Modified aluminum pot (top) and two cylindrical aluminum floating cold shields used in the cryovac test chamber. Right side of pot shows two layers of floating shield cover ends with G10 standoffs. Bottom shows the other end stack of floating shields.
Back view of cryogenic test chamber. At center is the end plate with the vacuum needle valve, thermocouple vacuum gauge, and electrical feedthrough connector. At top is CTI 1050 cold head, vacuum pumping port, and cold cathode vacuum gauge.