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EL504 Pinout
basing pinout
Note: Pin 9 is an internal connection

 
EL504 Substitutes
Different filament voltage CV10955, PL504

Warning: Substitutes are given as a guide only - please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application.

 
EL504 Ratings
Vh
V		 Ih
A		 VaPeak
V		 VaMax
V		 Vg2Peak
V		 Vg2Max
V		 VhkMax
V		 PaMax
W		 IkMax
mA		 Cga
pF
6.3 1.38 7,000 550 550 25- 200 16 250 1.75

 
EL504 Application Data

No information available
EL504 Data sheet links
Dave Cigna''s Pages (DuncanAmps mirror) PL504: html
Duncan''s Amp Pages PL500: Acrobat PDF (8 pages)  PL504: Acrobat PDF (3 pages)
The Valve Museum PL500: html2  PL504: html
oldradio.qrz.ru PL500: html page, MAZDA Valves & Picture Tubes Data, MK buizen handboek
Frank Philipse (Wildcat mirror - Jörg Jan Münter) EL504: EL504.pdf (17062 bytes), EL504.pdf (478818 bytes) (fr)  27GB5: 6GB5.pdf (411522 bytes)  EL500: EL500.pdf (35312 bytes), EL500.pdf (470327 bytes)  PL500: PL500.pdf (32250 bytes), PL500.pdf (484292 bytes)  PL504: PL504.pdf (275215 bytes), PL504.pdf (36661 bytes) (fr)

Bold designators are close or identical, Italic designators are different ratings, different pinouts or different filament voltages. Please see the substitutes at the top of the page for more details

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