TY  - ADVS
TI  - ITC learning: Hydraulics system -  electrohydraulic servo systems 
T2  - Industrial skills training engineered for results
SN  - 3509
PY  - 1984///
CY  - McLean, Virginia
PB  - ITC
KW  - Hydraulic machinery
KW  - Hydraulic
N1  - Library internal view only; Segment 1. Introduction, Segment 2. Signal transmission, Segment 3. Servo system schematic symbols,  Segment 4. Spool servo valves,  Segment 5. Jet pipe servo valves, Segment 6. Flapper servo valves,  Segment 7. Frequency response tests
UR  - www.ITCLearning.com
ER  -