Machines have streamlined some aspects of circuit board production, but the final soldering happens by hand.  Photo 8 of 13 in Exclusive Photo Tour: See How a Respected Audio Company Manufactures Its Signature Amplifiers

Exclusive Photo Tour: See How a Respected Audio Company Manufactures Its Signature Amplifiers

8 of 13

Machines have streamlined some aspects of circuit board production, but the final soldering happens by hand.