Specification

Part Number	H-20-3.5U
Rated Output Power (W)	20W at 50Hz
Primary Impedance	2.5K/3.5KΩ
Secondary Impedance	4,8,16Ω
SG tap	Provided
Frequency Range	25Hz～90kHz (+\-2dB)
Insertion Loss
Primary Inductance w/ Applied Current	2.5Kohm 13H/100mA 3.5Kohm 18H/80mA
Maximum Rating DC Current	140mA
Outline type
Size (AxBxH : refer to Drwg.)	88x80x110
Screw Size (mm)	M3
Weight	2.4Kg
Tubes to be matched with	300B, EL34, 2A3, 6B4G, 6L6GC, 6A3