BBOFRS110B

Th 2 Way Radio O pe rating Instru ctions for your Nothing comes close to a Co b ra ™ obra Electronics Corporation 500 West Cortland Street hicago, IL60707 bra Electronics Corp.© 2000 nted in China t No. 480-115-P-001 For te c h n i cal assistance, please call our Au to m a ted Help Desk which can assist you by answe ring the most fre q u e n t ly asked questions about Co b ra prod u ct s. (773) 889-3087 24 hours a day,7 days a week. A Consumer Service Representative can be reached through this same number 8:00 am - 8:00 pm,Monday through Friday,CST. echnical assistance is also available on-line in the Frequently Asked Questions (FAQ) section at www.cobraelec.com or by e-mail to [email protected] f you think you need service call 1.773.889.3087 your product should require factory service please call Cobra first before sending your nit in.This will ensure the fastest turn-around time on your repair.” u may be asked to send your unit to the Cobra factory. It will be necessary to furnish the follow- g in order to have the product serviced and returned. or Warranty Repair include some form of proof-of-purchase,such as a mechanical reproduction or carbon or a sales receipt.If you send the original receipt it cannot be returned. end the entire product. Enclose a description of what is happening with the unit.Include a typed or clearly print name and address of where the unit is to be returned. ack unit securely to prevent damage in transit.If possible,use the original packing material. hip prepaid and insured by way of a traceable carrier such as United Parcel Service (UPS) or First lass Mail to avoid loss in transit to:Cobra Factory Service, Cobra Electronics Corporation,6500 W. Cortland St.,Chicago,IL 60707. f the unit is in warranty,upon receipt of your unit it will either be repaired or exchanged depending on the model.Please allow approximately 3 to 4 weeks before contacting us for status. If the unit is out of warranty a letter will automatically be sent informing you of the epair charge or replacement charge. If you have any questions,please call 1.773.889.3087 for assistance. You Think You Need Service FRS 110 1 Thank you for purchasing the Cobra FRS 110 2-way Radio. Properly used,this Cobra product will give you many years of reliable service. Customer Support Should you encounter any problems with the product or not understand its many features, please refer to this owner’s manual.If,after referring to the manual,you still need help, call Cobra Customer Service at 773.889.3087. Our Thanks to You A3 Cobra Customer Service Live operators are available M-F 8:00 am - 8:00 pm CST at:773.889.3087 Automated Technical Assistance available 24 hours a day,seven days a week.E-mail questions to: p rod u ct i n fo @ co b ra e l e c. co m Co b ra on the Wo rld Wi d e We b :Frequently Asked Questions (FAQ) can be found on-line at: www.cobraelec.com Controls and Indicators A2 Antenna Microphone/Speaker Jack On/Off Power Button LCD Display Panel Light/Max Range Button Down/Up Volume Control Speaker Battery Compartment Talk Button Call Button Channel Select Button 6 7 91 1 1 0 3 5 1 2 8 4 1 2 9 1 1 1 0 This device complies with Part 15 of the FCC rules.Operation is subject to the following two conditions: (1) this device may not cause harmful interference,and (2) this device must accept any i nte rfe re n ce re ce i ve d,i n c l u d i n g interference that may cause undesired operation. 1 Features of This Product • Two-way static-free radio with up to a 2 mile range •14 channels • SuperFlex™ antenna • Holster belt clip • Roger beep confirmation tone • Backlit LCD • Speaker/Microphone jacks Contents Features...........................................................................1 The FRS Story................................................................A1 FCC Warnings Included Accessories Controls & Indicators.................................................A2 Our Thanks to You.......................................................A3 Customer Support...................................................A3 Operating your microTALK Battery Installation...................................................2 Turning On..................................................................3 Illuminating the Display........................................3 Auto Squelch.............................................................4 Maximum Range Extender/Auto Monitor......4 Select Channel..........................................................5 Auto Battery Save.....................................................5 Calling Another Party.............................................6 Talking To Another Party.......................................7 Talk Confirmation Tone..........................................8 Listening For Another Party.................................8 microTALK Range.....................................................9 Making Life Easier And Safer...............................10 External Microphone/Speaker Jack...................12 Frequency Ranges......................................................13 Caring for Your microTALK......................................14 microTALK Specifications........................................16 Limited Two Year Warranty.....................................18 Optional Accessories.................................................19 Order Form.....................................................................20 If You Think You Need Service...............Back Cover Pull lock tab down to remove battery cover. Insertfour “AAA” batteries. Position batteries according to po l a ri ty marki n g s. Operation 3 Operation 2 Note Batteries not included with microTALK 2-way radio. Always use high quality alkaline batteries. Note When batteries are low the i n d i ca tor willb l i n k . Install Batteries Battery Installation 12 Turning On Your microTALK Note Whenever the unit is on you can receive communi- cations. Turning On Your microTALK Illuminating the …

