PL504 EI 27GB5

New in original boxes, PL500, PL504, 27GB5 EI Yugoslavia Nis

More than 50 pcs in stock, made back in 80s, geniune Philips construction, perfect pairs and quads matched within 5% available

Schematics of PL500 push pull amplifier (Ua=250V, Ug1=-45V, AB2, Raa = 3k) Radio Amater Oktobar 1965


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