+280 VDC
Cl - O.luF paper-oil capacitor
C2 - 100-600uF, 200V electrolytic capacitor
C3 - 0.33uF (min) paper-oil capacitor
C4 - 220uF, 16V electrolytic capacitor (ELNA Cerafine)
C5 - 220uF (min), 16V electrolytic capacitor (ELNA Cerafine)
C6 - 50uF MKP capacitor
R1 - 33 to 39K, IW resistor
R2a - 1 ohms, 2W resistor
R2b - 22 ohms, 2W resistor
R3 - 220K ohms, 1/4W resistor
R4 - 68 ohms, IW resistor
R5 - 3K ohms, 20W resistor
or (7) 22K ohms, 2W resistors paralleled R6 - 2.7K ohms, IW resistor R7 - 11K ohms, 2W resistor R8, R9 - 220 ohm, 1/2W resistor Rin - 2.2K ohms, 1/2W resistor Rp - 100K ohms potentiometer, audio taper VI - 3A5 (RCA) or DCC90 (Mulllard)
V2 - E182CC (or E288CC - different pins)
Ciuffoli Headphone Amplifier #2 (Low Distortion)