Showing output on both AC and DC.
MECCANO MARSHAL II Power Controller Unit ..*
Hornby Dublo Meccano Marshal II Power Control Unit Transformer Untested
Vintage Meccano Marshal II Power Control Unit Hornby Dublo Train Controller GWO
Vintage Meccano Marshal II Power Control Unit - Hornby Dublo OO - Untested
MARSHAL II POWER CONTROL UNIT MECCANO LTD +/- 0 TO 16VDC 500mA AVERAGE & 16VAC
