Re: OLD Tubes/Coils - filament power]

• To: tesla-at-poodle.pupman-dot-com
• Subject: Re: OLD Tubes/Coils - filament power]
• From: Tesla List <tesla-at-stic-dot-net>
• Date: Sat, 08 Mar 1997 23:30:21 -0600
• Approved: tesla-at-stic-dot-net

-- BEGIN included message

• To: tesla-at-pupman-dot-com
• Subject: Re: OLD Tubes/Coils - filament power
• From: "Edward V. Phillips" <ed-at-alumni.caltech.edu>
• Date: Sat, 8 Mar 1997 19:32:57 -0800 (PST)

	I wouldn't run any tube at less than rated filament voltage
if I wanted the emission to last.  Particularly indirectly-heated
tubes.
Ed Phillips

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