How To

October 1, 2022

Understanding 100V Line Distributed Speaker Systems.

Commercial audio installations often require large numbers of speakers to be powered from a single amplifier. These systems often called “100V line” or less common in Australia “70V line” are found in most large buildings including shopping centres, schools, offices etc. These audio systems are typically used for general announcing, public address, background music and […]

Guides, How To
March 13, 2017

Programming the Redback Yearly School Timer.

  The A 4510 Yearly School Timer has been designed to keep schools running on time by providing scheduled announcements through the PA system. We have put together a quick guide here to help with setting up a new installation in a school. This is ideal for the installer to use, or as a reference […]

Guides, How To
September 16, 2016

Basic Redback Amplifier Troubleshooting

  As installers know, the variables involved in any installation can number in their thousands and any single one of those variables represents a possibility of a fault. Typically these system issues are down to genuine errors, often made in the rush to get the job done for client who doesn’t want to wait. In […]

How To