BOX BOX The air cored inductance coils are fitted in a steel turf bakelite case, elegantly finished. The frequency response is 1000 cycles/sec. Accuracy ±2.5%. 100 mH to 1000 mH 1 mH to 10 mH 10 mH to 100 mH Ranges d) 100 mH to 1000 mH e) 1 Henry to 10 Henry 100 mH to 1000 mH 1mH to 1000 mH 1000 mH to 1500 mH Ranges Ranges d) 100 mH to 10 mH 1 mH to 100 mH 10 mH to 1000 mH 100 mH to 10 Henry