Menu
Overview
Mechanism
Film Transport
Film Gate
Framing Arrangements
Film Advance
Motor Control
Image Recording
Macro Facility
Video Camera Alignment
Issues
Frame Unsteadiness
Worn/Damaged film sprocket
Digital Blending
Video Camera Delay
How Its Made
Basic Skills
Grooving Tool
Form Tool Rollers
8mm Film Rollers
Film Gate
Cam Generation
Sledge assembly & Chassis layout
Control Electronics & Software
Electronics & Software
LED Constant Current Drivers
Slotted Optical Switch
LED Drivers & PIC Processor Boards
Costs & Source
Costs & Source Information
Evolution & Conclusion
Proving Tests
PC Control and External Pulse Generation
Conclusions
Operation Video 1
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Electronics & Software
Macro Economic Telecine System (METS)
Electronics
PSU for stepper motors 15V to 25V 2A minimum DC e.g. laptop unit.
PSU for LED supply 12V 1.5A minimum DC e.g. external HDD enclosure also used for 3 below.
PSU for vane sensors 5V 300 mA DC e.g. external HDD enclosure.
Stepper motors Astrosyn MY3488-02A
Stepper motor drivers RoutoutCNC 2.5A units.
LED LXHL-LW3CLUXEON III WHITE.
LED current drivers. See LED constant current drivers diagram
Slotted optical sensor.
PIC 18F4550 sourced Crownhill Associates.
PIC 40 pin development board from www.cstech.co.uk.
USB to serial converter cable. Amazon UK.
USB cable to supply 5V only from PC to PIC.
PIC programmer for initial programming of PIC.
Software
Windows XP SP3.
Delphi 7 with DSPACK used to write integrated video capture and system control program.
RSCOM.DLL by B. Kainka used to provide serial communication port for Delphi 7.
Terminal program by B. Kainka to test communication interfaces.
XNVIEW used for pixel measurements to aid mechanical alignment.
WINDV used to aid manual focus adjustment during set-up.
Proton Basic compiler used to generate the PIC hex code file.
MCHP boot loader used for in place update of PIC programs.
Test program to measure frame unsteadiness.
Test program to measure video camera delay.
Capture two images per film frame program to evaluate digital blending.
METS Mark 3 Costs & Source Information
LED Constant Current Drivers
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Watch Video
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