These are the primary PCBs to create a First Watt Aleph J. Dimensions Each board is 250mm x 54mm Mounting holes UMS Heatsink Compatible Number of boards included 2 Layers 2 Board Revision 2.0

Two of the latest Amp Camp Amp PCBs, good for 2 channels of amplification. These are the current revision of the PCB, which says "V1.6" on the PCB. The ACA V1.8 kit uses these PCBs, as there was no change ...

The Deluxe Chassis is the ultimate DIY Amplifier playground. We don't know of another chassis for sale in the world that makes life as easy for DIY Audio enthusiasts. Packed with features so you can focus on having a good ...

The Deluxe Chassis is the ultimate DIY Amplifier playground. We don't know of another chassis for sale in the world that makes life as easy for DIY Audio enthusiasts. Packed with features so you can focus on having a good ...

This pair of F-5 Clone circuit boards use the same circuit as the Nelson Pass / Firstwatt F-5 model. This is V3.0 of the boards, and it should be assembled using the F5v3 Build Guide. Dimensions 170mm x 50mm Mounting ...

Problem: You need to use something to go between your transistors and heatsinks so they can transfer heat efficiently. Thermal grease is a pain in the backside - it's painstaking to apply, it ends up stuck to everything within arms ...

This pack includes one Soft Start Board and one Speaker Turn-On Delay and DC protector board. They are not available for purchase separately. Soft Start Board Every time you switch on your monster (or not so monster) power amplifier, the ...

You want to build a preamp, a DAC, a phono stage, anything that needs a nominal supply voltage between 3.3V and 18V or even more, positive and/or negative polarity? You want a power supply regulator that approaches an ideal DC ...

This is Nelson Pass's recommended power supply for the Amp Camp Amp. Now available for immediate sale. It gives you more power and less noise than previous power supplies. It's a serious unit - twice the size and twice as ...

Included Printed Circuit Board (BIAMP12ERF-V1R0) 8 matched N channel JFETs (Fairchild J113) with matching resistors R13-R16, R35-R38 set the load line based pm JFET Idss and are typically 100 to 175 Ohms. R17-R20 and R39-42 are 27k Ohms Additional parts ...

The Korg Nutube 6P1 is a new, miniature, low-power dual directly-heated triode device. It was developed by Korg (of musical instrument fame) and Noritake Itron, a manufacturer of vacuum fluorescent displays, in Japan. Although it is a true directly heated ...

This is a complete SSII kit, including all parts and chassis.

PCB Specifications: One blue PCB good for two channels 2oz copper with gold traces PCB dimensions 85x127mm Mounting holes 70x110mm

Idss Choices One of the most common questions is what Idss sub-group to choose. All JFETs are grade B/BL (6-12mA). You can now choose from an Idss sub-range. If you are building any of the First Watt products, Nelson has ...