http://www.marcradio.org/ECOMM1.htm Note the 60' pneumatic tower. Having just priced a used 45' all I can say is WOW! -- Mike Urich, KA5CVH 11.04.79: 04.18.83; 10.23.83; 12.12.83; 10.20.84; 04.12.85; 06.13.85; 08.08.85; 10.23.85; 12.27.85; 04.02.86; 04.05.86; 12.21.88; 01.25.93; 02.26.93; 11.13.95; 06.25.96; 08.07.98; 10.12.00; 09.11.01; 03.11.04