Cobra 29 LTD 29LTDCLASSIC_MANL
Cobra 29 LTD Manual
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Cobra 29 LTD manual content summary:
- Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 1
32 29 LTD Classic Specifications 33 Warranty Information 34 Notes...35 Optional Accessories 38 Order Form 40 If You Think You Need Service Back Cover Features of This Product • 40 CB Radio Channels • Heavy-Duty Dynamic Microphone • Full 4 Watts AM RF Power Output • SWR Calibration Meter - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 2
transceiver is held in the universal mounting bracket by two thumbscrews which allow for adjustment at a convenient angle. Mounting and Connection 1 Hold the radio with the mounting bracket in the exact desired location. If there is no interference, remove the bracket and use it as a template to - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 3
Installation DATE OF MFG :JUNE 98 FCC ID:BBO3K229LTD COBRA MADE IN CHINA SERIAL NO.:806135776 PRECISION ENGINEERED PRODUCT OF COBRA ELECTRONICS CORP. CHICAGO, ILL.60707 ANT PA.SP. EXT.SP. + POWER- Note Before installing the CB radio, visually check the vehicle's battery connection to determine - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 4
is connected to the ignition switch. 4 In a negative grounded vehicle, connect the red lead of the DC power cord to an accessory 12 volt fuse. 5 Connect the black lead to the negative side of the vehicle. This is usually the chassis. Any convenient location with a good electrical contact (remove - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 5
COBRA MADE IN CHINA NEERED PRODUCT OF . CHICAGO, ILL.60707 ANT PA.SP. EXT.SP. + POWER- 6 Plug power cable into back of unit marked "Power". NB/ ANL C SWR ANL SIG 1 3 5 7 9 +30dB CAL OFF VOLUME SQUELCH DYNAMIKE RFGAIN D OFF MIN MAX MIN MAX 8 Attach the 4-pin microphone cable to - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 6
OF COBRA ELECTRONICS CORP. CHICAGO, ILL.60707 PA.SP. EXT.SP. + POWER- Note 3-way Combination Antennas are also available which allow operation of all three bands (AM-FM & CB), using a single antenna. However, this type of antenna usually results in less than normal transmit and receive range - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 7
a serious problem. Also, when extremely low level signals are being received, the transceiver may be operated with the vehicle's engine turned off. The unit requires very little current and therefore will not significantly discharge the vehicle's battery. Even though the Cobra 29 LTD Classic has an - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 8
On Turning On Make sure the power cord, antenna and microphone are connected to their proper connectors before starting. SWR 2 3 CAL RF SIG 1 3 5 7 9 +30dB S/RF SWR CAL NB/ ANL ANL OFF CB B PA VOLUME SQUELCH DYNAMIKE RFGAIN D OFF MIN MAX MIN MAX 1 The CB/PA button should be in the - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 9
Operation Setting Channel Selector NB/ ANL CB ANL OFF PA RFGAIN BRT CH9 DIM NOR D E LTAT U N E RX/TX SWR CAL Setting Channel Selector AX MIN MAX 1 Select one of forty channels and adjust volume. The selected channel is indicated by the LED readout directly above the channel - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 10
RF connections. This calibration is critical in order to achieve optimum performance. S Note S Antenna Indicator LED will illuminate when TX if SWR is high. M NB/ ANL ANL OFF E CB PA RFGAIN BRT CH9 DIM NOR D E LTAT U N E RX/TX SWR CAL MAX MIN MAX 1 Select channel 20. SWR 2 3 CAL - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 11
PUSH & HOLD 3 Push and hold mic button. Note Calibration must be made in an open area (never in a garage). Vehicle doors must be closed. No one should be standing near the antenna. (See your antenna directions for more complete information). NB/ ANL CB ANL OFF PA RFGAIN BRT CH9 DIM NOR - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 12
OFF CB B PA VOLUME SQUELCH DYNAMIKE RFGAIN D Note The reading will be slightly higher on Channels 1 and 40 compared to Channel 20. antenna height adjustment (higher or lower) may be required. Repeat relcalibration steps. OFF MIN MAX MIN MAX 5 While still holding down the mic button, set - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 13
Operation To Receive To Receive R SWR 2 3 CAL RF SIG 1 3 5 7 9 +30dB S/RF SWR CAL NB/ ANL ANL OFF CB BRT CH9 PA DIM NOR VOLUME SQUELCH DYNAMIKE RFGAIN D E LTAT U N E S OFF MIN MAX MIN MAX 1 Rotate the On/Off Volume knob clockwise the green RT/TX LED will be illuminated. 13 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 14
