A Radio Power Amplifier for Not a Lot <img width="800" height="450" src="" alt=""/>When building a radio transmitter, unless it’s a very small one indeed, there’s a need for an amplifier before the antenna. This is usually referred to as the power amplifier, https://hackaday.com/2026/03/11/a-radio-power-amplifier-f… https://hackaday.com/2026/03/11/a-radio-power-amplifier-f…