Thing’s have been quiet for a while on the new board front but i’m finally catching up. This is the PCB is the one used in the upcoming Raijin preamp. It is similar to the Mach2pre+ but designed for a 1U rackmount chassis with a few quality of life adjustments. The features are listed below. …
Well new to everyone other than myself. I’ve had these a little while now but have been very busy with prototyping and tweaking the Osiris Preamp that will be unveiled soon. First up there is a simple IRF output buffer for preamps. This is mostly to enhance boards that don’t have a cathode follower and …
As announced in a previous post I have worked on a new Aurora Audio PCB based on Bancika from DIYfevers excellent MKIIC+ layout. The boards were tested and adjustments made over the last few weeks and now the new batch is here and will be available at 4:30PM today. Also coming with these boards the …
Aurora Audio/DIYfever Mach2 Pre+ Available Today! Read More »
Just a quick one. To showcase a few new Aurora Audio PCB. Merlin Blencowes Ultra High Gain preamp PCB is now back in stock with some very minor changes. First the mid control wiring has been corrected (it was reversed on the original) and the silkscreen has been adjusted ever so slightly. Other than that …
Just a quick update following on from the Jupiter preamp build logs. The Jupiter Preamp PCB is now available to purchase this is based on the lead channel of the legendary SLO and demos will be following shortly. This Saturn PCB Set is to build a 2ch full amp version of the above. This one …
This is the one where it actually starts to get interesting for most people. It LIVES! After some initial voltage testing and a shocking first start-up where a high gain preamp could only produce shimmering cleans we finally start moving. The clean issue above was due to the shielded cable on the gain pot shorting …
Aurora Jupiter Guitar Preamp Build Log: Part III Read More »
This second installation of the Aurora Jupiter Preamp build log is just a brief one! The main part is that the filament wiring has been done. It is much easier to remove the bracket from the chassis to do this. I opted to experiment a little this time and used a Dpdt switch to be …
Just a brief update on a few store additions. First up we have a new Aurora PCB. This one is probably not going to stick around for long due to the nature of it. It is based on Merlin Blencowe’s Ultra High Gain Preamp from his Designing Tube Preamps for Guitar and Bass Book. It …
In the coming months these will be available to order with a short wait time as they will be ordered and shipped as required. The finish is brushed black anodised aluminium with laser etched graphics. Initially these will be available for the soon to be released Jupiter Preamp PCB but are also suitable for use …
Aurora Audio Rack Project Enclosures Available Soon Read More »
The Aurora LND150 Effects Loop is the perfect companion to the Aurora Recording Preamp PCB or it could be used to add an effects loop to an older amplifier that doesn’t have one .
At Aurora Audio we have many new DIY Project PCBs coming in 2022. Here is a preview of what is currently being tested and will be available over the coming months. Push pull mono valve /tube guitar power amp. We designed this board to build a power amp at 20w using 2x6v6 but it is …
