4x GU-50 / LS-50 / FU-50 USSR Russian POWER PENTODE (NEW NOS OTK MATCHED DATE)

(NEW, NOS, OTK). USSR Russian POWER PENTODE. Made in USSR. 4x GU-50 / LS-50 / FU-50. MATCHED DATE CODES. - Heater current, A 0,6-0,85;. Output power, W, max. - over 1,750 h of service 40.

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