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Страница 1: ...VLR 100 SMPTE VITC LTC CODE READER LTC GENERATOR LED DISPLAY USER MANUAL For Models VLR 100 and VLR 100PC Doc 072450 00 Rev F C Copyright 2014 P O Box 3993 Mission Viejo CA 92690 949 489 0240 www hor...
Страница 2: ...by any means without prior written consent of HORITA CO INC P O Box 3993 Mission Viejo CA 92690 HORITA CO INC makes no warranties with respect to this documentation and disclaims any warranties of me...
Страница 3: ...Code Source 5 1 LTC Reader Operation 5 1 VITC Reader Operation 5 2 5 2 LTC Generator Operation 5 2 Generator RUN STOP 5 3 Presetting the Time Code 5 3 Presetting the User Bits 5 4 Ending the Preset Cy...
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Страница 5: ...speed forward and reverse depending upon tape format Manual preset of LTC generator or jam sync from LTC or VITC reader Supports both drop and non drop frame time code Translates VITC to LTC 0 56 high...
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Страница 7: ...cated in the vertical interval of a standard television picture VITC is typically recorded on two non adjacent lines of the vertical interval of each composite video field In addition to containing th...
Страница 8: ...s often avoided elsewhere due to the nature of it s unconventional numbering system If it is a requirement that the time code numbers you read from your time coded tapes represent real time within 3 6...
Страница 9: ...s track levels for recording LTC An internal jumper allows adjustment of the LTC OUT signal risetime See Section 6 for further details 4 3 Connecting VITC In and Out Connect the video source supplying...
Страница 10: ...e with Black Burst and LTC 4 5 Connecting Serial COMM VLR 100PC Only The HORITA supplied serial interface cable connects the VLR 100PC COMM connector 3 5mm phone jack to a DB 9 male connector compatib...
Страница 11: ...C Reader Operation The VLR 100 reads VITC in both forward and reverse directions from pause on up to fast search There is no VITC line number selection for the VLR 100 The VLR 100 reads the first line...
Страница 12: ...same manner as used for presetting the time code Presetting the user bits does not affect the time code value When the MODE switch is held in the SET position for one second the left most user bit di...
Страница 13: ...preset the LTC generator user bits to a desired value for example to indicate a tape reel number when making a copy of the tape but still jamsync the time code to the correct value If all eight user b...
Страница 14: ...updating or 1 frame However when the VCR is in search mode and is still framed adding an extra count to the translated time code number causes the frame number to be ahead by one To compensate for th...
Страница 15: ...a 1 second rate to indicate loss of input video LTC If the VLR 100 is operating as an LTC reader the LTC LED blinks rapidly whenever incoming LTC is being actively read As with the VITC LED the LTC LE...
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Страница 17: ...locations of these jumpers are shown in Figure 6 1 LTC OUT FRAMES 1 5VITC LTCOUT F R SRH OFFSET Figure 6 1 Jumper Locations LTC Output Rise Time Jumper The LTC OUT jumper allows adjustment of the LTC...
Страница 18: ...ed LTC number during VITC to LTC translation when the VITC source VCR is at search speeds especially slow and still framed Search offset is enabled when the shunt is installed and disabled otherwise F...
Страница 19: ...SELECT Three position toggle switch DATA Toggle switch MODE Three position toggle switch DISPLAY Momentary toggle switch POWER ON OFF Toggle switch BRIGHT Brightness adjustment Environment Operating 5...
