8 Comments. 1  Good article and beautiful snake pictures. 2  Thereâs the coral snake and its non-venomous look-alike, the king snake. 3  Hog nose snakes (puff adders) meet pretty much all of these traits listed but are not considered venomous (to humans).
Buzzer or Ringer. When the radio components of the handset receive the ringer signal from the base, they send electrical signals to the buzzer. The buzzer changes those electrical signals into sound much like the speaker does. You hear the buzzer sound and know that someone is calling you.
The extended damper transformer will only supply power to extended dampers and relay contacts. 2. The system transformer powers the relay coils (0.4VA each). 3. Combined load of damper transformer (see table 1) and add 0.4VA per zone relay to determine the minimum. damper transformer VA requirements.