News Solution to airport crises is low-tech loudhailers rhysadams April 12, 2014 No Comments The Herald – AIRPORT chiefs have been told they should buy loudhailers to communicate with passengers in case a power failure wipes out electronic communication systems. http://www.transportinfo.org.uk/ Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Google+ (Opens in new window)Click to share on LinkedIn (Opens in new window) ← Changes to HS2 deal for homeowners Bus company sorry for 'sexist' tweet → Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Time limit is exhausted. Please reload the CAPTCHA. eight − 7 = Notify me of follow-up comments by email. Notify me of new posts by email.