Ham Help Desk

Running a fan on low voltage can keep your power supply much cooler without making a lot of noise.

Use Solar Power to get your Alternate Power Field Day bonus points using this example.

For backpacking is a Gel Cell battery the logical choice?

A viewer has a problem powering two radios from one power supply.
This situation is quite likely very common among amateur radio operators who keep a simple shack set up with one large power supply feeding multiple loads.