Preamplifier Switching Center Module Parts R1,R2,R3,R4____100K 1/4W Resistors R5_____________560R 1/4W Resistor SW1,SW2________2 poles 4 ways Rotary Switches J1 to J6_______RCA audio input sockets This Module can be a all-important accession to the Modular Preamplifier Control Center back added than two sources charge to be affiliated to the preamplifier chain. Four aerial akin inputs can be alleged by agency of SW1 and baffled to the output. The achievement of this bore charge be affiliated by a acceptable cable to one of the two inputs of the Control Center module. In this way, a absolute of bristles inputs will be accessible to the user of this bore combination. The Switching Control appearance additionally the so alleged "Double Bar", i.e. the achievability of acquisition to an alien unit, e.g. a recorder (tape or digital) an ascribe arresting altered from that reproduced at the time by the amplifier. For example, you can accept in to a CD admitting the arresting advanci...