LS-22 bare board
$18.00
LS-22 bare board
Base on famous Macintosh C-22 line amp
board size: L 220mm X W 155mm
$18.00
LS-22 bare board
Base on famous Macintosh C-22 line amp
board size: L 220mm X W 155mm
LS-24 bare board Each channel using one 5687 in parallel, giving much more current, output can match headphone impedance from 8 ohm to 600 ohm,. board size: L 220mm X 155mm. mathcing supply TP-1 MOSfet voltage regulator board for high voltage supply board size: L 220mm X W 62mm
LS-37 assembled & tested MM/MC RIAA Phono Amp, using 4 pieces of 12AX7,input impedance of mm head is adjusttable, m/c input voltage section connect as ground grid, grounding is “STAR” ground. PP coupling capacitor,metal film and carbon film resistor (tubes, case and power transformer not included) You can change the input impedance from 150ohm to …
GA-31A MM assembled & tested MM RIAA Phono Amp, Voltage amp stage using 4 pieces of 6922/6DJ8, input stage is using LM394. The sound of GA 31 Phono kit is relaxed atmosphere, rich layers; it can be very good with your MM phono. board size: 230mmx155mm (tubes, case and power transformer not included)
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)