Speakers : RFT

Stern Rochlitz / RFT field coil full range driver LE 425

Rare driver with copper core and heavy cap on the field coil. Note the hole in the field coil cap - it is a 5 mm thread to take up a bolt and hence some device for carrying the weight of the coil and the shielding. The square frame meassures 22 x 22 cm. DCR of the voice coil / field coil: 2,3 / 510 Ohms.
 



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