BREAKING DOWN 'Tight Monetary Policy'. The Fed can sell Treasuries on the open market in order to absorb some extra capital during a tight monetary policy. This effectively takes capital out of the open markets as the Fed takes in funds from the sale with the promise of paying the amount back with interest. The Fed will often look at tightening monetary policy during times of strong economic growth.
The erroneous assumption made by this committee was that effects of low frequency sound can only be mediated through hearing, so that if infrasounds could not be heard then they could not possibly affect human physiology. Such an assumption is absurd and does not apply to other sensory systems of the body.t is also known that OHC provide mechanical amplification of the high frequency sounds that you normally hear. The presence of low frequency sound can alter the amplification of high frequency sounds which causes amplitude modulation and harmonic distortion of the high frequency sounds.
The following are general comments on the effects of venting. . 1 031 vent is primarily a pressure vent and it will have very little effect on the frequency response above 400Hz. . 2 062 to .093 vents will tend to increase the acoustic energy in the frequency range between 500 Hz and 1000 Hz.