Posted by Fred Perry on 12/4/2003, 10:36 am, in reply to "Would you supply the chopper(CH-10) coated Teflon and AGC driver and its price?" - Fred
68.160.128.113
YES, for vacuum operation to 10^-10 torr we can supply tuning fork choppers with stainless steel structure and teflon insulated wires, so that the chopper does NOT appear as a "virtual leak".
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