weBoost Support - September 13, 2015 19:11 Do weBoost antennas work on analog signals as well as digital signals? Print Yes. All weBoost antennas work on both digital and analog signals. Related articles Does a Yagi directional antenna need to be grounded? What is the range of the device antenna (inside antenna)? Will my magnet antenna work with aluminum or fiberglass? Will a weBoost 4G cell phone signal booster also boost the 3G signal when 4G isn’t available? Can I use a Yagi directional antenna on my RV?