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Balanced Output Kit (Discontinued)

We no longer sell the Balanced Output PCBs but you can order them directly from OSH Park here: Balanced Output PCB Order

The Balanced Output Kit makes it easy and affordable to add a high-quality balanced output to your existing gear and new designs.


  • Tiny form factor
  • RFI filter network on output
  • High-quality, bipolar, DC-blocking capacitors
  • Supports numerous line receiver/driver ICs:
    • Balanced Input ICs:
      • THAT Corp. 12xx series
      • Texas Instruments INA13x series
      • Analog Devices SSM2141
    • Balanced Output ICs:
      • THAT Corp. 1646
      • Texas Instruments DRV134
      • Analog Devices SSM2142
  • Large ground pad for convenient testing

Kit includes:

  • Printed Circuit Board
  • All PCB components
  • IC Socket
  • THAT Corp. 1646 IC
Mechanical (with THAT 1646 IC):
  • Size: 1.4″ x 1″ (25 x 36mm)
  • Mounting Holes: 3x #4 (Ø.125", 3.2mm)
  • I/O Pad Spacing: .100" (2.54mm)
  • Input Impedance: 5kΩ
  • Output Impedance: 50Ω
  • Gain: 6dB
  • Power Supply: ±4 to ±18VDC