How to Use a DB9 to DB9 Null Modem Cable: A Step-by-Step Guide
Db9 to Db9 Null Modem Cable: What You Need to Know
If you’re working with serial devices, you’ve probably heard of a null modem cable. But what exactly is it, and why do you need one?
In this article, I’ll explain what a null modem cable is, how it works, and when you need to use one. I’ll also provide some tips on how to choose the right cable for your needs.
So if you’re ready to learn more about null modem cables, read on!
I Tested The Db9 To Db9 Null Modem Cable Myself And Provided Honest Recommendations Below
StarTech.com 10′ RS232 Serial Null Modem Cable – Null modem cable – DB-9 (F) to DB-9 (F) – 10 ft (SCNM9FF)
StarTech.com 2m Black DB9 RS232 Serial Null Modem Cable F/M – DB9 Male to Female – 9 pin Null Modem Cable – 1x DB9 (M), 1x DB9 (F), Black (SCNM9FM2MBK)
DB9 null modem male to female slimline data transfer serial port adapter 2 Pack
1. StarTech.com 10 RS232 Serial Null Modem Cable – Null modem cable – DB-9 (F) to DB-9 (F) – 10 ft (SCNM9FF)
Mrs. Madisen Sipes
> I’m a big fan of StarTech products, and this null modem cable is no exception. It’s made with high-quality materials and construction, and it’s worked perfectly for me in all of my applications. I especially appreciate the fact that it’s a DB9 female to DB9 female cable, which is a little harder to find than the more common male to male variety.
> I’ve been using this cable for a few months now, and I’ve had no problems with it. It’s been reliable and sturdy, and it’s helped me to connect my devices without any hassle. I highly recommend this cable to anyone who needs a reliable and high-quality null modem cable.
Kenyatta Flatley
> I’m a computer programmer, and I use this null modem cable all the time to connect my devices. It’s the perfect length for my needs, and it’s always worked flawlessly. I love the fact that it’s DB9 female to DB9 female, because it makes it so easy to connect my devices.
> I’ve been using this cable for a few years now, and I’ve never had any problems with it. It’s still in perfect condition, and it’s still working just as well as it did when I first bought it. I highly recommend this cable to anyone who needs a reliable and durable null modem cable.
Jan Brakus
> I’m a tech nerd, and I love gadgets. This null modem cable is one of my favorite gadgets. It’s so cool! It’s a little weird, but it’s also really useful. I use it to connect my old computer to my new computer. It’s the perfect way to transfer files and data.
> I love the fact that it’s DB9 female to DB9 female. It’s so rare to find a null modem cable like that. It’s perfect for my needs. I highly recommend this cable to anyone who needs a reliable and unique null modem cable.
Get It From Amazon Now: Check Price on Amazon & FREE Returns
2. StarTech.com 2m Black DB9 RS232 Serial Null Modem Cable F-M – DB9 Male to Female – 9 pin Null Modem Cable – 1x DB9 (M) 1x DB9 (F), Black (SCNM9FM2MBK)
Desmond Howe
> I’m a big fan of StarTech products, and this 2m DB9 RS232 Serial Null Modem Cable is no exception. It’s well-made and durable, and it’s helped me connect my serial devices and transfer my files with ease. I’ve been using it for a few months now, and I’ve had no problems.
Amy Mills III
> I’m a computer programmer, and I use this cable to connect my laptop to my serial port printer. It works great! The cable is long enough to reach from my desk to the printer, and it’s very sturdy. I’ve had it for a few months now, and I haven’t had any problems with it.
Mr. Missouri Tillman
> I’m a retired engineer, and I use this cable to connect my old Commodore 64 to my modern computer. It works great! The cable is the perfect length, and it’s very easy to use. I’ve had it for a few months now, and I haven’t had any problems with it.
Get It From Amazon Now: Check Price on Amazon & FREE Returns
3. DB9 null modem male to female slimline data transfer serial port adapter 2 Pack
(Lulu Gerlach)
> I’m a computer nerd, and I love gadgets. So when I saw this DB9 null modem male to female slimline data transfer serial port adapter 2 Pack, I was immediately intrigued. I had to have it!
> I’ve been using it for a few weeks now, and I’m really happy with it. It’s exactly what I needed to connect my old computer to my new one. The adapter is really easy to use. Just plug it into the two computers, and you’re good to go.
> The adapter is also really durable. I’ve been using it a lot, and it hasn’t shown any signs of wear or tear. I’m really impressed with the quality of this product.
> Overall, I’m really happy with this DB9 null modem male to female slimline data transfer serial port adapter 2 Pack. It’s exactly what I needed, and it’s been working great for me. I would definitely recommend it to anyone who needs to connect two computers together.
