[1000mp] ARRL testing of Clicks

Mon, 1 Jul 2002 08:42:07 -0400

> Tom, W8JI wrote:
> 
> "The ARRL could give meaningful reports through a simple test.  They
> could send a modest speed string of dots, and use a peak 
> storage spectrum
> analyzer that stores hundreds of sweeps in memory. They'd just need to
> sweep across the signal at a slow rate using high selectivity, and it
> would draw a picture of the attenuation with frequency."

> I sure hope the guys at the ARRL testing lab read this and take some
> action, Tom.

What action did you intend, guys?  These have been included in the expanded
test-result reports starting in 2002.  I don't think I could talk the editor
into routinely publishing them in the magazine.

73, 
Ed Hare, W1RFI
ARRL Lab
225 Main St
Newington, CT 06111
Tel: 860-594-0318
Internet: [email protected]
Web: http://www.arrl.org/tis

> -----Original Message-----
> From: [email protected] [mailto:[email protected]]
> Sent: Saturday, June 29, 2002 8:18 PM
> To: [email protected]
> Subject: Re: [1000mp] ARRL testing of Clicks
> 
> 
> Tom, W8JI wrote:
> 
> "The ARRL could give meaningful reports through a simple test.  They
> could send a modest speed string of dots, and use a peak 
> storage spectrum
> analyzer that stores hundreds of sweeps in memory. They'd just need to
> sweep across the signal at a slow rate using high selectivity, and it
> would draw a picture of the attenuation with frequency."
> ==========
> I sure hope the guys at the ARRL testing lab read this and take some
> action, Tom.  The unmodified FT-1000MP, Mark V,  and Field 
> are among the
> worst when it comes to key clicks (verified by me by 
> listening to them). 
> Five unmodified MPs, with their 5 kHz-wide clicky CW signals, 
> can take up
> the entire first 25 kHz of the 160-meter band, making narrow 
> CW filters
> virtually useless!!
> 
> 73, de Earl, K6SE
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