RATS SE550 MK3 V1.3
Contents
1. Use 1 2 3 4 5 6 Jumper to pin 8 7 8 Jumper to pin 7 A code plug EEPROM is not required for the units supplied by the Rugby Amateur Transmitting Society but the rig will not power up without a jumper between the bottom two pins of this socket Microphone lower front panel Use Pin Pin Use Microphone B ImV 1 2 Not used 9V 3 4 PTT Earphone 5 6 Microphone Ground General Ground 7 8 Earphone Ground Rugby Amateur Transmitting Society 4 12 3 032. RATS SE550 MK 3 Version 1 3 User manual for RATS SE550 MK3 Transceiver General Notes Originally designed for use in a trunk radio system the units supplied by the Rugby Amateur Transmitting Society are supplied programmed and tuned to work in the 4m 70MHz amateur radio band The MK3 version has a new system EPROM giving greater functionality than previous versions supplied by the RATS This documentation is a brief getting started guide to the equipment further information circuit diagrams service information etc Is available via the clubs web site http www rugby ats co uk or alternatively via http www blob demon co uk Specification Frequency range 68 88 MHz Direct frequency entry and 7 banks of 100 user programmable channels Channel spacing 12 5KHz Mode PM FM selectable Antenna BNC 50Q TX Power 25W adjustable Deviation 2 5 KHz DC Power Nominal 13 2V 10 8 15 6V RX approx 1A TX 6 5A 25W N B No DTMF 5 TVO or CTCSS functions are implemented in the versions of the transceivers supplied by the RATS Rugby Amateur Transmitting Society 1 12 3 03 RATS SE550 MK 3 Version 1 3 Keypad and Display Overview AEE 01 70 450 000 g EENE L i Felei Th EA EEE eee When switching on the transceiver the selected frequency or channel will be shown at the upper line of the display The selected memory bank is indicated at the right of the second line To use the second function of the keys press t
3. he 5 button The text Second Function will appear on the second line of the display Now the second function of the next key will be activated To go back to the normal situation press 5 again Main Functions Key Function On Off A SHORT press to switch on otherwise it will switch straight off again Increase volume Decrease volume To enter a Channel frequency or number Squelch open close Step 1MHz or 10 channels down Step 1MHz or 10 channels up Select memory bank Scroll down frequency channel or menu item Scroll up frequency channel or menu item Exit sub menus for second function 4 Scan VFO or channels in current memory bank Reverse shift Go to call channel Switch between VFO and Memory Tone squelch On Off Not applicable Choose second function of next key Select sub menus for second function 4 J gt m DI ae x gt le E BAIT Rugby Amateur Transmitting Society 2 12 3 03 RATS SE550 MK 3 Version 1 3 Second Function after 5 Keys Function Change transmitter power The power can be adjusted with and keys The display indicates the selected power level 1 25W 12 5W E 2 5W 2W Change squelch level The sensitivity can be adjusted with the with and t keys The display indicates the selected squelch and sensitivity level 2 Maximum sensitivity Squelch
4. level increase Receiver sensitivity reduction Receiver sensitivity reduction and squelch level increase Choose CTCSS tone TQ Not applicable Activate MENU Lots of options Activate status menu Show name of memory channel Se nin A Q Choose channel spacing Select required channel spacing with and keys Don t scan this memory channel Call with 5 TVO Not applicable Select Repeater shift none Choose tone squelch code Not Applicable DID I RI O Delete store call channel Delete store memory channel 7 banks of 100 channels can be programmed Select channel bank with 1 Select channel numbers with and keys Rugby Amateur Transmitting Society 2 12 3 03 RATS SE550 MK 3 Version 1 3 Connections Power amp Loudspeaker 15 way D on back panel N B An adaptor with power and loudspeaker connections is normally supplied Pin Use l VE power 2 VE power 3 Loudspeaker ve 4Q 4 5 6 AF Earpiece 600Q 7 GROUND 8 GROUND 9 Ground for 10dB RF Power reduction use resistor for variable power 10 Loudspeaker ve 40 11 PTT active L ground to TX approx 0 5mA at 5V 12 AF in 600mv 13 14 9V out 15 Microphone 100mv Code Plug Socket upper front panel Use Pin Pin
Download Pdf Manuals
Related Search