Related devices 2N3055
a tesla kd503 transistor
kd503 higher power equivalent used in eastern bloc countries, , intended general purpose applications. produced exclusively czechoslovakian electronics company tesla. kd503 packaged in to-3 case style (called t41 tesla), 20 amp, 80 volt, 150 watt power transistor. has transition frequency of 2.0 mhz;. kd503 have higher power , higher current 2n3055. used extensively in former eastern bloc countries in audio power amplifiers made czechoslovakian tesla, polish unitra.
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