DIM NOR IN D E LTAT U N E SWR CAL MAX 1 Switch to NOR to select desired channel. S-Meter Swings proportionately to strength of incoming signal when receiving. SWR 2 3 CAL RF SIG 1 3 5 7 9 +30dB VOLUME SQUELCH S/RF NB/ ANL SWR ANL CAL OFF DYNAMIKE C R 1 The S/FR-SWR-CAL switch must - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 15
NB-ANL/ANL/OFF (Noise Blanker/Automatic Noise Limiter) Switch SWR 2 3 CAL RF SIG 1 3 5 7 9 +30dB S/RF SWR CAL NB/ ANL ANL OFF CB B PA D VOLUME SQUELCH DYNAMIKE RFGAIN D NB-ANL/ANL/ OFF (Noise Blanker / Automatic Noise Limiter) Switch OFF MIN MAX MIN MAX 1 When switched to ANL the - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 16
Operation Bright/Dim Switch S S M Bright/Dim Switch BRT CH9 RX/TX A DIM NOR IN D E LTAT U N E SWR CAL MAX 1 Switch to BRT or DIM to control brightness of the channel indicator and multi-function meter for day or nighttime driving. 16 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 17
RF Gain is used to optimize reception in strong or weak signal areas. RF Gain Control SWR 2 3 CAL RF SIG 1 3 5 7 9 +30dB VOLUME SQUELCH S/RF NB/ ANL SWR ANL CAL OFF DYNAMIKE CB PA RFGAIN BRT CH9 DIM NOR D E LTAT U N E OFF MIN MAX MIN MAX R Note TShe RF Gain is used to optimize - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 18
Operation Setting DeltaTune Setting Delta-Tune Delta-Tune functions as a "fine tune" control enabling you to capture a more readable signal, as well as eliminate adjacent channel interference. SWR 2 3 CAL RF SIG 1 3 5 7 9 +30dB VOLUME SQUELCH S/RF NB/ ANL SWR ANL CAL OFF DYNAMIKE CB PA - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 19
NB/ ANL SWR ANL CAL OFF DYNAMIKE CB PA RFGAIN BRT CH9 RX/TX DIM NOR D E LTAT U N E GSaWtReCsALet to Desired Squelch Setting (DSS) OFF MIN MAX MIN MAX STRONG SIGNALS 3 To achieve the Desired Squelch Setting (DSS), turn the Squelch control counterclockwise until you hear noise. Now - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 20
n7 9a +i3s0dpB ropeSrWlyR ANL connected to the radio beforCeAL OFF VOLUME SQUELCH DYNAMIKE transmitting. Prolonged trans- CB PA RFGAIN BRT CH9 DIM NOR D E LTAT U N E mitting without an antenna, or a poorly matched antenna, couldOFcFause damage to theMIN MAX MIN MAX transmitter - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 21
Transmit PUSH & HOLD Operation Transmit 1 Push and hold mic button to transmit. Transmitter is now activated. When transmitting, hold the microphone two inches from your mouth and speak in a clear, normal voice. Release to receive. 21 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 22
Operation RF Meter RF Meter This meter swings proportionately to the RF output (outgoing signal) while transmitting. SWR 2 3 CAL RF SIG 1 3 5 7 9 +30dB VOLUME SQUELCH S/RF NB/ ANL SWR ANL CAL OFF DYNAMIKE CB PA RFGAIN 1 The S/RF-SWR-CAL switch must be in the S/RF position. OFF MIN - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 23
Operation External Speaker The external speaker jack is used for remote receiver monitoring. External Speaker ID:BBO3K229LTD COBRA ADE IN CHINA OF GO, ILL.60707 ANT PA.SP. EXT.SP. + POWER- 1 Connect an external speaker to the external speaker jack on the rear panel. Note The external speaker - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 24
is rotated clockwise, activity on the CB channel will be heard through the PA speaker. R SWR 2 3 CAL RF SIG 1 3 5 7 9 +30dB S/RF SWR CAL NB/ ANL ANL OFF CB BRT CH9 PA DIM NOR VOLUME SQUELCH DYNAMIKE RFGAIN D E LTAT U N E S OFF MIN MAX MIN MAX 2 Set CB/PA switch to PA position. 24 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 25
Operation 3 Push and hold microphone button and speak in a normal voice. Your voice will now transmit on the PA speaker. SWR 2 3 CAL RF SIG 1 3 5 7 9 +30dB VOLUME SQUELCH S/RF NB/ ANL SWR ANL CAL OFF DYNAMIKE CB PA RFGAIN BRT CH9 DIM NOR D E LTAT U N E RX/TX SWR CAL OFF MIN MAX - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 26
DC Power Pack rated at a minimum of 2 amps, and a properly installed base station antenna. Warning! Do not attempt to operate this transceiver by connecting it directly to 120 vac. Note For further information call Cobra Customer Service 1.773.889.3087. +- 1 Simply connect the red (+) and black - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 27
mount antenna allow you to quickly "install" your transceiver for temporary use. Temporary Mobile Set-Up DATE OF MFG :JUNE 98 FCC ID:BBO3K229LTD COBRA MADE IN CHINA SERIAL NO.:806135776 PRECISION ENGINEERED PRODUCT OF COBRA ELECTRONICS CORP. CHICAGO, ILL.60707 ANT PA.SP. EXT.SP. + POWER- 27 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 28
