After hours: February 19 at 6:47:52 PM EST Loading Chart for RLAY ...

LED2 turns on in order to indicate when the relay is turned ON. LED1 indicates the circuit is powered ON. An SPDT switch S3 is used to switch the circuit ON. Capacitors C2 and C4 are used to filter ...

Bubbles are not only great fun but a way to introduce action words like 'pop' and 'float', 'up' and 'down'.