al - MARENIUS
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1. 4 10VDC Time code output OUTPUTS V Sl ie c 2Vpp Unloaded Quitbp t NmpedariGe s i se oos o a epulo pep E ned unus nde 4700 Crystal oscillator precision cccccseccceececeececeeeeceecseeeeceueeseueeseeeeseeeeseeeeees 0 5ppm Time code input Minimum input TGV CN uds turus de rea i e guerra uir ax raus ista 0 5Vpp Maximum Input level oVpp TNO CONC aliansa e mendes ses e e 100kO Dimensions and weight oracio db qu mte TEM 3 4 x 8 5 x 9 7 cm Weight without batterieS cccceccccsscecceseeeceeeeeseseeecsueeesseeessaeeessaeeesses 350 grams 6 16 2014 LTC GEN User Manual v 1 002. Lm LE Lm rm umm 29 gr 6 16 2014 LTC GEN User Manual v 1 00 4 1 Internal time code The line is displaying the internal time code the time code displayed here is the time code generated at the output 2 Internal time code format The format of the internal time code 24 FPS 25FPS 30FPS or 30FPS DF 3 External time code The line is displaying the external time code if no time code is presented on the input the device is showing 4 External time code format The format of the external time code 24 FPS 25FPS 30FPS or 30FPS DF The device is using the drop frame bit to detect drop frame if the third party generator isn t supporting drop frame bit the LTC GEN isn t able to display this information 5 RTC Real time clock The clock can be set via the menu 6 External power The power symbol is lit when an external power source is attached to the unit T Battery level Displays current internal battery level The symbol is filled with green or red depending on the current level If the symbol is flashing replace the batteries as soon as possible The LTC GEN will only run for about 15 minutes when the battery symbol is flashing Note For a true display of the battery level the battery chemistry must be set 8 JAM HOLD field If the device is jamming or holding the time code this field is used otherwise the field is blank 5 HOTKEYS The LTC GEN has two hotkey functions 1h and S
3. ET TO RTC Holding down the UP button in default mode will enable the hotkey function When holding down the UP button press either MENU button or DOWN button to increase one hour or synchronize the internal time code to the real time clock UP button MENU button Increase one hour UP button DOWN button Synchronize the internal time code to the real time clock 6 16 2014 LTC GEN User Manual v 1 00 5 6 Main menu Secondary functions are accessible through the main menu To enter the main menu press the MENU button To navigate through the menu use the MENU UP DOWN and CENTER buttons The main menu structure is shown in the illustration below The menu will automatically return one step every 15 second until the general screen has been reached FRAME RATE Main menu FRAME RATE PARITY PARITY SET TIME CODE o Back SET TIME CODE SET RTC MISC SETTINGS MENU COLOR MISC SETTINGS INT TC COLOR EXT TC COLOR 4x Alkaline Exit save BATTERY 4x NiMh 6 16 2014 LTC GEN User Manual v 1 00 6 6 1 Frame rate This frame rate option set the main frame rate of the time code generation The avalible options are 24 FPS e 25FPS 30 FPS FPS with drop frame 6 2 Parity The user is able to turn on or off the parity bit defined in the SMPTE 12M specification This may be useful if the device connected to the LTC GEN doesn t support parity If a third party c
4. MARENI S LTC GEN LiNEAR TIME COdE GENERATOR SMPTE time code GENERATOR Manual Version 1 00 6 16 2014 Table of contents 1 GENERAL DESCRIPTION 2 FRONT PANEL AND CONNECTIONS 3 POWERING THE LTC GEN 4 PRIMARY DISPLAY MODE 5 HOTKEYS 6 MAIN MENU 6 1 FRAME RATE 6 2 PARITY 6 3 SET TIME CODE 6 4 SET RTC REAL TIME CLOCK 6 5 MISC SETTINGS 6 5 1 MENU COLOR 6 5 2 INT TC COLOR 6 5 3 EXT TC COLOR 6 5 4 BATTERY 7 TECHNICAL SPECIFICATIONS 6 16 2014 O NINNNNNNNN O OF BP A N 1 General description The Marenius LTC GEN is a linear time code generator encoding SMPTE time code into an audio signal The device is able to read and jam to an external time code signal The device is supporting cross jamming between different frame rates An extremely wide viewing angle and very clear OLED display is used for time code display menus and information LTC GEN can be powered from standard LRO3 AAA type batteries and or an external 5 15V power supply A supercap is used instead of a traditional backup battery for real time clock and LTC meaning no internal battery needs to be replaced A LED is used to indicate operation when the OLED is turned off A very accurate 0 5ppm crystal oscillator is used to ensure time code accuracy for at least 8 hours The crystal is voltage tuned when the device is shipped from the factory The LTC GEN is housed in a heavy duty aluminum cabinet Package includes 1x LTC Gen
