Sold as a pair Vacuum Tube Socket for 211/845 Ceramic base without embossing “JOHNSON” letter on the base, but the shape of the filament part, assignment notation on the base (embossed) The shape of the bottom is close to Johnson made by Johnson diameter 86×H58mm 0.28kg/pcs (Yosuke Kojima)
Accessories: None
Output transparency sold primary (secondary): 50/125/200/333/500Ω Response frequency: 0 to 50000 Hz W38 × H49 × D38 mm approx. 0.26 kg (actual measurement, protrusions not included) One side mounting screw is not attached. There is a lot of paint peeling, but the terminal part is good (Kojima Yosuke)
Accessories: none
Condenser Set of 2 4μF (Actual Measurements 3.98/3.96μF) W40 × H98 × D36 mm Approx. 340 g/piece* Only capacity check by tester is carried out, checked at rated voltage Sen (Yosuke Kojima)
It is a high-pass filter for crossover 2000Hz by Dayton Audio. How about a self-made group (Yoichi Murakoshi)
Accessories: original box
Main specifications: 4Ω 2000Hz -12dB/oct 250W 105 × 77mm