Duplex Circuit Board

Circuit Board, Balboa, Digital Duplex, 8 Pin Phone
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Duplex Circuit Board
Serious commitment to quality and innovative design.
Balboa Duplex Digital M-1 circuit board. This board requires a 120v power supply and can work with any Duplex Digital topside control.
Additional Information
Plug Connection - Phone Style Cable
Chip Number - DIGDUPR1(x), ALP50R1(x)
Alternate Part Numbers
  • 3-60-0049
  • 51421