[GreenKeys] UT-4

[Dino Papas]

Actually Don the ST-8000 does not have a HV loop supply either....Hal  
makes the LP-1200A Dual Current Loop Supply that would give the  
ST-8000 the ability to interface with a 60mA loop.....all for the  
paltry sum of $1595 ('course you gotta buy a minimum of 25 units  
though...)---ouch!

Dino KL0S

On 21Jan2009, at 4:26 PM, Don Cunningham wrote:

> John,
> If you get into "heavy metal RTTY", you will need to build up a  
> loop supply
> and keyer circuit to feed the ST-8000A.  That's another big difference
> between the 8000 and 8000A, lack of a loop supply.  The ST-6000  
> will be the
> best bet from what you told me you had to do heavy metal AND have  
> the scope
> already built in.
> 73,
> Don, WB5HAK