The VTL2C4  (P/N 307-0476-00) is an LED-LDR optocoupler aka "vactrol" in a hermetic 4-pin package similar to a TO-5.

  • NSN: 5980-01-012-9214

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Used in

Some instruments using part VTL2C4

Instrument Manufacturer Class Model Description Introduced
7L5 Tektronix Plug-in 7L5 5 MHz Spectrum Analyzer 1976

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