The circuit was developed to produce a continuity tester with a low resistance mainly for checking the connections between soldered joints. Operational Amplifier (Op-Amp) – a DC coupled high gain ...
This simple but clever continuity tester sports two LEDs: RED LED = circuit resistance is < approx 10K, GREEN LED = circuit resistance <10Ω. It consumes approx 8mA from a 9V battery. When not ...
Until 31 December 2016, Fluke UK is offering a T150 Voltage and Continuity Tester and an LVD2 Volt Light with a 15 per cent saving over the manufacturer’s recommended price, plus a free toolbelt, as ...
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