[amsat-bb] TS-2000 Vintage Question

[John Geiger]

What about the MOSFETs made them an upgrade?  I was unaware of the change,
although I do feel that somewhere along the line Kenwood changed the noise
blanker circuit and that the NB in older TS2000s was better.

73 John AF5CC

On Mon, Feb 5, 2018 at 5:29 PM, D. Craig Fox <DFox at rwglaw.com> wrote:

> As far as I know, the birdie problem has been there from the start. In
> 2008 there was an issue with ceramic filters. I have a vintage 2002 (serial
> 407XXXXX) and have never had an issue with it. You can always check out the
> yahoo groups TS2000 archives.  According to the TS2K group, after 2008,
> Kenwood started using mosfets which most feel was a significant upgrade.
>
> Craig
> N6RSX
>
> -----Original Message-----
> From: AMSAT-BB [mailto:amsat-bb-bounces at amsat.org] On Behalf Of Richard
> Lawn
> Sent: Sunday, February 4, 2018 2:00 PM
> To: Amsat BB <amsat-bb at amsat.org>
> Subject: [amsat-bb] TS-2000 Vintage Question
>
> I'm contemplating trading a IC-7300 for a TS-2000. I need a backup radio
> for satellites and EME. Are there any issues you users know about the 2000
> vintage 2002? Was it plagued with birdies in the sat passband?
>
> Rick, W2JAZ
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