you can set a CTCSS tone in tx mode You can choose OFF or CTCSS 67 0 to 254 1 Hz Note there are 50 groups of CTCSS tones In channel mode the CTCSS tones cannot be enabled Voice function VOICE MENU No 14 With this function you activate a voice that informs you about any operation sel...

Page 22: ...three options TO Time operated SCAN Whenever a signal is detected the radio will suspend the SCAN for 5 seconds and then will continue to SCAN even if the signal is still present CO Carrier operated SCAN Whenever a signal is detected the radio will stop scanning It will resume to SCAN once the signal will disappear SE Search SCAN The radio will stop scanning once a signal is detected PTT ID PTT ID...

Page 23: ...When this function is on it may prevent other radios interference If the se lected channel is being used by other radios when you press key PTT your radio cannot transmit It can transmit only when the channel is no longer busy Auto Keypad Lock AUTOLK MENU No 24 When this feature is activated the keypad will be automatically locked after 15s this prevents accidental pressure of any keys Shift direc...

Page 24: ...ote You cannot overwrite a stored channel you have to delete it first See fol lowing paragraph No 28 Channel Delete DEL CH MENU No 28 In this menu you can delete a channel of the radio Standby backlight WT LED MENU No 29 In this MENU you can choose the color of the backlight when the radio is in standby mode You can choose amongst OFF backlight off GREEN RED ORANGE RX backlight RX LED MENU No 30 I...

Page 25: ...VHF 144 146MHz UHF 430 440MHz Dual Watch TDR AB Menu No 34 When this function is on you may receive signals of A B channel or frequency It can also be used for cross band receiving and transmitting You can choose amongst the following settings OFF CT690 can receive in both VFO not simultaneously or will blink on the transmitting frequency band A the radio can receive in both VFO not simultaneously...

Page 26: ... disable this function in normal using lest affect your normal con versation Delay time of side tone elimination in communication through repeater RPT RL Menu No 37 With this function you have the confirmation that the repeater has transferred the signal You can choose amongst OFF 1 2 3 4 5 10 to set the delay time Display mode at the turning on PONMSG Menu No 38 With this function you can set the...

Page 27: ...red radio frequency with the or keys or input the fre quency Press to change the radio station Press CALL to exit FM radio Note while you are listening to the radio the frequency or channel of A B recei ving signal will automatically switch to the frequency or channel mode for normal transmitting and receiving When the signal disappears the radio will automatically switch again to FM radio mode Ra...

Page 28: ...s 1 on the main radio The red led of the main radio and the green led of the sub radio will blink CL OUT will appear on the display 5 When the two leds do not blink anymore the LCD of the main radio shows COPYING and the sub radio reboots this means that cloning is finished and both equipments are ready for use Channel Frequency Mode conversion VFO MR Menu No 47 To switch between channel and frequ...

Page 29: ...ing to the channel you set 2 You can change the scanning direction with the keys 3 Press any key to stop scanning Note for Scan mode see Menu No 18 Automatic search FM Radio FM Menu No 52 This feature automatically searches the FM radio frequency The frequency range is 65 108MHz 1 In frequency or channel mode press CALL 2 Repeatedly press to automatically seach the FM Radio frequency 3 To exit FM ...

Page 30: ...ill beep and stop scanning 6 After setting press MR VFO for confirmation and store or press PTT or EXIT to return to standby mode NOTE 1 the DCS scanning has the same procedure of CTCSS code but you have to select MENU 10 to enter scanning NOTE 2 if CTCSS has not searched the code you can search using the DCS mode Cursor Conversion A B Menu No 54 Directly press AB to move the cursor up and down Th...

Page 31: ... 2500mAh Frequency step 2 5 5 6 25 10 12 5 25KHz Frequency offset 0 69 990KHz Duty cycle TX 5 RX 5 Stan by 90 Antenna impedance 50 Ohm Spurious radiation 7 5μV Sensitivity 122dBm 12dB SINAD Weight 203 gr Dimensions 100 x 58 x 33 mm Connection for accessories 2 pin Kenwood jack Specifications are subject to change without notice WARNING Direct plug in ac dc power supply must be used for disconnecti...

Page 32: ...ging or instruction ma nual of same must not be thrown away into normal disposal bins but brought to specialised waste disposal centres Here the various materials will be divi ded by characteristics and recycles thus making an important contribution to environmental protection ...

Page 33: ......

Page 34: ...ww nevada co uk The use of this transceiver can be subject to national restrictions Read the instructions carefully before installation and use Importado por MIDLAND IBERIA SA C Cobalt 48 08940 Cornellà de Llobregat Barcelona España www midland es El uso de este equipo puede estar sujeto a la obtención de la correspondiente autorización administrativa Lea atentamente las instrucciones antes de usa...

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