6N3 Four Tubes Preamplifier Board

Description

Specification: 1.Using original 6N3 electron tube 2.The electrolytic capacitor adopts imported electrolysis, the coupling capacitor adopts 1UF, and the output adopts CBB 3.3UF, which ensures strong continuous power support. 3.The resistor uses four-ring 1W metal film resistors to ensure a good signal-to-noise ratio. 4.PCB adopts 1.6mm thick double-sided sheet, 2.0 oz. copper thickness, full process of tin spraying to ensure good passing performance of large and small currents Best-in-class PCB quality. PCB size: 184 * 120MM Voltage: AC12 or AC15V (20W) AC40 or 44V (10W) two sets of voltage Packaging: 1 * 6N3 Four Tubes Preamplifier Board