http://www.youtube.com/watch?v=CVA41O69yQw - Wheelock NS’s in some strange coding.
http://www.youtube.com/watch?v=7rkZ0vKi3H4 - Wheelock 7002T-24.
http://www.youtube.com/watch?v=biR0uSpHGfY - (EXPLICIT LANGUAGE WARNING) Wheelock AS in code-3, and what also appears to be a dual-action pull station underneath inside a Stopper.
http://www.youtube.com/watch?v=SBI7c8EW4Tc - (Mild language warning) Voice-evacuation system with slow whoop.
http://www.youtube.com/watch?v=eO3l1ldIMYc - Tone in slow march time at the beginning, followed by a voice-evacuation voice with slow whoop.
http://www.youtube.com/watch?v=flT_1iu4aIs - Alarm doing code-3 tone.
http://www.youtube.com/watch?v=H6jdlwff5VU - Two smoke alarms in an unsynched fast code-3.