User Guide

LA-series Operating Manual
3-1-6 Signal input port
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1. Port1~4, four ports for signal capture input.
Port 1: CH 0 ~ CH 7
Port 2: CH 8 ~ CH15
Port 3: CH16 ~ CH23
Port 4: CH24 ~ CH31
Every Port has a junction box and a group of 10 signal capture cables
(including GNDx2)
2. Reference square-wave clock:
The system is available with: a ~5V square-wave clock for calibration and
self-measurement of channels. The reference square-wave of the channel
could be displayed by linking the signal capture line or signal capture hook
with the clock terminal.
3. Trigger Out:
When the instrument is triggered, an " "(Active High)signal is sent to
another instrument for synchronous operation.
4. GND(grounding): used synchronously with 2, 3.