Thank you David (See had it wrong all this time, you can tell I don't play around with 'valves' all that much)
On 19 Dec, 19:01, David Forbes <[email protected]> wrote: > On 12/19/11 11:21 AM, Lucky wrote: > > > Isn't it 'filament' for indirect > > (as the heat is almost a by product) and 'heater' for direct as the > > (any) 'heater' is designed to for the purpose (Directly heating the > > cathode)? Cheers anyway, got me on track and I'm sure Grahame who's > > thread I've stuck my oar into. > > :-) > > For the bottle style thermionic valves (vacuum tubes for us Americans), > it's heater for indirect and filament for direct. A filament is the > cathode, whereas a heater is placed inside a cathode. > > -- > David Forbes, Tucson AZ -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/neonixie-l?hl=en-GB.
