Page 1: ...SSB AND AM 23 CHANNELS CITIZENS BAND TRANSCEIVER OPERATION MANUAL GTX 3325 GEMTRONICS ...
Page 2: ... signal This unit includes every necessary feature for optimum communications variable squelch noise blanker noise limitter only AM RF attenuator fine tune public address and P S meter It is designed for mobile ope ration such as automobiles or boats and its standard power supply is DC 12 V Positive or negative ground WARNING PRIOR TO OPERATING YOUR TRANSMITTER YOU MUST Have posted at your station...
Page 3: ...cy Temperature varies from 20t to 50 C Within 500 Hz deviation from assigned frequency 13 8V D C POS or NEG GROUND 35 Watts PEP input 12 Watts PEP Max rate 4 Watts average carrier power Filter method SSB All spurious and harmonics are more than 50dB below the carrier on both SSB and AM mode In case of SSB mode this measurement will be made with authorized standard test procedure Hum and noise on R...
Page 4: ...imilar location Full clockwise provides maximum 3 Transmit indicator To indicate transmit using visible light emitting diode 4 Channel indicator window To indicate transceiver channel 5 Receive indicator To indicate receive using visible light emitting diod 6 S RF power meter This meter is automatically switched to indicate incoming signal strength in the receive mode and relative RF power output ...
Page 5: ...ws 1 23 channels The selected channel appears at channel indicator window 4 and also selects black mode between channels 22 and 23 12 RF Gain To reduce RF gain of receiver on strong signals 13 Fine tune Permits slight adjustment of receiver tuning used for clarity on SSB reception and fine tuning of stations on AM reception 14 Microphone socket Four pin socket for push to talk dynamic microphone w...
Page 6: ...switch on and increase for desired volume Squelch Control AM and SSB Reception The squelch control is used for elimination of any annoying background noise when no signals are present To adjust the SQUELCH control properly during reception turn up VOLUME until background noise is heard and rotate the SQUELCH slowly clockwise until the background noise just disappears Such position of SQUELCH is ca...
Page 7: ...s illegal to operate the transmitter section of this transceiver prior to receiving a valid station license and call sign Part 95 of the F C C rules and regulations dealing with the Citizens Radio Service must be obtained read and understand CB PA switch Set at CB switch out Mode switch To be selected LSB AM or USB After you have selected the desired mode of operation by means of the LSB AM USB se...
Page 8: ...1765 2 6 10 14 18 22 LSB 8 1835M AM USB 8 1865 3 7 11 15 19 LSB 8 2035M AM USB 8 2065 4 8 12 16 20 23 1 ch 26 965 kHz 13 ch 27 115 kHz 2 26 975 14 27 125 3 26 985 15 27 135 4 27 005 16 27 155 5 27 015 17 27 165 6 27 025 18 27 175 7 27 035 19 27 185 8 27 055 20 27 205 9 27 065 21 27 215 10 27 075 22 27 225 11 27 085 23 27 255 12 27 105 ...
Page 9: ...P black red POWER CONNECTIONS TO VEHICLE NEGATIVE GROUND POSITIVE GROUND Connect black lead to chassis Connect red lead to POS hot battery Connect red lead to chassis Connect black lead to NEG hot battery POWER CONNECTIONS TO VEHICLE BATT ...
Page 10: ...ANT BLOCK DIAGRAM TRANSMITTER ...
Page 11: ...BLOCK DIADRAM RECEIVER ...
Page 12: ......
