Behind the scenes test of an Orion 2100 HCCA "Competition" Amplifier using the SMD/D'Amore Engineering AD-1 Amp Dyno. The Orion 2100 HCCA aka "Big Red" has legendary status in the history of car audio. Here we show a quick test of a recently tuned up 2100 at 4 ohms mono, certified to 1% THD at 40Hz. How do you think it will do at lower ohm loads? Comment below! Full test of the 2100 coming soon as well as other Amp Dyno AD-1 tests! Make sure you are subscribed to my channel so you'll receive notifications when I upload the next exciting video! Thanks for your support and remember to keep it Old School! Subscribe to my channel: http://www.youtube.com/BigDWiz Visit My Website: http://www.oldschoolstereo.com Follow me on Twitter: http://www.twitter.com/oldschoolstereo See us on Facebook: http://www.facebook.com/oldschoolstereo Check out these other cool car audio channels: http://www.youtube.com/CarAudioFabrication http://www.youtube.com/meade916 http://www.youtube.com/SoundManCarAudio http://www.youtube.com/DAmoreEngineering