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Front View Back View Left Side View Right Side View

Circuit Board, Component Side Circuit Board, Track Side

ALIGNMENT INSTRUCTIONS WARNING Any repairs or adjustment should be made under the supervision of a qualified radio-telephone technician. TRANSMITTER 1. Power Supply Voltage The power supply voltage should be set for 6.0 V DC measured at the radio during transmit. Periodically check the supply voltage during the alignment procedure. 2. Frequency Setting A. Connect a frequency counter or Communications Service Monitor to the antenna connector through an RF power attenuates (10 watt minimum rating, 20 dB minimum attenuation). B. Depress the PTT switch. C. Adjust the TCXO-1 such that output frequency is equal to the channel Frequency with a maximum error of +/-500 Hz. D. Release the PTT switch. 3. Output Power Alignment A. Set the power supply voltage for 6.0 V DC. B. Connect a communications Service Monitor or a wattmeter and dummy load to the antenna connector C. Depress the PTT switch. D. To be convinced for 0.5 watt output power with a maximum error of +/-0.1 watt. E. Release the PTT switch. 4. Deviation Adjustment A. Connect an audio generator to the microphone jack JIG. The audio frequency should be set at 1 KHz B. Connect an FM deviation meter or communication Service Monitor to the antenna connector Through an RF power attenuates (10 watt minimum rating, 20 dB minimum attenuates ). Set the monitor to read peak deviation. C. Depress the PTT switch. D. Adjust the audio generator level 100 mV rms. E. Adjust RV3 for 2.3 KHz maximum deviation. F. Release the PTT switch.

