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Our Thanks to You and
FCC License Required
Introduction
Our Thanks to You
•
Thank you for purchasing a Cobra amateur mobile radio. Properly used,
this Cobra product will give you many years of reliable service.
FCC License Required
•
Owner’s Manual
The United States Federal Communications Commission (FCC)
requires that users of the frequencies on which this radio
operates be licensed. See page 16 for licensing and other
FCC information.
The Cobra line of quality products includes:
CB Radios
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Our Thanks to You and FCC License Required Introduction Our Thanks to You • Thank you for purchasing a Cobra amateur mobile radio. Properly used, this Cobra product will give you many years of reliable service. FCC License Required • Owner’s Manual The United States Federal Communications Commission (FCC) requires that users of the frequencies on which this radio operates be licensed. See page 16 for licensing and other FCC information. The Cobra line of quality products includes: CB Radios
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Controls and Indicators Microphone and Features Introduction Introduction Controls and Indicators Microphone • • SWR / S/RF Press-To-Talk Button (PTT) Dual 7 Dim / CW / FM / AM / Six Digit Segment SWR CAL USB / LSB Frequency Frequency Display Display Analog WARNING Band RX / TX Meter A / B / C / D Indicator RISK OF ELECTRIC SHOCK. DO NOT OPEN. DO NOT REMOVE COVER OR BACK. NO USER SERVICEABLE PARTS INSIDE. REFER TO SERVICING TO QUALIFIED SERVICE PERSONNEL. Features • -- -- 4341 Operating Freq
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Contents Introduction Introduction Our Thanks to You . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A1 FCC License Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A1 Controls and Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A2 Microphone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A3 Features . . . . . . . . . . .
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Specifications Specifications Your Mobile Radio Your Mobile Radio Specifications Specifications • • General Receiver Frequency Range 28.0 to 29.7 MHz Sensitivity AM: 0.5 μV for 10 dB S/N FM/SSB/CW: 0.25 μV for 12 dB S/N Frequency Control Phase Lock Loop (PLL) synthesizer Audio Frequency Frequency Stability 0.005% 300 to 3,000 Hz Response Operating -22°F to 122°F (-6°C to + 50°C) Maximum Signal Temperature Range 45 dB to Noise Ratio Antenna Impedance 50 ohms Image Rejection 65 dB Antenna Con
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Included in this Package Installation and Connection Your Mobile Radio Your Mobile Radio Included in this Package Installation and Connection • • You should find all of the following items in the package with your radio. Refer to the illustration on page A2 for connection points on the back of the unit while installing your radio. -- 4Location Transceiver Universal Mounting Bracket Plan the location of the transceiver and microphone brackets before starting the installation. Select a location t
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Installation and Connection Installation and Connection Your Mobile Radio Your Mobile Radio Installation and Connection Installation and Connection • • -- -- 4Ignition Noise Interference 4Tuning the Antenna for Optimum SWR Use of a mobile receiver at low signal levels is normally limited by the presence of Because such a wide variety of base and mobile antennas are available, this section electrical noise. The primary source of noise in automobile installations is from the will concern itself
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Installation and Connection and Operation Controls Your Mobile Radio Your Mobile Radio Installation and Connection Controls • • If you are having difficulties in adjusting your antenna, check the following: -- 4Off / On / Volume 1. All doors must be closed when adjusting the antenna. Turn clockwise to apply power to the unit and to set the desired listening level. During normal operation, the volume control is used to adjust the output level 2. Make sure the antenna base is grounded. obtained
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Controls Controls Your Mobile Radio Your Mobile Radio Controls Controls • • -- -- 4High Power 4NB / ANL Places the transmitter in high power (30 watts) mode when the button is pressed to When this button is in the ANL (in) position, only the automatic noise limiter in the in position and in low power (4 watts) mode when the button is in the out position. the audio circuits is activated. When the button is in the NB/ANL (out) position, the RF noise blanker also is activated. The RF noise blan
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Frequency Frequency Your Mobile Radio Your Mobile Radio Frequency Frequency • • Three controls and one indicator are used together to set and display the radio -- 4Frequency Display frequency on which your mobile radio will receive and transmit signals. In this Receive and transmit frequencies are shown directly by the 6 digit numeric connection, it is important to understand the frequency bands built into the unit display in 100 Hz increments. and the way they are displayed on the Dual 7 Se
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Operating to Receive and Indicators and Microphone Transmit Your Mobile Radio Your Mobile Radio Indicators Operating to Receive • • To begin operating your radio: -- 4Analog Meter The meter needle swings proportionally to the strength of the incoming signal 1. Be sure the power source, microphone and antenna are properly connected. or RF output power in receive or transmit modes. 2. Turn the unit on by turning the volume knob clockwise and set the volume for a When used to tune the antenna or
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Maintenance and Government Alternate Microphones Regulatory Information and Installation Your Mobile Radio Your Mobile Radio Maintenance Alternate Microphones and Installation • • The transceiver is specifically designed for the environment encountered in mobile For best results, the user should select a low-impedance dynamic type microphone installations. The use of all solid-state circuitry and its light weight result in high reliability. or a transistorized microphone. Transistorized-type m
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Alternate Microphones Alternate Microphones and Installation and Installation Your Mobile Radio Your Mobile Radio Alternate Microphones and Installation Alternate Microphones and Installation • • Fig. 2 Microphone cable preparation To wire the microphone cable to the plug provided, proceed as follows: 1. Remove the retaining screw. 2. Unscrew the housing from the pin receptacle body. 3. Loosen the two cable clamp retainer screws. 4. Feed the microphone cable through the housing, knurled ring a
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ARRL Q Signals ARRL Q Signals Your Mobile Radio Your Mobile Radio ARRL Q Signals ARRL Q Signals • The most commonly used are shown bold. QSD Is my keying defective? Your keying is defective. Some have slightly modified meanings in everyday usage. QSG Shall I send ____ messages at a time? Send ____ messages at a time. The official list follows. QSK Can you hear me between your signals and if so can I break in on your QRA What is the name of your station? The name of your station is ____. transm
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Warranty and Trademark Acknowledgement Product Service Warranty Customer Assistance Limited Two-Year Warranty Product Service • • If you have any questions about operation or installing your new -- 4For Products Purchased in the U.S.A. Cobra product, or if you are missing parts… Cobra Electronics Corporation warrants that its Cobra radios, and the component parts thereof, will be free of defects in workmanship and materials for a period of Please call Cobra first! DO NOT RETURN THIS PRODUCT
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Order Form and Optional Accessories Accessories Customer Assistance Customer Assistance Accessories Order Form • • Name 4 Pin Premium 4 Pin Premium Noise-Cancelling Microphone Noise-Cancelling Microphone Address (No P.O. Boxes) City State/Province Zip/Postal Code Country Telephone Credit Card Number Type: r Visa r MasterCard r Discover Exp. Date HG M84 $74.95 HG M84W $74.95 Wood Grain Customer Signature Amount Shipping/Handling* Dynamic Noise Canceling Noise Canceling With Item
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Our Thanks to You and FCC License Required Introduction Our Thanks to You • Thank you for purchasing a Cobra amateur mobile radio. Properly used, this Cobra product will give you many years of reliable service. FCC License Required • Owner’s Manual The United States Federal Communications Commission (FCC) requires that users of the frequencies on which this radio operates be licensed. See page 16 for licensing and other FCC information. The Cobra line of quality products includes: CB Radios
