smallnsa.blogg.se - Pri loopback cable pinout

I think most of these are derivatives of the Icom OPC-478 design. Visit the West Somerset Amateur Radio Club webpage for more circuits by G4TIC.

G4TIC from the West Somerset Amateur Radio Club has put together a nice PDF file for this design that includes photos and a board layout.

Dan's Yaesu Modification Website has a schematic and parts list in the VX-7R hardware section, and in the VX-1R section.

This is a good choice for a circuit to build, since these cables seem to be solid performers. I believe this is the same circuit that you get in commercial cables from RT Systems. There are many different variations of TTL to RS232 interface designs out there.I'll break them down into 3 main categories:

If you would like to build a cable but don't have the experience, try finding another ham in your area who has the experience and would be willing to help you build and test your cable.

Please don't attempt to build your own cable if you don't know what you're doing, you could damage your radio, your PC, or both. ***** WARNING: Use of the software and information on this site is at your OWN RISK!!! *****Īll links are provided for reference purposes only. If anyone has a programming cable source they would like to recommend, let me know. You can also purchase cables from RT Systems Visit to purchase a high-quality USB cable that will work with ALL of my software! IC-R2 - TTL to RS232 interface cable Remember, you can use a USB to TTL cable in place of the RS-232 to TTL cable.VX-2R - TTL to RS232 interface cable, 3 to 4 Conductor Adapter -OR- using the Yaesu CT-91.VX-7R - TTL to RS232 interface cable, 1/8" to 3/32" stereo adapter, Yaesu CT-91.Here are the basic cable setups for the different radios:

Use a cable you already own for another radio (many cables are the same or very similar).Purchase a commercially available interface cable.Information on building cables for other radios may be added in the future.įor Yeasu and Icom radios, here are the options: This section contains information on cables for Yaesu and Icom radios.įor other radios, contact a dealer for information on available cables.