I would check the mike connector wiring and compare that with the mike you may be using. Usually the Yaesu and Kenwood mikes, wired correctly, will work. The ICOM mikes, doubtful. Any dynamic lo
Hello everyone, I recently purchased a digital version of a Century 21. Unfortunately, when I received it, It will not power on. When I turn it off, it very briefly powers on then off. I have verifie
Ken Simpson, W8EK, advertises regularly on QTH.com, and is currently parting out a Century 21, including transformer, boards and cabinet parts. I have bought from Ken in the past and can vouch for hi
Well I have a transformer for the C21 sitting right behind me if you find that you need it. With the power switch on, you should see voltage across C1 regardless of trip condition, as long as the pow
Dale, Both those items are currently listed on QTH.com, but could be sold by now. 73, Winston K4CWQ Sent from my iPhone _______________________________________________ TenTec mailing list TenTec@cont
Gents, It appears that the transformer is bad. There may be more bad components, I am not sure. While taking meter readings, my main fuse blew. I changed it and it blew again. I desoldered the 2 outp
Sorry to learn the news. Unless you want a matching Tentec supply, I'd opt for an inexpensive 12 volt supply. I purchased a new switching supply which I found to be astonishing clean radiation wise f
Hi Bob, The Century 21 has a built in supply circuit. I am not sure if I could connect 12VDC to the unit without a bit of modification. It has a over current circuit protection. John - NE5J Johnathon
Hi John, I have a C21 digital. You might find something useful here: https://drive.google.com/open?id=0B_pjAwEfeYcdYmRaTUhRTnN6SFU You can run it safely on external 12V! I've run mine that way quite
Thank you Josh! Would you happen to have a schematic of the mod? I did not see it in the shared drive. Thanks! Johnathon B. Allread john.allread@gmail.com 469-336-7763 "The Road to Success is Always
Josh's idea of feeding 12V into the rear 12 Accessory socket works well but there is no overcurrent protection or meter reading. I did this years ago when running the C21 mobile. I turned the drive
I have one, $30 shipped in CONUSA. Gary W0DVN _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/tentec
I received the payment, thanks! Gary _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/tentec
Sorry, wrong response Gary _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/tentec
Hi John, I am parting out a Century 21, and have all of the power supply parts available. Please let me know exactly what you would like, and we can go from there. Century 21, Model 570 Parts For Sal
Yes, this is a good point Perry - sorry I forgot to mention that. T-T did sell an external breaker for this purpose, but they are hard to find these days. When I was running my C21 on external 12V I