

The output tubes used are the TAD EL 34STR, which have proved to be the best of all tested.Īll of the monitor wedge speakers are powered by HH V800 power amplifiers, driven via an HH EQ 125 graphic equaliser, from one of the output sections of the Pete Cornish control rack. One of the heads is designated the master head and its pre-amp drives all eight heads as slave power amplifiers. The amplifier is designed in such a way that the power amp section can be used independently of its pre-amp section. The GH 100 TI is an all valve (tube) 100 watt amplifier head. (See elsewhere on the website for the history). These are the Tony Iommi signature models. 2) The amplificationĮach of the 4 x 12″ cabs is driven by one of eight Laney GH 100 TI amplifiers. These wedges are loaded with Celestion G12 75T loudspeakers.

Along with a pair of earlier made but similar wedges for the drums, these serve as guitar monitors for Tony and the rest of the band to ‘lock on’ to a pure guitar sound as they move around the stage. There are also eight 2 x 12″ wedges custom made by Laney distributed around the stage powered from within the guitar set-up. The cabs have been modified to take Neutrik Speakon connectors in parallel with 1/4″ jacks. The cabs are loaded with Celestion G12H loudspeakers. These cabinets are mounted in four steel frames. The main stage sound comes from eight Laney straight fronted 4 x 12″ speaker cabinets. The Tony Iommi live rig consists of the following constituent parts:- 1) The speakers
