Vacuum tubes used: 12AX7: 4, 12AU7: 4. Input sensitivity: Phono MM: 2mV, Phono MC: 0.2mV. The appearance has small scratches, dullness, dirt, etc. Due to normal use. Distortion rate: 0.05% or less.
Factory test&matched pair The price is for 2PCS/lot. PSVANE CV181-TII Classic Edition. CV181-TII is double triode, used in voltage amplification circuit, Can be replaced directly by 6N8P and 6SN7GT. Psvane MARK TII Series have two sub version: TII Classic version Or TII Collector version. The difference between Classic version and Collector version : It’s from the same production line, the best appearance, the best electronic parameters and the timeproof tubes will be selected to Collector Version. The standard quality tube will class to Classic Version. There are the same selection method in the vintage tube, like telefunken select the best ECC83 to create E803CC, Mazda select the best 12AX7 to create their 5 star 3 mica 12AX7 for military or other important instrument use case.
McIntosh MC240 power amplifier in beautiful condition. This is the earliest version of this amplifier released in 1960. The amplifier has been completely restored with new power supply, capacitors, and resistors by Fuchs Audio in New Jersey. The amp comes with 4 NOS GE 6L6GT power tubes, 2 NOS RCA 12BT7 tubes, and JJ 12AX7 tubes. The amp is warm sounding with incredibly deep bass and clarity, even by modern standards.