$3.00
Two single SMT Op-Amp to Dual Op-Amp 8-pin DIP Adapter
LS-22 assembled & tested Circuit modify from Macintosh C-22 line amp section. PP coupling capacitor,metal film and carbon film resistor, board size: L 220mm X W 155mm matching supply LS-DY, LS-65, LS-70, LS-9D (tubes, case and power transformer not included)
LS-37 bare board MM/MC RIAA Phono Amp
LS-24 assembled & tested Each channel using one 5687 in parallel, giving much more current, output can match headphone impedance from 8 ohm to 600 ohm. SCR PP coupling capacitor,metal film and carbon film resistor board size: L 220mm X 155mm. (tubes, case and power transformer are included)
LS-19 bare board circuit came from MFA. using three 6922, addiing constant current source at the input stage. board size: L 220mm X W 155mm
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