4140576c_ROL_EQUIPMENT__DESTROYER_TYPE___Instrument
[Mod 0] no [Mod 1] no [Mod 2 (original)] no [Mod 2 (later)] yes [Mod 3*] no [Mod 4] yes [Instrument] 
Has separate six-volt dial illumination supply
TORPEDO FIRE CONTROL EQUIPMENT (DESTROYER TYPE)
Instrument