Nuoptix Stereo Optical Recording System Скачать руководство пользователя страница 33 | Manualshive

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Nuoptix Stereo Optical Recording System Скачать руководство пользователя страница 33

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Содержание Stereo Optical Recording System

Страница 1: ...S INPUT SETUP BIAS LEFT RIGHT MONITOR MODE LEFT RIGHT DIRECT INPUT STEREO PEC AUX MONO RECORD STEREO OPTICAL RECORDING SYSTEM N UOPTIX RECORD BIAS SETUP REVERSE E TEST AUXILIARY OPTICAL SYSTEM N UOPTI...

Страница 2: ...LIBRATION 10 NOISE REDUCTION CALIBRATION 11 CLIPPER CALIBRATION 12 TRACK PLACEMENT 13 SIZE ADJUSTMENT 14 HOW TO MEASURE MODULATION ON OPTICAL TRACKS 15 OPTICAL TRACK DIMENSIONS AND PLACEMENT 16 LIGHT...

Страница 3: ...ouce 0 to 5K ohms Preamp Input SORS provides 15VDC to and accepts monitor signals from photocell preamplifier Output Drives modified 5 contact Westrex type light valves Frequency Response 20Hz to 14kH...

Страница 4: ...kHz 12kHz X MODS Pink Tone 30 components 1 3 octave spacing Equal amplitude Pink Tone Freqs 24 32 40 48 64 80 96 128 160 192 256 320 384 512 640 768 1024 1280 1536 2048 2560 3072 4096 5120 6144 8192 1...

Страница 5: ...ough the light valve to the film and uses this information to display on digital meters a direct readout of optical track size which means extremely accurate dimensions can be maintained The SORS uses...

Страница 6: ...requency and level are extremely accurately defined This assures that crossmodulation test tracks made on the machine are absolutely standard and readable on the new static crossmodulation reading sys...

Страница 7: ...of the SORS through the G terminal XLR interconnect to the AOS Signal ground is isolated from the case in both units It is recommended that all audio signals be carried on shielded cables and that the...

Страница 8: ...th the mode switch in the SETUP position adjust the SETUP pot controls on the front panel to read the slack light valve ribbon spacing in mils for the particular light valve in use Rotate the mode swi...

Страница 9: ...n a 1 3 octave spectrum analyzer but can be read from a recording as short as 3 frames to verify system and print frequency response Following the recording the mode switch may be switched to the REVE...

Страница 10: ...f The P E C DIRECT toggle switch selects the monitor signal from the input or from the photocell monitor The SORS is designed so that the adjustment of the SETUP controls assures that the P E C and DI...

Страница 11: ...the SETUP position and measuring the track dimensions with a microscope The BIAS control adjusts the gain of the output drive amplifier of the SORS whose output is the composite of the audio and noise...

Страница 12: ...ose distortion is less than 0 05 a digital voltmeter a distortion analyzer oscilloscope and frequency counter The distortion analyzer should be band limited to 20kHz at its input to eliminate high fre...

Страница 13: ...buss level at 400Hz to the MONAURAL input connector on the SORS back panel Toggle the Mono Stereo switch to the MONO position and set the input controls on the front panel to midrange Rotate the mode...

Страница 14: ...0 dbm at TP5 This adjusts the signal level to the input of the delay circuit With a frequency counter at TP6 adjust CLK R52 for 150 kHz The clock frequency determines the audio delay Adjusting to 150...

Страница 15: ...be set just before the increase occurs This adjusts the level of the delayed signal fed back to the NR peak follow circuit This holds the NR circuit open until the end of the delayed signal Adjust NR...

Страница 16: ...adjustment reduces the amount of clash on excessive overloads Adjust ICLP R11 for 4 0 VDC at TP4 and adjust OCLP R40 for 4 0 VDC at TP 3 This setting clips signals just over 130 on the inside and outs...

Страница 17: ...BIAS controls reduced to zero and the rotary mode switch set to BIAS the meters will accurately read the ribbon spacing if the SETUP pots on the front panel have been properly adjusted to slack spaci...

Страница 18: ...If the measured modulation does not equal 80 do the following Connect a dB meter connected to the monitor output then adjust R144 Rotate the mode switch to the RECORD position Toggle the PEC DIRECT s...

Страница 19: ...HOW TO MEASURE MODULATION ON 35mm DUAL BILATERAL OPTICAL TRACKS 15...

Страница 20: ...16...

Страница 21: ...el remains constant and adjust the light valve equalization internal trimpots to achieve a flat response as monitored on the P E C monitor output The reduced signal and bias level are used to assure t...

Страница 22: ...y be used to assure this balance of density The photoelectric monitoring system on the SORS is very helpful in achieving lamp balance which is changed by moving the record lamp horizontally You will n...

Страница 23: ...set DS1 is for recording preemphasis and DS2 is for monitor deemphasis Both are complimentary to each other and should therefore always be set in the same condition Refer the SORS PRINT LOSS EQUALIZA...

Страница 24: ...7 8 9 1 100 2 3 4 5 6 7 8 9 1 1000 2 3 4 5 6 7 8 9 1 10000 2 20000 SORS PRINT LOSS EQUALIZATION FREQUENCY IN CYCLES PER SECOND 0 dB 2 dB 2 dB 4 dB 6 dB 8 dB 10 dB 12 dB 14 dB 16 dB 18 dB 20 dB F L A T...

Страница 25: ...for the proper slack ribbon spacing readings Rotate the mode switch to BIAS and adjust for a 1 5 mil bias line Change to RECORD mode and adjust the input to 80 at 400 Hz With the DIRECT P E C in the D...

Страница 26: ...alve Output 5 pin female XLR LV TERMINALS Pin 1 Left Sprocket Side 1 Pin 2 Left Picture Side 2 Pin 3 COM 3 Pin 4 Right Sprocket Side 4 Pin 5 Right Picture Side 5 5 Remote Meter Output 4 pin female XLR...

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