[Heathkit] SB-200 Problem

Woody kj4so at ipass.net
Tue May 24 17:43:31 EDT 2005


Someone cried:
"This is the second time this week that I posted a simple, straight 
forward
message and got a snotty response from some self proclaimed "water 
walker".

"I'm done........."

And then, someone else whined:  "Yes, it's unfortunate someone chose to 
grind their axe at your expense".

No!  What is really unfortunate is when someone does not recognize very 
good advice from someone who knows what they are talking about, and was 
just trying to help.

Woody
KJ4SO

----- Original Message ----- 
From: "john" <johnmb at nc.rr.com>
To: <jbrannig at optonline.net>; "km1h" <km1h at jeremy.mv.com>
Cc: "Donald Rowland" <HASDRUBAL at peoplepc.com>; 
<heathkit at mailman.qth.net>
Sent: Tuesday, May 24, 2005 5:00 PM
Subject: Re: [Heathkit] SB-200 Problem


> Yes, it's unfortunate someone chose to grind their axe at your 
> expense.
>
> John K5MO
>
>
>
>
>
> At 10:48 AM 5/24/2005, jbrannig at optonline.net wrote:
>>This is the second time this week that I posted a simple, straight 
>>forward message and got a snotty response from some self proclaimed 
>>"water walker".
>>
>>I'm done.........
>>
>>
>>
>>
>>----- Original Message -----
>>From: km1h <km1h at jeremy.mv.com>
>>Date: Tuesday, May 24, 2005 9:58 am
>>Subject: Re: [Heathkit] SB-200 Problem
>>
>> >
>> > >> Id start by removing the Measures mods as they are voodo 
>> > >> science.
>> > >> Its not
>> > >> easy to find 33-47 Ohm 2W carbons these days but Id rewind
>> > >> original spec
>> > >> parasitics.
>> >
>> >
>> > > I've had Measures parasitic suppressors in my SB-220 for years.
>> > > There is no switch arching, spitting or strange noises.
>> > > Voodoo, yes, effective, absolutely......
>> > > Jim
>> >
>> >
>> > You would have the same results by doing some basic PM and
>> > replacing the
>> > parasitic resistors every 10 years or so. Ive had several 200's
>> > (of the
>> > roughly 300 Ive done) in here for 6M conversions that had the
>> > resistors in
>> > the low KOhm range and still no arcing switch.
>> >
>> > The grid circuit voodoo does nothing but decrease stage gain so
>> > you need
>> > more drive for the same output. As long as grid current is kept
>> > within the
>> > safe range there is no damage to the tubes; any extra power is
>> > simply added
>> > to the output.
>> >
>> > It often amazes me that so many havent a clue to how a GG amp
>> > works. And
>> > then spend money on junk from someone else with the same lack of
>> > understanding.
>> >
>> > Carl
>> > KM1H
>> >
>> >
>> >
>> >
>> >
>>
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>
>
>
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