1. A simple guide to portable radio power

    A simple guide to portable radio power

    Thomas Witherspoon (K4SWL / M0CYI) has just published a post on portable power that originally appeared in the April 2021 The Spectrum Monitor magazine. In it, Thomas covers several options for portable power and discusses each battery option. Well worth a read... Continue reading...
  2. K

    LiFePo4 Battery Use

    Because Icom radios are rated at 13.8 V DC ±15% input (11.73 V DC to 15.87 V DC), I'm a bit concerned about the nominal 13.2 V four-cell LiFePo4 battery's terminal voltage being a bit low. That only provides a 1.47 volt reduction in battery output voltage before reaching the lower limit of...