CRT S 8040 Owner'S Manual Download Page 16

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TBCHNICAL CHARACTBRISTICS

GBNBRAL

Frequency ranges

26.565 to 27.405MHz

Modulation modes

AM/FM

Antenna impedance

50 Ohms

Power supply

. 3.2V

Dimensions (in mm)

. 50×. 40×4.

Weight

76. g

TRANSMISSION

Carrier power

Frequency error

± 300Hz

Emitted power in the adj. channel

inferior to 20µW

Transmission interference

inferior to 4nW (–54dBm)

Audio response

300Hz to 3kHz in AM/FM

Microphone sensitivity

3mV

Maximum current

max 3A

Modulated singal distortion

inferior to 5%

RBCBPTION

Max sensitivity at 20dB sinad

0.8µV to . . 3 dB FM; . .5µV to . 03 dBm AM

Frequency response

300Hz to 3kHz in AM/FM

Adjacent channel selectivity

60dB

Maximum audio power

Squelch sensitivity

Minimum 0.2µV, –. 20 dBm; Maximum . mV, –47 dBm

Maximum current

0.3A nominal/. .2A maximum

Summary of Contents for S 8040

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Page 6: ... And How To Mount Your Mobile CB Radio 4 Antenna Installation 5 Power Connection 6 Basic Operations 6 Adjustment Of SWR Standing Wave Ratio 7 HOW TO USB YOUR CB RADIO 8 Front panel 8 Rear panel 0 Norm Selection Reset TBCHNICAL CHARACTBRISTICS 12 2 2 ...

Page 7: ...ance With the use of SMT technology to guarantee the best stability reliability and unpreced ented quality is a new communication and is surely the best choice for professional users of CB radios Moreover it adopts flash CPU in the radio which makes ready for future upgrading and functions expanding To ensure that you use the radio to the fullest please read this manual carefully before installing...

Page 8: ...to damage the vehicle s electrical system while drilling the dash board E Do not forget to insert the rubber joints G between the CB and its support as these have a shock absorbing effect which permits gentle orientation and tightening of the set F Choose where to place the microphone support and remember that the microphone cord must stretch to the driver without interfering with the controls of ...

Page 9: ... antenna which offer a much larger frequency range and can be used on a smaller ground plane For an antenna which must be fixed by drilling you will need a good contact between the antenna and the ground plane To obtain this you should lightly scratch the surface where the screw and tightening star are to be placed Be careful not to pinch or flatten the coaxial cable as this runs the risk of break...

Page 10: ...d negative terminals of the battery is red and is black Should it be necessary to lengthen the power cable please use the same or a superior type of cable c It is necessary to connect your CB to a permanent and We advise you to connect the power cable directly to the battery as the connection of the CB cable to the wiring of the car radio or other parts of the electrical circuit may in some cases ...

Page 11: ...nna as close as possible to the CB radio use a maximum of 40cm cable b To adjust the SWR meter Set the CB to channel 20 EC band in FM Put the switch on the SWR meter to position CAL or FWD Press the Push To Talk switch on the microphone to transmit Bring the index needle to by using the calibration key Change the switch to position SWR reading of the SWR level The reading on the meter should be as...

Page 12: ... is fine regulation if you set this Squelch control to the maximum fully clockwise the radio can only receive the strongest signal 3 Microphone Jack Connect a six pin microphone supplied with radio 4 LCA Display for channel RX RX status mode H L power etc 5 BP on the Microphone If press the call key 5 BP while holding the transmit key PTT a calling tone will be transmitted and can be heard by othe...

Page 13: ...ation both transceivers the receiving and transmitting party need to be in the same channel and under same modulation type 0 SCAN Press the key 0 SCAN to enable the SCAN function Before enabling the SCAN function firstly turn the SQ control clockwise till the background noise is cut out Then press the key 0 SCAN radio will automatically scan all channels and the SC icon will appear on the LCD When...

Page 14: ...3 8V 3 8 V DC power cord with 5 A fuse D EXT SP The radio is equipped with a 3 5 mm jack socket D at the rear panel to connect an external speaker of 4 8 ohm impedance At 4 ohms the speaker load can be 4 watts When the external speaker is connected the internal speaker will be switched off 10 ...

Page 15: ...f the current norm appears please select the norm by pressing the channel selector key 8 or 9 To verify your selection turn the radio off and on again the radio automatically returns to the selected operation mode NOTE The norm is internally set to 40 channels FM 4 watts only Reset Hold key 7 CH9 9 to power on the radio it will reset and all channel data will resume factory default setting 11 ...

Page 16: ...rior to 20µW Transmission interference inferior to 4nW 54dBm Audio response 300Hz to 3kHz in AM FM Microphone sensitivity 3mV Maximum current max 3A Modulated singal distortion inferior to 5 RBCBPTION Max sensitivity at 20dB sinad 0 8µV to 3 dB FM 5µV to 03 dBm AM Frequency response 300Hz to 3kHz in AM FM Adjacent channel selectivity 60dB Maximum audio power 3W Squelch sensitivity Minimum 0 2µV 20...

Page 17: ...olarity surge bad connection etc recognized by our technical service The interventions having modified the standards of approval of the device PROCEDURE ON RETURNING TO THE AFTER SALES SERVICE CRT If you send back a radio under guarantee for repair You must pay the freight costs to go CRT will pay the freight costs return If the radio is not under guarantee postal charges are at your expense Each ...

Page 18: ...N 300 433 2 EN 300 135 1 EN 300 135 2 Update EMF EN 62311 The object of the declaration described above is in conformity with the relevant Union harmonization legislation Directive 2004 108 EC until April 2016 Directive and 2014 30 EU from 20 April 2016 Notified Body EMCC DR Rasek Gmbh Germany C R T FRANCE INTERNATIONAL S A R L Route de Pagny 21250 SEURRE FRANCE Capital de 762 500 euros Tél 03 80 ...

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