Circuit Design Library

For most of our clients the electronics is only one part of a bigger job; but it is the part that is controlling the rest, the part most visible when it fails to work. We take over the responsibility for the design and manufacture of that bit of the job for our clients. We make the electronics work well and reliably, and we deliver on time. If you have a project underway, contact us, and we'll quote you a reliable solution.

This design library contains many example circuit diagrams and PCB layouts. They are quite wide images, but zoom to fit the program window when you open them. To see more detail, make the window bigger.

Use the BACK function on your browser to get back from each Circuit page. The circuits are in subcategories, pick your subcategory below.

• The main circuit library - the bulk of the projects

• Hseti PCB - AT89C2051 serial COMs to LED driver
• Fully documented weighscale, with circuits, PCBs.
• Serial to parallel converter - program, circuit and assembler.
• Navy SMD Trainer PCB
  
• A current loop tester (Ex-Danfoss)
  
• Really basic: "Trivial" RS232 protocol monitor
• Simple schematic: An access key communicating with light
• RS232 to RS485 converter - DB9 to RJ12, RTS control
• A test tone Generator, microprocessor based
  

• How-to-guide to design for embedded electronic products
• AirBorn Electronics Custom Design Service
• AirBorn Electronics Firmware
• AirBorn Electronics product catalog
• Standards and Interfaces: Resources for Electronics designers
• How to use a multimeter

You are welcome to use any of this material for reference, experimentation, or as a starting point for your own work. We have copyright over this material, it is claimed on each item. With a few exceptions, we will grant rights to other companies or individuals to produce these boards. If you are making a non-commercial quantity (6 or less), go ahead - and ask later. If you are making 25 units or less, you should ask first, but we probably won't charge for the permission.