Last year I did a full review of the Retevis RT97 repeater, but "some people" were not satisfied with the range testing I did - they complained that where I live is not "real world" enough for their n ...

Abstract: In this paper, an artificial neural network model is developed to predict the statistics of the optimal number and size of repeaters required to minimize the power delay product (PDP) of ...

Radioddity TD-H5 GMRS Radios https://amzn.to/418Vbu3 Retevis RT95 Dual Band Mobile Radio, Long Range Ham Radio with Antenna, 180 Degree Rotatable LCD Display, Mic Gain, Chirp, DTMF, 2m 70cm Mini ...