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PC Power Supplies: My Philosophy And Recommendations
Well I got a dose of the stupids and replaced the main office PC’s power supply with this Seasonic unit. But hear me out before yelling...
John O'Rangers
Aug 30, 20214 min read


Windows 11 Is Coming! What You Should Know
Just a brief note on MS Windows. Not sure if you've already heard, but Windows 10 is being replaced with the all-new Windows 11. It is,...
John O'Rangers
Aug 28, 20213 min read


PPP And SBA EIDL Loans: CDC Cellular's Status And Opinion On These Instruments
With the COVID-19 crisis ongoing, one of the more devastating aspects of the virus was the effect it had on certain classes of business....
John O'Rangers
Aug 9, 20216 min read


Do you have a pacemaker or internal cardiac defibrillator?
That new iPhone 12 you just purchased can interfere with proper functioning of those devices In an analysis published in Journal of the...

Eleanor A. O'Rangers, Pharm D
Jun 2, 20212 min read


CDC Is Now An Authorized ProtectionPro Dealer!
Now available at CDC: ProtectionPro by Madico. What is ProtectionPro? It's the most state of the art screen protection system available....
John O'Rangers
May 3, 20212 min read


March 23, 2021 Android Crashing Problem
Please note that Android is currently having problems with apps not opening and slow response. The problem is related to Chrome and...
John O'Rangers
Mar 23, 20211 min read
Big Tech Censorship
By now most of you have probably heard about the controversy surrounding "Big Tech" and censorship. I wanted to take some time to explain...
John O'Rangers
Jan 18, 20217 min read


Samsung Parts Serialization: What Is It?
I just wanted to brief everyone on some developments in the Samsung repair arena that is occurring as we speak. The serialization of...
John O'Rangers
Oct 22, 20204 min read
iPhone 11 and iOS14: No Touch/Erratic Touch
I wanted to make everyone aware of a situation I've come across with iPhone 11 models running iOS 14. I'm not sure if older models have...
John O'Rangers
Oct 3, 20204 min read


Coronavirus, Bars And Restaurants, And Why People Are Going Out
I admit this post is a bit off topic, as this is supposed to be a blog about consumer electronics. But we live in off topic times at the...
John O'Rangers
Mar 16, 20205 min read


Industry Trends And The Future Of Independent Repair
It's an interesting time to be a cell phone repair technician. A lot of things are happening quickly, and changes are ongoing. I expect...
John O'Rangers
Feb 12, 20205 min read


LRUs And Why Your Smartphone Manufacturer Likely Won't Repair Your Device
One of the hidden blessings of running this shop is where it is located. CDC is within the Washington, DC MSA, and with that, our...
John O'Rangers
Jan 8, 20208 min read


What Right To Repair Gets Wrong
I've written extensively on the concept of "Right to Repair" and where I agree and disagree with it. Repair.org is one of the leading...
John O'Rangers
Dec 17, 20193 min read


Right To Repair: Clarifying My Position
I have received some criticism recently for my position on Right to Repair, and would like to address some of the comments directed my...
John O'Rangers
Dec 16, 20194 min read
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