Siemens Vintage Power Supply N224a – 24V 1950s

sold as is ,not tested (can be tested upon request)

INPUT 120V - 230V

OUTPUT – 24V Standard for Vintage German Modules and for Neve Modules

For a 230V the coils should be in a series connection


Bridge over 56/57

230V + = Pin60
0V - = Pin 59
Earth = Pin 61

Output is 24V!

For a 120V the coils should be in a parallel connection

Connect 55 to 57 and connect 56 to 58.

Connect mains plug live to 60, neutral to 59 and earth to 61.

For 120V - 0,5A fuse should be used

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