Buying the machine is only step one. Ensure you have a protocol for "herxing" (detox reactions) before you begin using your new purchase.

Does it cover the full spectrum (from roughly 20Hz to 2000Hz)?

When evaluating a machine for sale, ensure it includes these high-quality "Big Three" components. Subpar parts lead to overheating or ineffective frequency delivery.

Groups like "Lyme-Coil" or "Doug Coil Machine Users" often have members selling used machines. Warning: Always verify the "switch bank" and capacitor health on used units. ⚖️ 4. Essential Evaluation Checklist