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5687
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5687 TWIN TRIODE. 6900, 7044, 7119 are all substitutes for a 5687.
SPECS: 5687: Vfil=12.6V @ 450ma, Vplate max=330V (from RCA manual 1959) Typical Class "A" Circuit: Vplate=180V, Vgrid=-7V, Iplate=23ma, Mu=17, Gm=8500, Rp=2000 ohms. Plate dissipation (both plates) = 7.5W max
These triodes drive quite hard. Used in many Hi-End HiFi tube amps such...
5687 TWIN TRIODE. 6900, 7044, 7119 are all substitutes for a 5687.
SPECS: 5687: Vfil=12.6V @ 450ma, Vplate max=330V (from RCA manual 1959) Typical Class "A" Circuit: Vplate=180V, Vgrid=-7V, Iplate=23ma, Mu=17, Gm=8500, Rp=2000 ohms. Plate dissipation (both plates) = 7.5W max
These triodes drive quite hard. Used in many Hi-End HiFi tube amps such as: Audio Note, Marsh, Manley, Sound Carrier, Almarro, Ayon, Icon Audio, Kondo, Emotive Audio, Loth, Mastersound, Audio Thrills, to name just a few.
5687 There are 2 products.
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$55.00 New Old Stock, Black Plate, AMPLITREX TESTED, Made in U.S.APhilips J.A.N ECG 5687WB
N.O.S Philips J.A.N ECG 5687WB - Dual signal triode. Black plate. Perfect for High End HiFi setups.
$55.00New Old Stock, Black Plate, AMPLITREX TESTED, Made in U.S.A -
$55.00 New Old Stock, Black Plate, AMPLITREX TESTED, Mil Spec, Made in U.S.A, 1970's manufacture.G.E J.A.N 5687WB
N.O.S G.E J.A.N 5687WB - Dual signal triode. Black plate. Perfect for High End HiFi valve amp setups. 70's stock, made n U.S.A.
$55.00New Old Stock, Black Plate, AMPLITREX TESTED, Mil Spec, Made in U.S.A, 1970's manufacture.