Created page with "==What== Penning / Pirani Gauge and controller ==Why?== To measure very low pressures in the proposed vacuum system. ==Pledges== * £10 -- Sci * £10 -- [[user:artag|Adrian]..."
(Created page with "==What== Penning / Pirani Gauge and controller ==Why?== To measure very low pressures in the proposed vacuum system. ==Pledges== * £10 -- Sci * £10 -- [[user:artag|Adrian]...")