> "What should I use for 15V 150mA DC power supply?"
Original Hexagram 45. GATHERING TOGETHER (MASSING) (Ts'ui)
Transformed Hexagram 17. FOLLOWING (Sui)
Ok.
Original Hexagram 45. GATHERING TOGETHER (MASSING) (Ts'ui)
Transformed Hexagram 17. FOLLOWING (Sui)
Ok.
My interpretation for your power supply:
Gathering (45): You need to gather some capacitors? (or maybe a heat sink for the 'massing'?)
Following (17): Clearly it's telling you to use a Voltage Follower. :D
toroid transformer?