The finger-to-nose test is not a standardized field sobriety test recognized by the National Highway Transportation Safety Administration (NHTSA). Because the NHTSA does not endorse the finger-to-nose test as a reliable indicator of mental and physical impairment, it holds less weight in court than a standardized test.
a channel is a output from the amp to the speakers or subs. if you have a 2 channel amp there is 2 outputs on the amp if you have a 4 channel amp there are 4 outputs this goes for all the amps whither it is a 1 channel,2channel 4channel or 5 channel. channel= output.
Air Amplifiers Technical Data The AiRTX Hurricane Adjustable Air Amplifiers releases a tiny amount of compressed air at near-sonic velocity through an adjustable, internal, ring-shaped nozzle. The high-speed tube of air released through the front creates a strong vacuum behind itself, pulling additional surrounding air through the rear of the amplifier, while pushing the ambient air in front. 15008, 15015 Flow Pattern 15025, 15030 Flow Pattern