The combined cost of the individual sets that make up this bundle is over 25% higher than the bundle cost. All of these modules are easy to build and calibrate. Such a cool and powerful little system to get you started in Eurorack. The build docs for all these modules are on our website. The item "STARTER Frequency Central Modular Synthesiser PCB set/panel bundle Doepfer DIY" is in sale since Sunday, August 11, 2019.This item is in the category "Musical Instruments\Pro Audio Equipment\Synthesisers & Sound Modules". The seller is "frequencycentral" and is located in Coventry. This item can be shipped worldwide.