Handwound pre-CBS style Jazzbass pickup set. "Black Bobbin"
*Reversed wound & reversed polarity for hum canceling.
 
NECK:
AlNiCo 5  magnets south polarity
Heavy Formvar #42
7.6K Ohms (+/- 3%)
3.4 Henries (+/- 3%)
Aged black covers
 
BRIDGE:
AlNiCo 5  north polarity
Heavy Formvar #42
8.5K Ohms (+/- 3%)
4 Henries (+/- 3%)
Aged black covers