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Why is the Aurora transmitter so efficient?

Why is the Aurora transmitter so efficient?
Aurora

The Polar Explorer © 2025 transmitter is so efficient because it replaces legacy linear amplification with switch-mode amplification — specifically Class D amplifiers — and leverages digital signal processing (DSP) to separate and handle the signal’s envelope (amplitude) and phase components independently.

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**Availability of terms may vary based on purchase price and/or product. Down payment may be required. Example payment is based on the listed product prices assuming a 24 month term loan and a 9.99% APR. Subject to approval of credit application. Rates range from 0% to 29.99% APR. APRs will vary depending on credit qualifications, loan amount, and term. Bread Pay™ loans are made by Comenity Capital Bank, a Bread Financial™ company.