5. erator 1x 9VDC adaptor 1x BNC BNC cable 1x BNC RCA adapter 4x AAA batteries 6 16 2014 LTC GEN User Manual v 1 00 1 2 Front panel and connections HOLD m MENU 4 ENTER Ome HAM E H REIRE NN KINE II 5 MENU 1h LINEAR TIME CODE GENERATOR READER V 1 OLED Display Displays operation information settings and menus 2 UP HOLD button When the device is in menu mode this button is UP button When the device is in default mode the button will hold the time code both in the display and on the output however the internal counter is still counting When the button is released the time code will catch up to the internal counter 3 MENU ENTER button Pressing the MENU ENTER button will enter the main menu When the device is in menu mode the button is used to confirm a selection 4 DOWN JAM button When the device is in menu mode this button is DOWN button When the device is in default mode the button will JAM the device to the external time code if a valid time code is presented The button must be hold down until JAM is flashing on the display 5 1PPS LED The LED will flash each second when the device is operating exception HOLD mode 6 16 2014 LTC GEN User Manual v 1 00 2 Power switch The switch is used to power on or off the device Power input The power input accepts 5V to 15V DC Note voltage levels abo
6. onnected device doesn t support parity the reader may flicker if the parity bit is enabled 6 3 Set time code If the user want to change the outgoing time code this menu option is used The ENTER button is used to step forward in the fields The UP and DOWN button is used to change hours minutes and seconds The new time code is activated on the last ENTER button click confirming seconds 6 4 Set RTC real time clock The menu option is used to set the real time clock See 5 3 Set time code for procedure 6 5 MISC SETTINGS The general setup menu handles various settings of the LTC GEN 6 5 1 MENU COLOR The user is able to change the colors used in the menu and the colors used in the channel information rows The available colors are PURPLE RED GREEN BLUE DARK RED YELLOW PINK 6 5 2 INT TC COLOR see 5 5 1 MENU COLOR 6 5 3 EXT TC COLOR See 5 5 1 MENU COLOR 6 5 4 BATTERY The battery chemistry must be set to the battery chemistry used for a correct battery level meter The choices are e Alkaline e NiMH Other batteries may be used as long as the voltage stays between 4V and 10V however the battery level indicator will be incorrect 6 16 2014 LTC GEN User Manual v 1 00 7 7 Technical specifications Power supply Exteral supply voltage E A 5 15 VDC Fower consumption t Fyp iritisa anaana eee ek 0 2W Internal battery
7. ve 15V will damage the unit Code output This is the main time code output The output level is 2Vpp unloaded Code input The connector is used to read an external time code from a third party device The LTC GEN is able to synchronize to the external time code independent of the frame rate 6 16 2014 LTC GEN User Manual v 1 00 3 Powering the LTC GEN The LTC GEN can be powered from an external power supply or four standard LRO3 AAA type batteries Both NiMH and alkaline batteries can be used The batteries shall be placed in the battery holder as the label on the battery cover describes The battery chemistry shall be set in the main menu to allow the unit to display the correct battery level The MM 4240 can be powered from an external power supply of 5V 15V the external power supply can be a mains adapter batteries or any power supply that is able to delivery at least 0 5A of current Even if the LTC GEN doesn t draw 0 5A the power supply must be able to handle load transients The internal batteries are disconnected from the unit when an external power supply is connected to the unit Therefore it is very important that the voltage level of the external power supply doesn t drop below 5V 4 Primary display mode When the LTC GEN is powered up the default display mode is entered The unit displays internal time code external time code real time clock and power information The image below shows the primary display mode
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