CRT ALPHA Owner'S Manual Download Page 20

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4. SPECIFICATION

GENERAL

Modulation Mode

AM/FM

Frequency Range

26.965-27.405MHz

Frequency Tolerance

±5.0ppm

Input Voltage

12/24V

Dimensions

185x124x38mm

Weight

620g

Operating Temperature Range

-20℃ to +50℃

Current Drain

Transmit

3A MAX

Receive

Squelched 0.3A

VOL Max

0.7A

Antenna Connector

UHF, SO-239

TRANSMITTER

Power Output

4 Watts FM/AM

Transmission interference

inferior to 4nW

Frequency Response

300-3000Hz

Modulated signal distortion

inferior to 5%

Output Impedance

50 ohms

RECEIVER

Sensitivity

Less than 1uV for 10dB(S+N)/N

Image Rejection

70dB

Adjacent Channel Rejection

60dB

IF Frequencies

1st 10.695MHz
2nd 455KHz

Automatic Gain Control(AGC)

Less than 10dB change in audio
Output for inputs from 10 to 50000uV

Squelch

less than 1uV

Audio Output Power

2Watts at 8Ω less than 10% distortion

Frequency Response

300-3000Hz

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Summary of Contents for ALPHA

Page 1: ...1000 000 euros ...

Page 2: ...2021 ...

Page 3: ......

Page 4: ...ck level Norms control 8 Install External speaker Menu operations 9 10 Band norme setting Emergency channel Setting 11 Resume factory default 12 CTCSS DCS Codes 13 European restrictions 14 15 Specifications 16 Frequencies table 17 Supplied Accessories 18 Mobile installation Power supply connection 19 Antenna installation Basic operation Ajustment of SWR 20 21 Conditions of guarantee Procedure on r...

Page 5: ...Restrictions 1 ...

Page 6: ... This transceiver corresponds to the requirements of European directive EN 301 489 1 13 EN 300 RED 2014 53 EU documents n 62368 1 433 EN 62311 RED 2014 53 EU documents n 62 2 ...

Page 7: ... 3 ...

Page 8: ...Mode Keypad lock 2 Squelch control SQ ASQ switch key 3 Microphone Jack 4 Channel up selector 5 Channel down selector 6 Emergency channel 7 Power On Off Volume control 8 External speaker Jack 9 Antenna Jack ANT POWER EXT SP 8 9 4 EMG MENU VOL CH SQ AQ AM FM 1 2 6 7 3 4 5 ...

Page 9: ...UNCTION MENU RFGAIN ROGER BEEP MENU ROGBP NB NB FUNCTION BP BEEP SOUND MENU KEyBP HIC HI CUT FUNCTION MENU HI CUT EMG EMG CALL MENU EMG1 and EMG2 KEY LOCK FUNCTION CTCSS DCS CODE MENU CdTSET TBK TALBACK MENU TALBAK TX INDICATES TRANSMISSION SRF TX RX S METER CHANNEL DISPLAY Channel Frequency Menu LCD with seven background colors and 6 brightness levels Menu Multi frequency norm Scan function Menu ...

Page 10: ...to change SQ AQ level 3 Long press microphone UP or DN can fast change SQ AQ level 4 Short press SQ AQ or wait for 10 seconds to store and exit Note The higher SQ level selected the stronger signal required to open speaker and hear the calling 1 Long press until LCD displays AQ the ASQ function turned on 2 Short press until LCD displays stands for ASQ level the bigger value stands for high squelch...

Page 11: ...e The default emergency channel are channel 9 and channel 19 See menus Emergency Channel Set page 11 for the emergency channel configuration 1 Hold UP DN for over 5 seconds when you hear di di scan started 2 Short press UP DN key to change scan direction 3 Short press AM FM to change mode short press EMG or PTT to exit scan Long press key to enter in memu and set different function 1 Long press ke...

