Manuel D’UtilisationTable des matièresINTRODUCTION16POWER SUPPLY AND VOLTAGE DISTRIBUTION16GENERAL2Power Strobe16CONTROLS2Low Battery Voltage Detection16TRANSMITTER2REFERENCE OSCILLATOR16RECEIVER3SYNTHESIZER16BATTERY3Pin Numbers16Prescaler Divider / Synthesizer Controller16VCO / Buffer Amplifiers17GENERAL4Oscillator Modulation17Model Identification4DIGITAL POTENTIOMETERS17RECEIVER17Licensing4RF Amplifier17Safety Standards41st Mixer18FM Receiver Subsystem18Voice / Tone Conditioning in Receiver Mode18CHARGING5Voice Band18PRECAUTIONS5Sub-Audible18BATTERY REPLACEMENT5Audio Amplifier18Fig. 1 Battery Replacement5ANTENNA SWITCHING / LOW-PASS FILTER19BATTERY MAINTENANCE6TRANSMITTER19BATTERY CONDITIONING6Keying19+VTX Supply19Power Amplifier19Voice/Tone Conditioning in Transmit Mode19DESCRIPTION OF CONTROLS AND CONNECTORS7Voice Band19Fig. 2 Controls and Accessory Connectors7Sub-Audible19MICROCONTROLLER20On-Off/Volume8Receive8Selective Signaling Squelch8Monitor8Battery Saver8RADIO PREPARATION21Transmit8REFERENCE FREQUENCY21Channel Selection8MODULATION BALANCE22TRANSMITTER TONE DEVIATION22Power On/Self Check “OK9TRANSMITTER VOICE DEVIATION22Error Tones9TRANSMITTER POWER22Channel Select9RECEIVER SENSITIVITY AND SQUELCH23Tone Squelch9RECEIVER NOISE SQUELCH23Recharge Battery Alert9SYNTHESIZER23Receiver Squelch Tone9Busy Channel Inhibit9Measurement Conditions24Transmitter Time Out9SST-144 Voltages24BELT CLIP INSTALLATION9General10SCHEMATIC REFERENCE PARTS LIST27Battery10CASE ASSEMBLY PARTS LIST33Error Tones10Tone Coded Squelch10TOP SIDE PART PLACEMENT35BOTTOM SIDE PART PLACEMENT36SCHEMATIC – UHF RF37SCHEMATIC – Signal Processing38Reading Out a Radio Channel’s Content11PTT Programming the Radio12Return To Normal Operation12PTT Programming Mistakes12Table 1 – PTT Programming Frequency Table13Table 2 – Quiet Call Codes and Frequencies13COMPUTER SOFTWARE COPYRIGHTS13PC COMPUTER PROGRAMMING13Programmable Features14Description of Features15Taille: 470 koPages: 36Language: EnglishOuvrir le manuel
