In a message of 20 Jul 95  16:56:06, John Meroth wrote:
JM> The receiver converts the signal to a voltage. 2.5vt is usually the 
enter
JM> position. as you move the stick and change the signal, the reciver
JM> follows the pulse and shifts the voltage either up or down.
JM> 
JM> It's been a long time since I worked with those circuits and I hope I
JM> explained it clearly enough for you.
   It's been so long that they don't work that way anymore.  %^)  The signal 
changes pulse width, not voltage.
          MC
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