Polygraph Chart Of An Actual Test Using Lafayette LX5000 Computer Polygraph And PT - 108 Marcy Chair
The polygraph chart presented above is that of an actual test using the Lafayette LX5000 and the PT - 108 Marcy Chair. The 4 separate inputs
from this chair are combined into one input as shown in orange. Notice the movements picked up at the crucial question R4. The PT - 108 Marcy Chair
has very sensitive sensors capable of picking up movements which, otherwise would have been missed.