---
title: DIY599 PA500
summary: An absolute must-have if you own a QRP radio like the TX-500.
aliases:
  - /equipment/accessories/diy599-pa500/
date: 2023-05-01T11:43:21+02:00
lastmod: 2024-09-28T15:50:12+0000

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---

This tuner/amplifier can also be used with other QRP radios as the TX-500.

I like it very much, I don't use the automatic PTT control via VOX -- I
connect a cable to the computer or Digirig.