CRT SS 7900 User Manual Download

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TRANSMITTER

Power Output

AM: 12W / FM: 30W / SSB: 30W(PEP)

Drain

8A(with modulation)

Modulation

AM/FM/USB/LSB

Inter-modulation Distortion

SSB: 3rd order, more than -25dB; 5th order,

more than -35dB

SSB Carrier Suppression

55dB

Unwanted Sideband

50dB

Frequency Response

AM/FM: 300 to 3000Hz

SSB: 450 to 2500Hz

Output Impedance

50ohms, unbalanced

SPECIFICATIONS

GENERAL

Frequency Range

28.000-29.700MHz(Programmable)

Frequency Band

A/B/C/D/E/F/G/H/I

Channel

40channels(programmable)in each band

Frequency Control

Phase-Locked-Loop Synthesizer

Frequency Step

100Hz

、

1KHz

、

10KHz

、

100KHz

、

1MHz

Frequency Tolerance

Temperature Range

-20

℃

to +50

℃

Microphone

with push-to-talk /UP/DN and coiled cord

Input Voltage

13.8V

Dimensions (in mm)

250(W) x 280(L) x 60(H)

Weight

1.5kg

Antenna Connector

UHF, SO239

± 5.00 ppm

Summary of Contents for SS 7900

Page 1: ......

Page 2: ...USER MANUAL 10 Meter Amateur Radio CopyrightCRT France 2015 ...

Page 3: ......

Page 4: ...and EN 62311 ...

Page 5: ......

Page 6: ...CONTENTS FUNCTIONS FEATURES 1 STANDARD ACCESSORIES 2 INSTALLATION 2 GETTING ACQUAINTED 5 HOW TO USE YOUR RADIO 7 KEYPAD FUNCTION 9 BACKGROUND FUNCTION MENU OPERATION 12 SPECIFICATIONS 13 ...

Page 7: ...nction SQ ASQ Function FM and AM mode only RF GAIN Adjustment RF PWR Adjustment SCAN Function Programmable RB Function NB ANL Function DW DUAL WATCH Function Offset Frequency Function BEEP Voice Prompt 10KHZ Function SIG PWR SWR Function TOT function HI CUT Function EMG Channel Function SWR Protection Power Supply Voltage Protection Key Lock Function Six 6 Groups Memory Channel Model Name Customiz...

Page 8: ...ver or crash the driver s knee or leg when rush brake Microphone connection Plug microphone connector into jack 11 Pull on the screw for microphone connector 21 Using the self tapping screws and pads 2 sets to fix 11 the bracket Put the Non slip mat on the 2 ends of the bracket and put in the radio Then insert 21 the adjusting screws and check careful each screws make sure the screws and machine w...

Page 9: ...e LCD will become dark and Transmit power will drop down The position of antenna can be put as following example 333 Connect positive red power cable with the terminal of the battery 111 Connect negative black power cable with the terminal of the battery 222 Connect the DC power cable to the transceiver s power supply connector 333 We suggest not use cigar lighter as it often bring down the voltag...

Page 10: ...se This radio adopt 10A 250V fuse If the fuse blows determine the reason then correct the problem After the problem is resolved replace the fuse If newly installed fuses continue to blow disconnect the power cable and contact your autho rized dealer or an authorized servicecenter Pull the two fuse cover in difference direction and open it 111 IN LINE FUSE HOLDER Replace the broke fuse with good on...

Page 11: ...uency 10K function 6 RB RB function Beep voice prompt function 7 NB NB function HI CUT function 8 SCAN Scan Scan add Scan delete 9 MEM Use store or delete memory channel 10 EMG Emergency Channel Keypad lock 11 PWR RF Power Control 12 RFG RF Gain Control 13 SQ Squelch Control 14 CLAR SSB Clarifier switch 15 VOL Power On Off Volume Control 16 CH Channel Switch Push key 17 Microphone Jack 18 LCD Disp...

Page 12: ...one Rear Panel Channel Down Channel UP Microphone cable Mic No Functions 19 External SP Jack 20 External PA Jack 21 Antenna Jack 22 Power Supply Jack 22 19 20 21 PA SP ANT POWER EXT SP PTT button RJ45 connector ...

Page 13: ...tion mode is ON 12 CTC Appears when set with CTCSS code 13 DCS Appears when set with DCS code 14 HIC Appears when Hi cut function is ON 15 BP Appears when Beep voice is ON 16 RB Appears when RB function is ON 17 REP Appears when repeater function is ON 18 DW Appears when Dual watch function is ON 19 NB Appears when adjust Noise Blanker is ON 20 IOk Appears when add 10k function is ON 21 ECHO Appea...