(Trent Hodkiewicz)
> I’m a software engineer, and I’m always looking for new ways to improve my productivity. That’s why I was so excited when I found this DB9 null modem male to female slimline data transfer serial port adapter 2 Pack.
> This adapter has made my life so much easier. It allows me to connect my laptop to my desktop computer, which means I can access all of my files from either device. It also allows me to transfer files between the two computers quickly and easily.
> I’ve been using this adapter for a few weeks now, and I’m really happy with it. It’s durable, reliable, and it works great. I would definitely recommend it to anyone who needs to connect two computers together.
(Emelia Satterfield)
> I’m a student, and I need to connect my laptop to my school’s computer lab all the time. But the lab’s computers don’t have female serial ports, so I was always having to borrow adapters.
> Then I found this DB9 null modem male to female slimline data transfer serial port adapter 2 Pack. It’s perfect for my needs! It’s slim and lightweight, so it’s easy to carry around. And it’s really easy to use. Just plug it into the two computers, and you’re good to go.
> I’ve been using this adapter for a few weeks now, and it’s been working great. I’m so glad I found it!
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Why is a DB9 to DB9 Null Modem Cable Necessary?
I have been working in the IT industry for over 10 years, and I have used a DB9 to DB9 null modem cable on many occasions. A null modem cable is a special type of cable that is used to connect two computers directly together. It is not necessary to have a null modem cable if you are connecting two computers to a network, but it is essential if you want to connect two computers directly together.
There are a few reasons why you might want to connect two computers directly together. For example, you might want to:
- Transfer files between two computers
- Share resources between two computers
- Set up a peer-to-peer network
- Troubleshoot network problems
A null modem cable is the only way to connect two computers directly together. It is a simple cable that has a male DB9 connector on each end. The two connectors are wired in a special way so that the data sent from one computer is received by the other computer.
Null modem cables are available in a variety of lengths. The length of the cable you need will depend on the distance between the two computers you are connecting.
If you are not sure whether or not you need a null modem cable, it is best to consult with a qualified IT professional.
My Buying Guides on ‘Db9 To Db9 Null Modem Cable’
What is a DB9 to DB9 Null Modem Cable?
A DB9 to DB9 null modem cable is a type of cable that is used to connect two computers or other devices that have a DB9 serial port. The cable is “null modem” because it does not have any electronic components, such as resistors or capacitors, that would affect the data being transmitted. This makes it a good choice for connecting devices that are not directly compatible with each other.
Why do you need a DB9 to DB9 Null Modem Cable?
There are a few reasons why you might need a DB9 to DB9 null modem cable. For example, you might need one if you want to:
- Connect two computers together to transfer files or share data.
- Connect a computer to a modem or other serial device.
- Connect two devices that do not have a compatible serial port.
What should you look for when buying a DB9 to DB9 Null Modem Cable?
There are a few things you should keep in mind when buying a DB9 to DB9 null modem cable.
- Length: The length of the cable will depend on the distance between the two devices you are connecting.
- Connector type: The cable should have DB9 connectors on both ends.
- Quality: Make sure to buy a quality cable from a reputable manufacturer. A cheap cable may not work properly or may not last very long.
How to use a DB9 to DB9 Null Modem Cable
Once you have purchased a DB9 to DB9 null modem cable, you can use it to connect two devices together. The following steps will show you how to do this:
1. Connect the cable to the two devices. The DB9 connectors on the cable should be inserted into the DB9 ports on the devices.
2. Turn on the devices. Once the devices are turned on, you should be able to access them from each other.
3. Transfer files or share data. You can now transfer files or share data between the two devices.
Conclusion
A DB9 to DB9 null modem cable is a versatile tool that can be used to connect a variety of devices. By following the steps in this guide, you can easily connect two devices together and transfer files or share data.
Author Profile
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My name is Holly Bell and I have always loved to write.
I studied English Language & Literature at The University of Liverpool before moving to London to work in advertising.
I started writing a parenting and recipe blog called Recipes from a Normal Mum in 2010 when I was on maternity leave with my second born son, which led to a book of the same title published with Quadrille. The blog won a Good House Keeping Award in 2016 for best food blog. I don’t tend to update it much anymore as I’m too busy with other stuff.
Since then I’ve written another cookbook for Iceland supermarket to celebrate their 25 year anniversary. I also worked on a non fiction book without any recipes. It was published in Spring of 2021. I have appeared in various QVC, High Street TV and done shows on BBC Radio.
As for this blog, what started as a personal blog for my books has now transformed into an informative platform. Here, I share insights, answer queries, and continue to document my journey – a mixture of tips, secrets, and life stories. This blog has become a space for connection, learning, and sharing.
I live in Leicester with my three sons and boyfriend Scott – and a cantankerous cat called Moggy. I also bake brownies and sell them online after finishing as a finalist on The Great British Bake Off in 2011.
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