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Cobra Electronics Corporation

6500 W. Cortland Street

Chicago, IL 60707

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19.ULTRA.MANUAL.qx   9/15/97 4:09 PM  Page 1

Summary of Contents for 19 ULTRA II

Page 1: ...Cobra Electronics Corporation 6500 W Cortland Street Chicago IL 60707 place stamp here 19 ULTRA MANUAL qx 9 15 97 4 09 PM Page 1 ...

Page 2: ...with Part 15 of the F C C rules Operation is subject to the following conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation 19 ULTRA MANUAL qx 9 15 97 4 09 PM Page 2 ...

Page 3: ...40 CHANNEL HOW TO USE YOUR CITIZENS BAND 2 WAY MOBILE RADIO WITH INSTANT EMERGENCY CHANNEL 9 MODEL 19ULTRA II 19 ULTRA MANUAL qx 9 15 97 4 09 PM Page 3 ...

Page 4: ...se Interference 7 Operation Controls and Indicators 8 9 10 Operating Procedure to Receive 11 Operating Procedure to Transmit 11 Maintenance and Adjustment 12 Appendix Ten Code 13 A Few Rules That Should Be Obeyed 14 How Your CB Can Serve You 14 Use Channel 9 for Emergency Messages Only 15 If You Need Service 16 Limited Two Year Warranty 17 Accessories Inside Back Page 19ULTRA II 19 ULTRA MANUAL qx...

Page 5: ...parts of a unique nature with parts other than those rec ommended by Cobra may cause violation of the technical reg ulations of Part 95 of the FCC Rules or violation of Type Acceptance requirements of Part 2 of the Rules Citizens Band CB Radio operators are no longer required to obtain an FCC license to operate their CB equipment or pro vide station identification Nevertheless an operator of a CB ...

Page 6: ...15 12 27 105 32 27 325 13 27 115 33 27 335 14 27 125 34 27 345 15 27 135 35 27 355 16 27 155 36 27 365 17 27 165 37 27 375 18 27 175 38 27 385 19 27 185 39 27 395 20 27 205 40 27 405 These frequencies are generated and accurately controlled by a phase lock hoop PLL circuit comprised of the latest state of the art integrat ed circuit technology ensuring high reliability and excellent frequency stab...

Page 7: ...e Frequency 300 to 3000 Hz Output Impedance 50 ohms unbalanced Output Protection Output transistors protected against mis match up to 20 1 RECEIVER Sensitivity Less than 1µV for 10dB S N N Selectivity 6 dB 7 KHz 55dB 15 KHz Image Rejection 60 dB typical Adjacent CH Rejection 50 dB typical IF Frequencies Double conversion 1st 10 695 MHz 2nd 455 KHz Automatic Gain Control Less than 10dB change in au...

Page 8: ...justment at the most convenient angle A universal mounting bracket is supplied along with self tapping screws and star washers The mounting must be mechanically strong and also provide a good electrical connection to the chassis of the vehi cle To mount the transceiver 1 Determine the most convenient location in your vehicle Hold the COBRA radio with mounting bracket in the exact location desired ...

Page 9: ...ngine running Before installing the CB radio visually check the vehicle battery connections to determine which battery terminal positive or neg ative positive is the larger of the two is grounded to the engine block or chassis 5 Connect the black lead to the negative side of the automobile This is usually the chassis of the car Any convenient location with good electrical contact remove paint may ...

Page 10: ...tion of the body of the vehicle For all practical pur poses however the radiation pattern is nondirectional The slight direc tional characteristic will be observed only at extreme distances A stan dard antenna connector type SO 239 is provided on the transceiver for easy connection to a standard PL 259 cable termination Cobra loaded type antenna models ATW 500 AT 55 ATW 1000 and ATW 400 are highly...

Page 11: ...es require different solutions to reduce the noise Consult your COBRA dealer or a 2 way radio techni cian for help in locating and correcting the source of severe noise Base Station Operation Operation from 120VAC House Current To operate your transceiver from your home or office using the regular house current as the power source you will require a 12VDC power pack that has been specially designe...

