I'm still not believing the 0.015 bypass cap. Why would Eico use a 0.015 as a bypass cap?
2 X 3.14 X 20Hz X 0.000000015 = 0.000001884. 1 / 0.000001884 = 530785 ohms.
2 X 3.14 X 20000Hz X 0.000000015 = 0.001884. 1 / 0.001884 = 530 ohms.
2 X 3.14 X 20Hz X 0.0001 = 0.01256. 1 / 0.01256 = 79 ohms.
2 X 3.14 X 20000Hz X 0.0001 = 12.56. 1 / 12.56 = 0.079 ohms.