NTS Lambden Audio UCT-3 Cable Tester

Interactive continuity checker and cable inventory

Select the connector at each end, then click the numbered LEDs that illuminate on each row of your physical UCT-3.

GREEN row
Lambden Audio UCT-3 cable tester
YELLOW row
Orange = LED illuminatedEnter exactly what you see on the tester.
UCT-3 front-panel rule: an illuminated pair of LEDs indicates corresponding pins are connected. A ground LED indicates a short to ground. Use the rotary selector on the physical tester to step through conductors.

Supported tests

Speakon 2-poleSpeakon 4-poleSpeakon 8-poleRCA / PhonoXLR 3-pinXLR 5-pinTRS 6.3mmTRS 3.5mmDIN/MIDI 3-pinDIN/MIDI 5-pinDIN 7-pinDIN 8-pinCat5 / RJ45

Speakon 2-pole is tested through the Speakon socket using positions 1 and 2 only. RCA and Phono are the same test here: use the PHONO/RCA socket on each side.

Connector / pin reference

Inventory

Saved in this browser. You can export/import a CSV, or send the current inventory by email or WhatsApp.

AssetLabelConnectorsStatusFault / MappingLengthLocationDateActions