TM 11-5841-283-34-1/NAVAIR 16-30APR39-2
2-8. LOGIC DIAGRAM DESCRIPTION. (CONT)
DEFINITION
SYMBOL
AND GATES. ALL INPUTS MUST BE
PRESENT SIMULTANEOUSLY IN THE
INDICATED STATE TO ACTIVATE THE
DEVICE TO OUTPUT THE INDICATED
STATE. THE TRUTH TABLES SHOW THE
OUTPUT STATE FOR ALL INPUT STATES.
WIRED (OR PHANTOM) AND GATE. NO
SPECIFIC ClRCUIT ELEMENTS PROVIDE
THE FUNCTION. OPERATING REQUIRE-
MENTS ARE IDENTICAL TO OTHER AND
GATES.
OR GATE. ANY INPUT IN THE INDICATED
STATE ACTIVATES THE DEVICE TO
CAUSE AN OUTPUT OF THE INDICATED
STATE.
WIRED (OR PHANTOM) OR GATE. NO
SPECIFIC ClRCUIT ELEMENTS PERFORM
THE FUNCTION. OPERATING REQUIRE-
MENTS ARE IDENTICAL TO OTHER OR
GATES.
GENERAL SYMBOL. DEVICE FUNCTION
IDENTIFIED BY LEGEND WITHIN REC-
TANGLE (FLIP-FLOP, SINGLE SHOT, OSC,
ETC.). A SCREWHEAD WITHIN THE
SYMBOL INDICATES THAT THE FUNCTION
IS ADJUSTABLE.
EL1BF130
2-9
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