B1 Special Operations Buffer Parts KitThe B1 Special Operations, B1SO, is a small, yet advanced and flexible, audio line level pre amp. It packs a lot of performance into a small package. At a svelte 20cm x 13cm x 5cm, it is ideal for a desktop or dorm, but it's perfectly at home in the 'big rack' as the heart of a high fidelity audio system. It can be built in three configurations: 1) Gain Stage The most popular option. The kits include all the parts for the gain stage. The gain stage is

Since it is powered from a single 28V supply

Jumpers are available with a little extra 'handling strip' so you can remove them without touching the jumper itself

Blue PCB contains one positive and one negative regulator

it’s easy to add feedback by simply adding a resistor

Depth: 300mm

This power supply requires a transformer with two secondary windings providing identical AC voltage

but the effect is known

Individual components are subject to change based on availability

Link to Zenductor III thread

We're happy to offer this easy-to-build kit to DIYers world-wide

the two power FETs and the low current LED

it is ideal for a desktop or dorm