E288CC (=A1714, 8223) Telefunken West Germany - nos tube

E288CC (=A1714, 8223) Telefunken West Germany - nos tube

Very low distortion, low noise audio dual triode. Rare. The distortion spectra of the E288CC is one of the lowest, for noval base types. Noise level of E288CC is lower than E188CC. If= 475mA. Series filament. A1714 triode is half an E288CC double triode.

Key specifications

• Tube model: e288cc
• Close or identical: 8223
• Base / socket: B9A (Noval (9-pin))
• Heater: 6.3 V / 0.475 A
• Max anode (plate) voltage (Va max): 250 V
• Max plate dissipation (Pa max): 3.0 W

Links & datasheets

• Valve Museum / r-type exhibit
• Radiomuseum tube page
• R-type PDF datasheet

Technical data and equivalence information are compiled from public sources and may contain errors. Always verify suitability and ratings from original manufacturer datasheets before use.

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