Gemini 5 Technical Debriefing, Part II, 1965
NASA-UAP-D020 · page 132 of 325
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127 Cooper And it was so quiet that you could hear a guy when he picked the book up and started turning the page. Conrad Yeah , I could hear in back in the adapter section after real ly getting adapted to this thing, we could hear the hydrogen vent, we could hear the fuel cell hydrogen purge. We couldn ' t hear oxygen purge. We could hear all thruster firing of the attitude thruster s . When we did our burns, we didn ' t even have our helmets on. Did we? We had our helmets off when we did the maneuver burns , when we did those perigee--and we could hear all thrusters firing. Aft firing thrusters . We bli pped the forward fir ing thruster s and we fired the up-down and left and right thrusters and we heard them all fire -- all the maneuver thrusters and all the attitude thrusters. And I could hear many other noises working back in the--There was a pump package or something squeaking back there that squeaked for all through the test period and I was curious to see if I was going to hear it in flight and sure enough, it was loud and clear. It was back there behind my head in the adapter section. And you could hear jus t anything that was out of the ordinary noise . And that was what the pr oblem ee-NFlt:JfflTF-;1¥1_