DYNACO SCA-50 PC-46 PRE AMPLIFIER DRIVER BOARD SEMICONDUCTOR REPAIR KIT AS REQUESTED.THIS KIT CONTAINS EVERY SEMICONDUCTOR USED ON. UPGRADE NOW TO RENEW YOUR CLASSIC UNIT AND HEAR THE DIFFERENCE. NOTE:DISCONTINUED IC 201 AND 202 ARE REPLACED WITH NE5532A UPGRADED SPECIFICATION BROWN DOG OR DEAD BUG IC.
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