Heating system controls regulate when the various components of the heating system turn on and off. The most important control from your standpoint is the thermostat, which turns the system â or at least the distribution system â on and off to keep you comfortable. A typical forced air system will have a single thermostat.
The ultrasound techs in Ohio make between 25,000 and 40,000 dollars a year. This is a job that is easily learned without a college degree.
Quick Facts. In 2015, ultrasound technicians earned a median annual salary of $68,970 and median hourly wages of $33.16. Approximately 61,000 people were employed in this occupation in 2014. Most work in hospitals; doctors and diagnostic imaging centers employ others.