Job Description:

• 1) Performs any combination of following tasks to fabricate parts and assemble custom or production electron tubes: Reads work orders, receives verbal instructions, and follows drawings and sample assemblies to fabricate and assemble parts.

• 2) Winds wire around grid core or mandrel to form filaments, grids, and heaters, using manual or automatic winding machines.

• 3) Stretches and presses wound grid cores to designated shape, and cuts cores to specified size, using manual or power tools.

• 4) Forms parts, such as grids, stems, and leads, using special purpose automatic machines.

• 5) Coats designated parts with specified materials to change conductive properties of parts or provide electrostatic shield for tube elements, using spray equipment, paint brush, pressurized needle, or other coating method.

• 6) Positions parts, such as grids, spacers, plates, caps, shields, stems, heaters, and radiators, in specified relationship to one another.

• 7) Mounts parts in holding fixtures and bonds parts together, using welding and brazing techniques and equipment.

• 8) Fills bases or top caps of designated tubes with adhesive and attaches bases or caps to glass bulbs and metal shells.

• 9) Places assembled tube in equipment to remove impurities, create vacuum, and seal tube.

• 10) Stamps and etches identifying information on tube and tube parts, using printing or etching equipment.

• 11) Polishes designated parts and assemblies, using buffing wheel.

• 12) Tends ovens that cure adhesives, inks, and coatings.

• 13) Assembles parts for cathodes, using microscope.

• 14) Tests and inspects parts and assemblies for conformance to specifications, using test equipment, precision measuring instruments, and microscope.

• 15) Tends electronic ageing equipment that stabilize electrical characteristics of tubes.

• 16) May be designated by duties performed as Electron Gun Assembler; Stem-Lead Former; Tube-Component Assembler; Tube Fitter.