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- ************************
- * Infinity Transmiters *
- ************************
-
-
- ---------------VOLTAGES----------------
- WHEN YOUR PHONE IS HUNG UP, THERE IS 48
- DC VOLTS GOING DOWN THE LINE. WHEN YOU
- PICK UP THE PHONE, IT DROPS DOWN TO
- ABOUT 15VDC. THE BLACK BOX EXPLOITS
- THIS FOR FREE CALLS SINCE BELL USES THE
- VOLTAGE DROP TO START BILLING. BELL MAY
- ALSO REVERSE THE POLARITY OF THE LINE
- TO START BILLING. IF YOU HAVE A TONE
- PHONE THE KEYPAD WON'T WORK IF THE
- POLARITY IS REVERSED. USUALLY, THE RED
- WIRE IS CALLED THE TIP SINCE IT IS THE
- MORE (+) OF THE TWO WIRES. IT IS KNOWN
- AS THE "TIP". THE GREEN IS THE (-) OF
- THE TWO. IT'S KNOWN AS THE "RING".
- THE BLACK AND YELLOW WIRES ARE THE
- GROUND. IT IS A GOOD IDEA TO KEEP ONE
- OF THEM HOOKED UP. I DIDN'T HAVE MINE
- AND ALMOST GOT ZAPPED FROM AN LIGHTNING
- STORM!
-