System Specifications:

      changing from one to another can be accomplished reliably and quickly.
    Variable Temperature Range of 4K to 400K, Indirect sample cooling by cryogen
    Non-magnetic materials will be used through-out the design
    cryostat is a flow type devics,
      approximate. dimensions 1.5 in. OD sample mounting block , 8 in. OD main body x about 10 in. tall
    Vacuum port valve with KF flange, NW-10
    Cryogen fill port is a Abbess Cryo-bayonet, frost-free connection
    Cryogen vent port KF flange, NW-25
    Flanges for electrical feed-throughs, supplied with mate, Qty 2
      1 with 15 pin sub-min D for temperature sensor and heater connections
      1 with 4 BNC type connections for sample contacts- others types optional
    gold plated radiation cold shield
    Sample Mounting block with heater and temperature sensor to match standard temperature controllers
    Sample Space to be pumped to a vacuum of 10-7 torr
    All joints and seals to be helium leak tested to 1x10-8 Std. c.c./sec
    Other items included:
      25/50 watt Heater
      all wires and connectors to the sample socket
      all wires and connections to the temperature controller
      25 Phosphor Bronze wire connections to the sample socket
    Basic manual for Assembly and use of cryostat
    A drawing will be sent to you for your approval before manufacturing begins.