[TenTec] DDS PTO replacement for old Ten Tec rigs

Mike Bryce prosolar at sssnet.com
Thu Oct 26 16:32:53 EDT 2017


I’m looking for a DDS VFO replacement does does 5.00 to 5.550 mhz but with a optical encoder and NO mechanical click/clicker

anyone know of such a beast?


Mike, WB8VGE
www.theheathkitshop.com



> On Oct 26, 2017, at 3:47 PM, Katz Ajamas <ajamas.rn at gmail.com> wrote:
> 
> Aloha Curt!
> 
> Have you looked at the AQRP VFO?
> $40.
> Si570 based.
> http://www.qsl.net/k5bcq/Kits/Kits.html
> 
> PA0KLT VFO kit.
> $45 or so (price is in pound sterling)
> Si570 based.
> https://www.sdr-kits.net/index.php?route=web/pages&page_id=43_43
> 
> The above two kits are quite similar.
> 
> I have the AQRP. Not using with a Tentec. It's my signal generator for the
> shack :-)
> I've just ordered a VNA kit from AQRP. It's VIA on the web site but they've
> recently added I/O ports.
> 
> The only part of the AQRP kit I found challenging was soldering the Si570
> chip. Missed a pad on the first go around. Rumor is that Kees is coming out
> wit a smaller version of his VFO so you may want to ask before you order.
> The display might be small enough to fit the window on the C21.
> 
> Then there is the qrp labs kit. It's only $33
> Si5351a based.
> https://www.qrp-labs.com/vfo.html
> 
> You could really hotrod that C21. take a look at the manual for the QRP
> labs QCX transceiver for some ideas.
> 
> 73, -Bob ah7i/w4
> 



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