HORITA VLR-100 User Manual Download Page 10

 

 

 

 

 

VIDEO OUT

IN

SOURCE VCR

VLR-100

IN 

OUT

OUT

To Terminated

Equipment

LTC IN

VITC

LTC

 

 

Figure 4-2, Adding LTC to Source Tape 

 

LTC can also be added to a pre-recorded source tape and be jamsync'd to existing LTC  or VITC (Figure 4-3).  This procedure 
again requires a dubbing VCR. 

 

VIDEO OUT

IN

SOURCE VCR

VLR-100

IN

OUT

OUT

To Terminated

Equipment

IN

OUT

LTC

VITC

LTC

 

 

Figure 4-3, Adding LTC to Source Tape Using Jamsync 

 
Figure 4-4 shows pre-striping of tape with black-burst and LTC. 

 

VIDEO OUT

IN

SOURCE VCR

VLR-100

IN

OUT

OUT

IN LTC

IN AUDIO

IN

BLACK-BURST

VIDEO OUT

AUDIO OUT

GENERATOR

BSG-50

To 75-ohm
Termination

LTC

VITC

 

 

Figure 4-4, Pre-striping Tape 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 compatible with most PC RS-232 serial port interfaces. For a USB connection an RS-232-to-USB adapter cable can be 
used.  These  are  available  online  or  usually  at  a  computer  store.  They  have  a  DB9  female  connector  at  one  end  and  a  USB 
connector at the other. 
 
It should be noted that there are many  suppliers of these devices and each device has its own internal software to translate and 
time the RS-232-to-USB conversion process. Because of this and also because of all of the Windows operating systems available 
and  in  use,  not  all  of  the  adapters  operate  correctly  with  the    VLR-PC  and  may  need  to  be  exchanged  until  one  is  found  that 
operates correctly.  

Summary of Contents for VLR-100

Page 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...

Page 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...

Page 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...

Page 4: ...iii...

Page 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...

Page 6: ...2...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 16: ...12...

Page 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...

Page 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...

Page 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...

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