This is a sign that something is either dripping, leaking, or not draining. But don't panic, sometimes it can be a very minor problem. In the cooling mode, the indoor evaporator coil and the suction line (the large copper refrigerant line in black insulation) sweats.
DEFINITION of 'Zero-Volatility Spread-Z-spread'. The constant spread that will make the price of a security equal to the present value of its cash flows when added to the yield at each point on the spot rate Treasury curve where a cash flow is received.he Z-spread is also known as a static spread.
Bipolar non-return-to-zero level [edit]. One is represented by one physical level (usually a positive voltage), while zero is represented by another level (usually a negative voltage). In clock language, in bipolar NRZ-Level the voltage swings from positive to negative on the trailing edge of the previous bit clock cycle.