nissei dg-503 swr power meter teardown mods battery

rechargeable battery modification swr digital tear down dg503

[@DonaldChapman]

Nice! Peak reading mod would be very useful too!

[@laaudiojogja]

Any suggestions pep reading suitable for this

[@ObanBob]

Do you have links to the parts needed?

[@on4gin1]

Good job!
What recharge battery and PCB are you using there?

[@laaudiojogja]

Dc Stepdown buck converter and dc step up buck converter with lithium battery charger