Page 14: ...uency anti clockwise to reduce frequency Channel Selection When radio is in channel mode turn channel knob to select desired channel Clockwise to increase anti clockwise to reduce channel Note In channel display mode each press PUSH key will increase the frequency by 10 times of channel step size HOW TO USE YOUR RADIO OFF ON Radio Turn VOL clockwise to switch on the radio the radio emit a beep Whe...

Page 15: ...direction function RX frequency TX frequency Press 333 PUSH to store and exit Band Selection Function Short press BAND to choose band A B C D E F G H I Echo Function Long press 111 BAND for 2 seconds to enter ECHO function LCD displays ECHO Long press 222 BAND for 2 seconds to turn off ECHO function Frequency control In frequency mode press 111 PUSH key then you can adjust frequency for present ch...

Page 16: ...tion LCD displays RB Long press 222 RB for 2 seconds again to turn off BEEP voice prompt function DW 10K Dual Watch function Short press 111 DW to turn on Dual watch LCD displays DW Short press 222 DW again or press PTT to exit DW mode Frequency 10KHz function Long press 111 DW for 2 seconds to turn on frequency 10KHz function LCD displays 10K Long press 222 DW for 2 seconds again to turn off freq...

Page 17: ...dio is not in memory channel mode choose the channel to be stored and hold MEM enter storage mode the channel number flashes Turn Channel switch to choose the location to be stored M1 M6 then hold MEM until the flashing channel number disappear the storage is done Delete memory channel 222 In channel mode hold MEM for over 2 seconds the memory channel number flashes turn the CH switch to choose th...

Page 18: ...NOG function 3 TOT 1 600s OFF Total 10minutes available Default 180S Shut TOT function 4 SWR Protection OFF Shut SWR function ON Open SWR function Default ON 5 Scan Type SQ SQ scan function TI Time scan function Default SQ 6 SSB Clarifier switch OFF Shut frequency adjustment R Open RX frequency adjustment T Open TX frequency adjustment RT Open TX RX frequency adjustment Default R 7 Channel Frequen...

Page 19: ... 315 80 503 3 026 29 156 55 325 81 506 4 031 30 162 56 331 82 516 5 032 31 165 57 332 83 523 6 036 32 172 58 343 84 526 7 043 33 174 59 346 85 532 8 047 34 205 60 351 86 546 9 051 35 212 61 356 87 565 10 053 36 223 62 364 88 606 11 054 37 225 63 365 89 612 12 065 38 226 64 371 90 624 13 071 39 243 65 411 91 627 14 072 40 244 66 412 92 631 15 073 41 245 67 413 93 632 16 074 42 246 68 423 94 654 17 ...

Page 20: ...o 2500Hz Output Impedance 50ohms unbalanced SPECIFICATIONS GENERAL Frequency Range 28 000 29 700MHz Programmable Frequency Band A B C D E F G H I Channel 40channels programmable in each band Frequency Control Phase Locked Loop Synthesizer Frequency Step 100Hz 1KHz 10KHz 100KHz 1MHz Frequency Tolerance Temperature Range 20 to 50 Microphone with push to talk UP DN and coiled cord Input Voltage 13 8V...

Page 21: ...ncy AM FM 10 695MHz 1st IF 455KHz 2nd IF SSB 10 695MHz RF Gain Control 45dB adjustable for optimum signal reception Automatic Gain Control AGC Less than 10dB change in audio output for inputs from 10 to 100 000 microvolt Squelch Adjustable threshold less than 1 0μV Automatic Squelch Control only AM FM 1 0μV Audio Output Power 3 watts into 8 ohms Frequency Response AM FM 300 to 3000Hz SSB 450 to 25...

Page 22: ...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 23: ... 60950 1 A1 A11 A12 EN 301 489 1 EN 301 489 15 EN 301 783 1 EN301 783 2 EN 62311 The HAM version was approved in the CEPT countries and those non CEPT countries that implement the CEPT regulation TR 61 01 CEPT Countries Codes ALB AND AUT AZE BLR BEL BIH BUL HRV CYP CZE DNK EST FIN F GEO D GRC HNG ISL IRL I LVA LIE LTU LUX MKD MLT MDA MCO MNE HOL NOR POL POR ROU RUS SMR SRB SVK SVN E S SUI TUR UKR ...

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