Since it is a custom-made product sold as an input transformer pair, the specifications are unknown, but they are described by hand. Primary: 600 Ω Secondary: 20 kΩ CT The resistance value has been measured with a tester (1-3:20.7 Ω, 2-4:20.7 Ω, 5-7:198.3 Ω, 6-8:198.8 Ω) W78 x H110 x D66 mm approximately 1.6 kg/piece (actual measurement, not including protrusions) (Kojima Yosuke)
Accessories: none