[Boatanchors] Boatanchors Digest, Vol 79, Issue 28

Wed Aug 25 01:50:18 EDT 2010

Michael,
Any  further comments on  insulated shafting
wud be more presevative than conservative in nature (or electronics!).
73
Henry, OZ1uF

----- Original Message ----- 
From: <boatanchors-request at mailman.qth.net>
To: <boatanchors at mailman.qth.net>
Sent: Wednesday, August 25, 2010 4:45 AM
Subject: Boatanchors Digest, Vol 79, Issue 28

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> Today's Topics:
>
>   1. Johnson Adventurer? (Henry Mei'l's)
>   2. Insulated shafting (Henry Mei'l's)
>   3. Re: Insulated shafting (Kludge)
>   4. Re: Insulated shafting (Barrie Smith)
>   5. Re: Johnson Adventurer? (Carl)
>   6. Re: Insulated shafting (Glen Zook)
>   7. Re: Insulated shafting (arc5 at ix.netcom.com)
>   8. Re: Insulated shafting (Carl)
>   9. Re: Solder connectors (BOB)
>  10. Re: Insulated shafting (J. Forster)
>  11. Re: Insulated shafting (Barrie Smith)
>  12. Re: HQ-150 Line Bypass Caps Needed (Drew P.)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 25 Aug 2010 01:15:10 +0200
> From: "Henry Mei'l's" <meils at get2net.dk>
> Subject: [Boatanchors] Johnson Adventurer?
> To: <boatanchors at mailman.qth.net>
> Message-ID: <0288E4E9F00F4EFA947A8CC77293FB6D at ejerf59be5593b>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Sounds naughty!  Oh, you mean the transmitter.
>
> (Actually, I used one when I was a kid and thougt it's styling was
> nifty -- I mean the transmitter ;0)
>
> Henry,  OZ1UF  / The Withered of Oz,
> Dr. Phd. Prankster
>
> ------------------------------
>
> