H03J1/18 - CPC Classification

Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general Control by auxiliary power

• H03J1/182 » {using a ring of magnets or the like} 0
• H03J1/185 » {the auxiliary power producing an adjustment dependent on the current intensity} 0
• H03J1/187 » {the auxiliary power balancing automatically a Wheatstone bridge or the like, that has been unbalanced by the controlling device} 0
• H03J1/20 » the auxiliary power being switched on as long as controlling current is switched on 0
• H03J1/22 » with stepping arrangements actuated by control pulses 1

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