The Telefunken V675 is the direct follower of the V75 tube summing amp from TAB. It is a super rare sixties preamp with a full discrete circuit. The modules were recently checked converted to micpres. The gain is adjustable from +38 to +60dB.If you are interested in purchasing this kind of modules in original condition for the use as summing amps please contact me. I have matched pairs on stock! The item "Telefunken V675 Matched Pair moded to Micpre full discrete Racking Option RARE" is in sale since Friday, January 15, 2021. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Vintage Pro Audio Equipment". The seller is "velvetaudio" and is located in Hamburg. This item can be shipped worldwide.