| To: | Discussion of Ten-Tec Equipment <tentec@contesting.com> |
|---|---|
| Subject: | Re: [TenTec] Scads of used Icom IC-7300 |
| From: | Carl Moreschi <n4py3@earthlink.net> |
| Reply-to: | n4py3@earthlink.net |
| Date: | Sat, 10 Sep 2016 15:10:37 -0400 |
| List-post: | <mailto:tentec@contesting.com> |
The clip point on my Flex 6500 is S9+80 DB. That's +7 dbm. If it were
to happen that I had signal overload, I would put the 20 db attenuator on.
Carl Moreschi N4PY 58 Hogwood Rd Louisburg, NC 27549 www.n4py.com On 9/10/2016 2:28 PM, Gary J FollettDukes HiFi wrote: What happens if a signal that is 140 dB above the noise floor comes along, a condition quite common in Europe? Have you tested for this condition? Regards and 73, Gary W0DVN PS: I think that the rather nice Flex 6500 does have pretty good bandpass filtering before the A to D to help its performance in regards to strong out-of-band signals. I think that is where the 7300 comes up short and is why Icom recommends a preselector.On Sep 10, 2016, at 1:17 PM, Barry N1EU<barry.n1eu@gmail.com> wrote: On Sat, Sep 10, 2016 at 4:20 PM, Gary J FollettDukes HiFi< dukeshifi@comcast.net> wrote:I stand by my previous statement that you COULD produce an exceptional DSP receiver, one that would blow the socks off any heterodyne receiver, if you used 24 bit data and a tracking preselector to limit the impact of strong out-of-band signals.The 16-bit ADC front ends of both my ANAN-100D and Flex 6500 were the equal of any heterodyne receiver, or at least my Orion II and K3s. 16 bits are enough. And I'm talking tough contest conditions on bands filled with huge signals. 73, Barry N1EU _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/tentec_______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/tentec |
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