Page 12: ...lightly stronger than the average receiver noise Further clockwise rotation will increase the threshold level which a signal must overcome in order to be heard Only strong signals will be heard at a maximum clock wise setting 3 Microphone Connector This front mounted screw on connector allows for convenient removal of the microphone plug when storage is required The microphone MUST be connected to...

Page 13: ...activity 7 TX Indicator LED This indicator will light red when in the trans mit mode 8 LED Channel Display The selected operating channel will be dis played here 9 Channel Selector Switch When turned this knob is used to select any one of the forty citizens band channels desired For a ÒRAPIDÓ change of channels depress and hold the desired button up and down This allows all 40 channels to be cover...

Page 14: ...one to prevent acoustic feed back Physical separation or isolation of the microphone and speaker must be employed when operating the PA at high output levels 3 EXTERNAL SPEAKER The External Speaker Jack is used for remote receiver monitoring The external speaker should have 8 ohm impedance and be rated to handle at least 4 0 watts When the external speaker is plugged in the internal speaker is aut...

Page 15: ...d Do not advance the control too far or some of the weak er signals will not be heard Operating Procedure to Transmit 1 Select the desired channel 2 Press to Talk Switch The receiver and transmitter are controlled by the press to talk switch on the microphone Press the switch and the transmitter is activated release switch to receive When transmit ting on a clear channel hold the microphone two in...

Page 16: ... and tuned for mini mum SWR NOTE COBRA antennas include full instructions for tuning your antenna If youÕre still in doubt about the procedure contact the COBRA dealer from whom you purchased your radio and antenna for advice If you hired an installer to install your radio and antenna contact him If you are unable to correct the problem refer to the WARRANTY SER VICE INSTRUCTIONS at the end of thi...

Page 17: ...nt 10 60 What is next message num ber 10 13 Advise Weather Band 10 62 Unable to copy use phone conditions 10 63 Net directed to 10 16 Make pick up at 10 64 Net Clear 10 17 Urgent business 10 65 Awaiting your next 10 18 Anything for us message assignment 10 19 Nothing for you return 10 67 All units comply to base 10 70 Fire at 10 20 My location is 10 71 Proceed with transmission in 10 21 Call by te...

Page 18: ...You are not allowed to use profanity 5 You may not play music in your CB 6 You may not use your CB to sell merchandise or professional service How Your CB Can Serve You Warn of traffic tie ups ahead Provide weather and road information Provide help fast in event of emergency or breakdown Suggest good spots to eat and sleep Make long trips more interesting and help keep you awake Provide direct con...

Page 19: ...a thunderstorm warning Bring the sailboat into port Ó No ÒAttention all motorists The Weather Bureau advises that the snow tomorrow will accumulate 4 to 6 inches Ó Yes ÒThere is a fire in the building on the corner of 6th and Main Streets Ò No ÓThis is Halloween patrol unit number 3 Everything is quiet here Ó Appendix Cont Use Channel 9 For Emergency Message Only FCC give the following examples of...

Page 20: ...arbon or a sales receipt If you send the original receipt it cannot be returned 2 Send the entire product Must include CB unit and microphone 3 Enclose a description of what is happening with the unit Include a typed or clearly printed name and address of where the unit is to be returned 4 Pack unit securely to prevent damage in transit If possible use the original packing material 5 Ship prepaid ...

Page 21: ... ÒIf You Think You Need ServiceÓ section of the OwnerÕs Manual Exclusions This limited warranty does not apply 1 to any product damaged by accident 2 in the event of misuse or abuse of the product or as a result of unauthorized alterations or repairs 3 if the serial number has been altered defaced or removed 4 if the owner of the product resides outside the U S A All implied warranties including w...

Page 22: ...t clearly Name __________________________________________________________________ Address Not P O Box ____________________________________________________ City ________________________________State____________Zip ________________ Credit Card No ______________________________________Exp Date ____________ Customer Signature __________________________________________ Circle One Visa MasterCard Discov...

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