[1000mp] Bandscope
WD8ARZ
wd8arz at comcast.net
Tue Mar 25 14:48:10 EDT 2014
Yes, your so right Deric ... love Heathkit too, and have SB-610 hi hi
Was a senior moment and appreciate the correction.
73 from Bill - WD8ARZ
On 3/25/2014 1:53 PM, Deric Affleck wrote:
> Hi Bill,
>
> Not trying to be a smart-ass or even picky but for accuracy 's sake
> the SM-220 scope was mfg by Kenwood. The Heathkit scopes
> were designated HO-10, SB-610 & SB-614 and were good for checking the
> transmit RF envelope and could be modified to pick-up
> the .455 kc IF signal in other than Heathkit receivers but the resolution
> and bandwith is quite limited. The SM-220 with the BP-8 accessory
> enabled it to display the receiver IF signal in the 8.830 mhz 2nd. IF
> stage and again bandwidth was limited. Using modern SDR systems
> makes a much better bandscope. I like the bandscope in my IC-756
> Pro III which displays the bandwidth in real time in 12.5, 25, 50 and
> 100 khz up and down from the center frequency a little small but it
> works quite well.
> I know you know all this and that you just mis-typed the wrong brand name
> when referring to the SM-220.
>
> Have a great day.
>
> 73, Deric VY2DA
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