The Datavideo AD-100M is a single-channel analog audio delay box for synchronizing sound with video in live production, studio and field workflows. It provides up to 700 ms of delay, XLR line and microphone inputs, and XLR/RCA outputs; the dedicated mic input also supports direct microphone connection.
The Datavideo AD-100M is a single-channel analog audio delay box for synchronizing sound with video in live production, studio and field workflows. It provides up to 700 ms of delay, XLR line and microphone inputs, and XLR/RCA outputs; the dedicated mic input also supports direct microphone connection.

Place the AD-100M between an analog mixer and video switcher. Adjust audio delay up to 700 ms to keep the program sound synchronized with the picture.
The display shows audio delay or input level. Use MENU and MODE to open settings and select the display, then turn the ADJUST dial to change the selected value.

Video switcherRecorderThe diagram routes camera video to the switcher over HD-SDI and its XLR audio output through the AD-100M before recording. Set the delay according to the measured difference between sound and picture.
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