ENGINEERING STATEMENT For Type Certification of COBRA ELECTRONICS CORPORATION Model No: FRS 110 FCC ID: BBOFRS110B I am an Electronics Engineer, a principal in the firm of Hyak Laboratories, Inc., Springfield, Virginia. My education and experience are a matter of record with the Federal Communications Commission. Hyak Laboratories, Inc. has been authorized by Cobra Electronics Corporation to make type certification measurements on the FRS 110 transceiver. These tests made by me or under my supervision in our Springfield laboratory. Test data and documentation required by the FCC for Type Certification are included in this report. The data verifies that the above mentioned transceiver meets FCC requirements and Type Certification is requested. ______________________________ Rowland S. Johnson Dated: December 8, 1999 A. INTRODUCTION The following data are submitted in connection with this request for type certification of the FRS 110 transceiver in accordance with Part 2, Subpart J of the FCC Rules. The FRS 110 is a portable, battery operated, UHF, frequency modulated transceiver intended for 12.5 kHz channel family radio service applications in the 462.5625-467.7125 MHz band. It operates from a nominal 6.0 Vdc battery supply. (Manufacturer’s rated output power is 0.5 watts ERP. B. GENERAL INFORMATION REQUIRED FOR TYPE CERTIFICATION (Paragraph 2.983 of the Rules) 1. Name of applicant: Cobra Electronics Corporation 2. Identification of equipment: FCC ID: BBOFRS110B a. The equipment identification label is submitted as a separate exhibit. b. Photographs of the equipment are submitted as a separate exhibit. 3. Quantity production is planned. 4. Technical description: a. 11k0F3E emission b. Frequency range: 462.5625 - 467.7125 MHz. c. Operating power of transmitter is fixed at the factory at less than 0.5 W ERP. d. Maximum power permitted is 0.5 watts, and the FRS 110 fully complied with that power limitation. e. The dc voltage and dc currents at final amplifier: Collector voltage: 5.8 Vdc Collector current: 0.37 A f. Function of each active semiconductor device: See Appendix 1. g. Complete schematic diagram is submitted as a separate exhibit. h. A draft instruction manual is submitted as a separate exhibit. i. The transmitter tune-up procedure is submitted as a separate exhibit. 2 B. GENERAL INFORMATION (continued) j. A description of circuits for stabilizing frequency is included in Appendix 2. k. A description of circuits and devices employed for suppression of spurious radiation and for limiting modulation is included in Appendix 3. l. Not applicable. 5. Data for 2.985 through 2.997 follow this section. C. RF_Power_Output (Paragraph 2.985(a) of the Rules) The FRS 110 has a permanently attached built-in antenna without provisions for a coaxial connector. Therefore RF power output was calculated, see Table 1. (The transmitter was tuned by the factory.) TABLE 1 Operating Freq., MHz Power watts into a dipole antenna 462.5625 0.492 D. MODULATION CHARACTERISTICS 1. A curve showing frequency response of the transmitter is shown in Figure 1. Reference level was audio signal output from a Boonton 8220 modulation meter with one kHz deviation. Audio output was measured with an Audio Precision System One integrated test system. 2. Modulation limiting curves are shown in Figure 2, using a Boonton 8220 modulation meter. Signal level was established with a Audio Precision System One integrated test system. The curves show compliance with paragraphs 2.987(b). 3. Figure 3 is a graph of the post-limiter low pass filter which provides a roll-off of 60Logf/3 dB where f is audio frequency in kHz. Measurements were made following EIA RS-152B with an Audio Precision System One integrated test system on the Boonton 8220 modulation meter audio output. 3 4. Occupied_Bandwidth (Paragraphs 2.989(c) of the Rules) Figure 4 is a plot of the sideband envelope of the transmitter output taken with a Tektronix 494P spectrum analyzer. Modulation corresponded to conditions of 2.989(c)(1) and consisted of 2500 Hz tone at an input level 16 dB greater than that necessary to produce 50% modulation at 2670 Hz, the frequency of maximum response. Measured modulation under these conditions was 2.1 kHz. Emission designator: (2M + 2D) (2 x 3 kHz) + (2 x 2.5 kHz) = 11k0F3E 4 FIGURE 1 MODULATION FREQUENCY RESPONSE MODULATION FREQUENCY RESPONSE FCC ID: BBOFRS110B FIGURE 1 5 FIGURE 2 AUDIO LIMITER CHARACTERISTICS AUDIO LIMITER CHARACTERISTICS FCC ID: BBOFRS110B FIGURE 2 6 FIGURE 3 AUDIO LOW PASS FILTER RESPONSE AUDIO LOW PASS FILTER RESPONSE FCC ID: BBOFRS110B FIGURE 3 7 FIGURE 4 OCCUPIED BANDWIDTH ATTENUATION IN dB BELOW MEAN OUTPUT POWER Required On any frequency more than 50% up to and including 100% of the 25 authorized bandwidth, 12.5 kHz (6.25-12.5 kHz) On any frequency more than 100%, up to and including 250% of the 35 authorized bandwidth (12.5-31.25 kHz) On any frequency removed from the assigned frequency by more 43+10LogP = 40 than 250% of the authorized (P = 0.492) bandwidth (over 31.25 kHz) OCCUPIED BANDWIDTH FCC ID: BBOFRS110B FIGURE 4 8 D. MODULATION CHARACTERISTICS (Continued) The plots are within FCC limits. The horizontal scale frequency) is 10 kHz per division and the vertical scale amplitude) is a logarithmic presentation equal to 10 dB per division. E. SPURIOUS EMISSIONS AT THE ANTENNA TERMINALS (Paragraph 2.991 of the Rules) The FRS 110B has a permanently attached antenna. There is no connector for an external antenna. Therefore, no antenna terminal conducted measurements were made. F. DESCRIPTION OF RADIATED SPURIOUS MEASUREMENT FACILITIES A description of the Hyak Laboratories’ radiation test facility is a matter of record with the FCC. The facility was accepted for radiation measurements from 25 to 1000 MHz on October 1, 1976 and is currently listed as an accepted site. G. FIELD STRENGTH MEASUREMENTS OF SPURIOUS RADIATION Field intensity measurements of radiated spurious emissions from the FRS 110 were made with a …