Page 12: ...see intercom on page 8 2 Hold down the PTT switch then the up key increases or the down key decreases the Talkback Level 3 Release PTT switch and save Talkback Level 1 Hold to power on radio until LCD displays the norms 2 Short press or or microphone UP DN 3 Power off and power on again 3 8 VOX function 3 9 Talkback Level 3 10 Norms Control MODE FM AM EU 40 Ch 4W 40 Ch 4W BE BG CH CY DK EE ES FI F...

Page 13: ...ing 6 Long press key or wait 10 seconds to store exit MENU NO LCD display Function detail Setting details 1 CTCSS DCS encode decode CTCSS DCS is OFF CT 67 0Hz 250 3Hz DT D023N D754N Note This function is optional 2 Beep sound turn on beep sound turn off beep sound Default 3 Scan type setting Sq squelch scan tI time scan Default 4 HI CUT setting turn off HI CUT function turn on HI CUT function Defa...

Page 14: ...fault oF Note If the AUTO RFG function is on the radio will turn on the automatic RFG function 12 RB sound setting 1 5 turn off RB sound function Default 13 Backlight color setting OR Orange gr Green bL Blue Cy Cyan yE Yellow PU Purple CL White Default OR 14 Backlight brighless Level 1 6 Default 4 15 Time out timer 1 10Min Default 1 16 17 18 Priority channel 1 Select a channel 9 Priority channel 2...

Page 15: ...ing 9 Long press key or wait 10 seconds to store exit MENU 1 Long press key to enter menu list 2 Short press microphone UP or DN or or to choose EMG function memu LCD displays EMG1 09 on or EMG2 19 on 3 Short press EMG key the character on or character oF blinks on LCD 4 Short press microphone UP or DN or or to choose the emergency channel is valid stands for turn off current emergency channel 5 S...

Page 16: ... LCD 4 Long press key key until LCD only displays 5 Release key the radio automatically reseted 3 15 Resume Factory Default 9 Short press key to validate the channel and the mode blinks on LCD 10 Short press microphone UP or DN or or to choose the mdoe AM or FM 11 Short press key to validate the mode and exit setting 12 Long press key or wait 10 seconds to store exit MENU 12 ...

Page 17: ...CTCSS DCS codes 13 ...

Page 18: ...40 ch 4 W AM FM European Restrictions 14 ...

Page 19: ... 15 ...

Page 20: ...er Output 4 Watts FM AM Transmission interference inferior to 4nW Frequency Response 300 3000Hz Modulated signal distortion inferior to 5 Output Impedance 50 ohms RECEIVER Sensitivity Less than 1uV for 10dB S N N Image Rejection 70dB Adjacent Channel Rejection 60dB IF Frequencies 1st 10 695MHz 2nd 455KHz Automatic Gain Control AGC Less than 10dB change in audio Output for inputs from 10 to 50000uV...

Page 21: ... 17 ...

Page 22: ...EMG MENU VOL CH SQ AQ AM FM Manual Fuse Microphone bracket 18 ...

Page 23: ... 19 ...

Page 24: ...the power cable directly with the battery Do not use a cigarette lighter adapter because this kind of connectivity might not provide enough current for a proper operation of the radio Pay special attention to the correct polarity when connecting the cable into the battery CAUTION please ensure proper polarity check the fuse before first use of the radio Missed or defect fuses need to be replaced b...

Page 25: ... 21 5 ...

Page 26: ... 22 ...

Page 27: ...he product within the scope of directive RED 2014 53 EU european standarts EN 62368 1 2014 A11 2017 EN 301 489 1 V2 2 1 EN 301 489 13 V1 2 1 EN 300 433 V2 1 1 EN 62311 2008 C R T France INTERNATIONAL S A S Route de Pagny 21250 SEURRE France Capital de 1 000 000 euros Tél 03 80 26 91 91 Fax 03 80 26 91 00 E mail superstar crtfrance com Web site www crtfrance com M CELESTRANO F Président Le 19 08 20...

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