JENSEN A-12 Field Coil speaker Power Supply (Low-Voltage & High-Voltage Pair) ×2
USD 1950.00 USD
Specifications
| Country Of Origin | Japan |
| Brand | ONKEN |
| Model | AS-10 |
Copper wire has a positive temperature coefficient of resistance (~0.39%/°C). With a current-regulated source, no matter how much the coil resistance changes due to heat, the current is always held constant → flux density remains stable → the sound stays consistent from cold start through warm-up.
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