A transmitter, antenna, and associated equipment usually cost between $4,500 and $12,000. Transmitting equipment is harder to scavenge than studio equipment because the FCC has special rules about what transmitting equipment a licensed station can use.
Uneven blood sugar levels cause you to crave sweets after a meal as well. If you fail to balance macronutrients at your meals and eat primarily carbohydrates, your blood sugar levels soar--only to drop suddenly shortly after the meal. Your body seeks the high again, causing you to crave sugar.
You should not be so tired you pass out after eating sugar. It's normal to feel a little sluggish a while after a big carbohydrate load like a candy bar, but not so much that you can't stay awake. When you eat sugar or anything that is immediately broken down into sugar your body dumps out insulin.