. D. Profanity is not allowed. E. You may not transmit music with a CB. F. Selling of merchandise and/or services is prohibited. 1. Set to channel 9 for emergencies Be sure antenna is properly connected. 2. CB Distress Data When transmitting an emergency, you should request a "REACT BASE" and - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 29
How Your CB Can Serve You The FCC gives these examples of permitted and prohibited messages for channel 9. These are only guidelines and not all-inclusive: Permitted Yes No Example Message " inches." Yes "Fire in building at 539 Main, Evanston." No "Halloween patrol number 3. All quiet." 29 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 30
How Your CB Can Serve You CB 10-Codes CB 10-Codes Citizen Bands have 10-27 10-28 Meaning Receiving poorly Receiving well Stop transmitting OK, message received Relay message Busy, stand by Out of service, leaving In service, subject to call Repeat info Moving to channel Identify your station 30 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 31
10-29 Time is up for contact 10-30 Does not conform to FCC rules 10-33 Emergency traffic 10-34 Trouble at this station 10-35 Confidential information 10-36 Correct time is 10-37 Wrecker needed at 10-38 Ambulance needed 10-39 Message delivered 10-41 Turn to channel 10 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 32
COBRA 29 LTD Classic transceiver represents one of the most advanced AM two-way radios used as a Class D station in the Citizens Radio Service. This unit features advanced Phase Lock Loop (PLL) circuitry providing complete coverage of all 40 CB channels. Channel Channel CB Freq. CB Freq. Channel - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 33
29 LTD Classic Specifications GENERAL CHANNELS CB - 40 CH FREQUENCY RANGE CB - 26.965 TO 27.405 MHZ FREQUENCY TOLERANCE 0.005 % FREQUENCY CONTROL PLL (PHASE LOCK LOOP) SYNTHESIZER OPERATING TEMPERATURE RANGE 30° C TO + 50° C MICROPHONE PLUG-IN - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 34
first consumer purchaser, provided that the product is utilized within the U.S.A. COBRA will, without charge, repair or replace, at its option, defective CB radios, products or component parts upon delivery to the COBRA factory Service Department, accompanied by proof of the date of first consumer - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 35
RF Notes Notes 35 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 36
Notes Notes 36 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 37
Notes Notes 37 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 38
Optional Accessories Replacement DC Power Cord For in vehicle use 426-002-N-001 $7.50 27.95 39" Full Range Base Load, Magnetic Mount Antenna For in vehicle use AT 70 $24.95 44" Full Rnage, Center Load, Dual Band CB/WX Antenna Allows greater transmission range while in a moving vehicle. - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 39
CA 75 NOISE CANCELLING AND TALK BACK VOLUME Noise Canceling/Power Microphone CS-500 $21.95 For in vehicle use CS 500 $24.95 You Can Find These Fine Accessories At Your Local Cobra CB Dealer If you wish, you can order directly from Cobra. CS-100 Order by phone Call 1.773.889.3087 (Press 1 from - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 40
Power Cord $7.50 251-353-9-001 Replacement Mounting Bracket $4.50 634-081-9-001 Replacement Thumb Screws $0.60 741-080-9-001 Replacement Microphone Bracket $0.45 AT 35 28" Full Range Center Load, Magnetic Mount Antenna ) payable to: Cobra Accessories Dept. 6500 West Cortland St. Chicago, IL - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 41
carrier such as United Parcel Service (UPS) or First Class Mail: to avoid loss in transit to: Cobra Factory Service, Cobra Electronics Corporation, 6500 W. Cortland St., Chicago, IL 60707. 6. 1.773.889.3087 for assistance. Cobra Electronics Corp.© 1999 Printed in Thailand Part No. 545-024-N-001 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 42
29 LTD Classic Operating Instructions for your Cobra 29 LTD Classic CB Radio "Ingenious Products for Easier Communication." - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 43
operating your Cobra radio, even though the FCC no longer requires you to obtain an operator's license. What's Included with Your 29 LTD Classic 1. CB transceiver 6. DC power cord 2. Microphone 7. FCC rules 3. Transceiver bracket 1. (not shown) 4. Microphone bracket 5. Operating Manual A1 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 44
1. Power On/Off,Volume Control 2. Squelch Control 17 3. Dynamike 4. RF Gain 5. Delta-Tune 6. SWR CAL 7. Channel Selector 8. LED Channel Display 9. ANT Indicator 10. RX (Receive)/ TX (Transmit) LED Indicator 11. Channel 9/ Normal Switch 12. Dimmer Switch 15 14 13 12 11 10 RX/TX 13. CB - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 45
