1 12 VDC trigger input via 2-conductor 3.5 mm connector. Input impedance: Balanced:16 kΩ, Single-ended:8 kΩ. Input Overload: 10.4 V RMS Balanced, 6.8 V RMS Single-ended. Output impedance:<0.023 Ω, 20 Hz, <0.035 Ω, 20 Hz to 20 kHz.
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