Then, you need to be able to identify which journals are peer-reviewed. There are generally four methods for doing this: 1  Limiting a database search to peer-reviewed journals only. 2  Some databases allow you to limit searches for articles to peer reviewed journals only.
A walkie-talkie (more formally known as a handheld transceiver, or HT) is a hand-held, portable, two-way radio transceiver. Its development during the Second World War has been variously credited to Donald L. Hings, radio engineer Alfred J. Gross, and engineering teams at Motorola.
WHAT A REPATER PROVIDES. People using a repeater get much greater range. from their radio equipment than would be possible talking. simplex (from radio to radio). This is how an individual with a portable. walkie-talkie (handheld) transceiver can. communicate with people many miles away with good clarity.