Victor 70C

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Victor 70C
Victor 70C PCB
Victor 70C PCB, bottom
LCD controller
HEF4066BT
TC7660E
27L2C

The Victor 70C is an inexpensive CAT II multimeter.

It features a USB port which can be used to transfer measurements to a host PC. See Victor 70C/Info for more information about the USB connection.

Components

  • HEF4066BT quadruple bilateral switches
  • TC7660E charge pump DC-to-DC voltage converter
  • 27L2C
  • Unknown LCD controller: "1121GEF ES9222-DMM4 MT7PA.02.A"

Protocol

14 bytes polled, likely based on the LCD segments.

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