Recording - Occupations Duties

Center punch Operator Occupation

Job Duties:

• Tend punch press that punches center holes in phonograph records or stamper
• Remove stack of records or stampers from conveyor places them on machine holder
• Position record in slot over punch die of machine or centers disk under punch die, using calibrated microscope starts machine
• Remove punched record, and simultaneously positions unpunched record in machine or removes places stamper on sanding spindle for further processing
• Place punched records in trays.

Compound Worker Occupation

Job Duties:

• Perform any combination of following tasks in compound room of phonograph record manufacturing plant
• Weigh out specified quantities of ingredients, like lampblack, resins plastic materials and dumps them into hopper of mixing machine
• Pull kneaded compound onto rollers of mixing machine, using hook, as material flows from discharge end of machine
• Break plastic sheeting into sheets of uniform length as it emerges on conveyor from cooling process, and weighs sheets on skids
• Remove labels from defective records, using machine, to salvage material for reprocessing
• Dump delabeled records into machine that grinds material into scrap
• May be designated according to particular task performed as Breaker Table Worker recording , Grinder recording , Roller Hand recording , Weigher recording .

Label Drier Occupation

Job Duties:

• Dry phonograph labels in oven for use by record-press section
• Obtain specified labels from stock spreads them on drying racks of oven
• Turn dial of automatic timer to start drying cycle
• Remove dried labels from racks separates labels by title
• Stack labels on warming plates near record presses, according to production schedule
• Collect, sorts, and returns unused labels to storage at end of shift.

Labeling machine Operator Occupation

Job Duties:

• Tend machine that attaches gummed identification labels to phonograph records
• Place labels on machine spindle turns on heating element in ram of machine
• Position record on machine bed presses pedal to start labeling mechanism
• Remove labeled record while simultaneously positioning unlabeled record on machine
• Repeat operations to label reverse side of record
• May tend machine that attaches labels punches hole in center of records in same operation.

Magnetic tape Winder Occupation

Job Duties:

• Tend machines that wind magnetic tape into reels or cassette hubs for use in communication control equipment, instruments, and computers
• Position tape supply reels or cassette hubs on letoff windup spindles of tape winding machines
• Loop tape from supply reels through machine guides into blank reels or hubs
• Turn knob of footage counter devices that automatically cut tape stop machines when specified length of tape has been wound into blank reels or hubs
• Push switches to start individual machines removes wound reels or hubs when machines stop
• Scrape detected surface defects from tape with knife
• Splice tape ends together to form continuous loops in cassettes, using bench splicer
• Insert filled and blank hubs into cassettes attaches covers
• Pack reels and cassettes into containers labels containers for shipment.

Matrix bath Attendant Occupation

Job Duties:

• Maintain electrolytic baths in operating condition for plating phonograph record matrices
• Draw sample of solution from tanks, using pipette
• Test strength of solution, using hydrometer and adds specified amounts of metallic salts, acid, or water to solution as needed
• Examine anodes for specified size for position in baths
• Activate controls reads meters to test electrical connections for open or short condition.

Matrix Plater Occupation

Job Duties:

• Electroplate phonograph record matrices to form metal replicas of positive negative recorded surfaces, and to form stamper used in pressing phonograph records
• Insert silver-coated lacquer disk original recording in rubber masking ring to prevent plating of specified surfaces, like edges of disk
• Hang disk in tanks containing plating solutions, like nickel copper or inserts disk over centering pin of automatic plating tanks to form negative metal master matrix of disk
• Observe dials and gauges to make sure solutions electric current flowing through solutions conform to specifications, and adjusts controls as required
• Remove plated disk from tanks after specified time, removes masking ring, washes and dries disk, and routes disk to finishing department for stripping finishing process by Matrix Worker recording
• Wash master matrix after finishing process to prevent adhesion during subsequent plating processes
• Plate master matrix to form mother matrix plates mother to form stamper used on record presses, following prescribed plating procedures
• May prepare test plating solutions.

Matrix Supervisor Occupation

Job Duties:

• Supervise coordinates activities of workers engaged in electroplating, stripping, finishing, and inspecting metal phonograph record matrices
• Requisition processing materials, like chemicals, wiping cloths and polishing compounds
• Confer with workers representatives to resolve grievances
• Train workers in processing functions
• Perform duties as described under Supervisor any industry Master Title.

Matrix Worker Occupation

Job Duties:

• Perform any combination of following tasks involved in finishing inspecting metal phonograph matrices after electroplating processes
• Strip separates master, mother and stamper matrices, using handtools, files and knife
• Hold matrices against sanding belt or grinding wheel of bench grinder to remove burrs
• Punch center hole in stamper mother matrices, using punch press
• Fill offcenter holes with solder, using soldering iron or acetylene torch
• Steam cleans polishes matrices, using brushes, cloths, and polishing compounds
• Examine stamper matrices for defects, and weighs matrices to make sure conformance to standards, using scale
• Cuts flares edges of stamper matrices, using press
• Mark identifying information on master matrices, using scribe.

Mother Repairer Occupation

Job Duties:

• Repair metal phonograph record mother matrix
• Examine matrix to locate inspection markings that indicate defects, using microscope or magnifying glass
• Remove defects, like bubbles, dirt and particles of nickel in sound track grooves, using needles cloths moistened with solvents
• Wipe surface of matrix with cleaning solvent to remove inspection markings.