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ENGINEERING STATEMENT For Type Certification of COBRA ELECTRONICS CORPORATION Model No: FRS 110 FCC ID: BBOFRS110B I am an Electronics Engineer, a principal in the firm of Hyak Laboratories, Inc., Springfield, Virginia. My education and experience are a matter of record with the Federal Communications Commission. Hyak Laboratories, Inc. has been authorized by Cobra Electronics Corporation to make type certification measurements on the FRS 110 transceiver. These tests made by me or under my supervision in our Springfield laboratory. Test data and documentation required by the FCC for Type Certification are included in this report. The data verifies that the above mentioned transceiver meets FCC requirements and Type Certification is requested. ______________________________ Rowland S. Johnson Dated: December 8, 1999 A. INTRODUCTION The following data are submitted in connection with this request for type certification of the FRS 110 transceiver in accordance with Part 2, Subpart J of the FCC Rules. The FRS 110 is a portable, battery operated, UHF, frequency modulated transceiver intended for 12.5 kHz channel family radio service applications in the 462.5625-467.7125 MHz band. It operates from a nominal 6 Vdc battery supply. (Manufacturer’s rated output power is 0.5 watts ERP. B. GENERAL INFORMATION REQUIRED FOR TYPE CERTIFICATION (Paragraph 2.983 of the Rules) 1. Name of applicant: Cobra Electronics Corporation 2. Identification of equipment: FCC ID: BBOFRS110B a. The equipment identification label is submitted as a separate exhibit. b. Photographs of the equipment are submitted as a separate exhibit. 3. Quantity production is planned. 4. Technical description: a. 11k0F3E emission b. Frequency range: 462.5625 - 467.7125 MHz. c. Operating power of transmitter is fixed at the factory at less than 0.5 W ERP. d. Maximum power permitted is 0.5 watts, and the FRS 110 fully complied with that power limitation. e. The dc voltage and dc currents at final amplifier: Collector voltage: 5.8 Vdc Collector current: 0.37 A f. Function of each active semiconductor device: See Appendix 1. g. Complete schematic diagram is submitted as a separate exhibit. h. A draft instruction manual is submitted as a separate exhibit. i. The transmitter tune-up procedure is submitted as a separate exhibit. 2 B. GENERAL INFORMATION (continued) j. A description of circuits for stabilizing frequency is included in Appendix 2. k. A description of circuits and devices employed for suppression of spurious radiation and for limiting modulation is included in Appendix 3. l. Not applicable. 5. Data for 2.985 through 2.997 follow this section. C. RF_Power_Output (Paragraph 2.985(a) of the Rules) The FRS 110 has a permanently attached built-in antenna without provisions for a coaxial connector. Therefore RF power output was calculated, see Table 1. (The transmitter was tuned by the factory.) TABLE 1 Operating Freq., MHz Power watts into a dipole antenna 462.5625 0.492 D. MODULATION CHARACTERISTICS 1. A curve showing frequency response of the transmitter is shown in Figure 1. Reference level was audio signal output from a Boonton 8220 modulation meter with one kHz deviation. Audio output was measured with an Audio Precision System One integrated test system. 2. Modulation limiting curves are shown in Figure 2, using a Boonton 8220 modulation meter. Signal level was established with a Audio Precision System One integrated test system. The curves show compliance with paragraphs 2.987(b). 3. Figure 3 is a graph of the post-limiter low pass filter which provides a roll-off of 60Logf/3 dB where f is audio frequency in kHz. Measurements were made following EIA RS-152B with an Audio Precision System One integrated test system on the Boonton 8220 modulation meter audio output. 3 4. Occupied_Bandwidth (Paragraphs 2.989(c) of the Rules) Figure 4 is a plot of the sideband envelope of the transmitter output taken with a Tektronix 494P spectrum analyzer. Modulation corresponded to conditions of 2.989(c)(1) and consisted of 2500 Hz tone at an input level 16 dB greater than that necessary to produce 50% modulation at 2670 Hz, the frequency of maximum response. Measured modulation under these conditions was 2.1 kHz. Emission designator: (2M + 2D) (2 x 3 kHz) + (2 x 2.5 kHz) = 11k0F3E 4 FIGURE 1 MODULATION FREQUENCY RESPONSE MODULATION FREQUENCY RESPONSE FCC ID: BBOFRS110B FIGURE 1 5 FIGURE 2 AUDIO LIMITER CHARACTERISTICS AUDIO LIMITER CHARACTERISTICS FCC ID: BBOFRS110B FIGURE 2 6 FIGURE 3 AUDIO LOW PASS FILTER RESPONSE AUDIO LOW PASS FILTER RESPONSE FCC ID: BBOFRS110B FIGURE 3 7 FIGURE 4 OCCUPIED BANDWIDTH ATTENUATION IN dB BELOW MEAN OUTPUT POWER Required On any frequency more than 50% up to and including 100% of the 25 authorized bandwidth, 12.5 kHz (6.25-12.5 kHz) On any frequency more than 100%, up to and including 250% of the 35 authorized bandwidth (12.5-31.25 kHz) On any frequency removed from the assigned frequency by more 43+10LogP = 40 than 250% of the authorized (P = 0.492) bandwidth (over 31.25 kHz) OCCUPIED BANDWIDTH FCC ID: BBOFRS110B FIGURE 4 8 D. MODULATION CHARACTERISTICS (Continued) The plots are within FCC limits. The horizontal scale frequency) is 10 kHz per division and the vertical scale amplitude) is a logarithmic presentation equal to 10 dB per division. E. SPURIOUS EMISSIONS AT THE ANTENNA TERMINALS (Paragraph 2.991 of the Rules) The FRS 110B has a permanently attached antenna. There is no connector for an external antenna. Therefore, no antenna terminal conducted measurements were made. F. DESCRIPTION OF RADIATED SPURIOUS MEASUREMENT FACILITIES A description of the Hyak Laboratories’ radiation test facility is a matter of record with the FCC. The facility was accepted for radiation measurements from 25 to 1000 MHz on October 1, 1976 and is currently listed as an accepted site. G. FIELD STRENGTH MEASUREMENTS OF SPURIOUS RADIATION Field intensity measurements of radiated spurious emissions from the FRS 110 were made with a Te…

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