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B.I.S. BOX - TECH'S SECRET WEAPON
MIKE HILL SERVICES presents the world renowned B.I.S box - a must for every touring tech (infact most have several in their kit). The B.I.S. box is for buffering guitar signal, Eliminating earth loops and driving long signal leads. Placing a B.I.S. box in the right place can cut out earth loop hum instantly.
Copyright 2011, Mike Hill Services, All Rights Reserved. All valves must be fitted by a qualified technician. MHS cannot accept liability for valves that are not correctly fitted by a non-qualified technician. Please note that hazardous voltages may still be present within amplifiers even when disconnected from the mains electricity supply for a long period of time.
Guitar amp valve | MHValves | JJ | Svetlana winged 'C' | Sovtek | Electro Harmonix | Tung Sol | ECC83 | 12AX7 | 6L6 | EL34 | EL84 | 6550