you for purchasing the Cobra 29 LTD Classic CB 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 - Cobra 29 LTD | 29LTDCLASSIC_MANL - Page 46
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How to Use Your
Cobra 29 LTD Classic
Contents
Features
..................................................................................................
1
The CB Story
.........................................................................................
A1
FCC Regulations
FCC Warnings
Included Accessories
Controls & Indicators
.......................................................................
A2
Our Thanks to You
.............................................................................
A3
Customer Support
Installation
Location
.............................................................................................
2
Mounting and Connection
.........................................................
2
Antennas
CB Antenna
.......................................................................................
6
Marine Installation
.........................................................................
6
Ignition Noise Interface
.................................................................
7
Operating Your 29 LTD Classic
Turning On Your CB
........................................................................
8
Setting Channel Selector
.............................................................
9
Calibrate For SWR (Standing Wave Ratio)
..............................
10
To Receive
..........................................................................................
13
Selecting a Channel
.......................................................................
14
S-Meter
...............................................................................................
14
NB-ANL/ANL/Off (Noise Blanker/Automatic
.........................
15
Noise Limiter Switch)
Bright/Dim Switch
..........................................................................
16
RF Gain Control
................................................................................
17
Setting Delta-Tune
.........................................................................
18
Setting Squelch
...............................................................................
18
To Transmit
........................................................................................
20
Setting Dynamike
...........................................................................
20
Transmit
..............................................................................................
21
RF Meter
.............................................................................................
22
External Speaker
.............................................................................
23
PA (Public Address)
........................................................................
24
Home And Office Set-Up
.............................................................
26
Temporary Mobile Set-Up
...........................................................
27
How Your CB Can Serve You
..........................................................
28
A Few Rules You Should Know
..................................................
28
Channel 9 Emergency Messages
..............................................
28
CB 10 Codes
......................................................................................
30
Frequency Ranges
.............................................................................
32
29 LTD Classic Specifications
.......................................................
33
Warranty Information
.....................................................................
34
Notes
........................................................................................................
35
Optional Accessories
.......................................................................
38
Order Form
...........................................................................................
40
If You Think You Need Service
...................................
Back Cover
Features of This Product
•
40 CB Radio Channels
•
Heavy-Duty Dynamic
Microphone
•
Full 4 Watts AM RF Power Output
•
SWR Calibration Meter
•
Instant Channel 9
•
4-Pin Microphone Connector
•
Delta -Tune
•
Switchable Automatic Noise
Limiter & Noise Blanker
•
Adjustable Dynamike Boost
1
CAUTION: TO REDUCE THE RISK OF ELECTRIC
SHOCK DO NOT REMOVE COVER (OR BACK)
NO USER SERVICEABLE PARTS INSIDE
REFER SERVICING TO QUALIFIED SERVICE
PERSONNEL
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
!
!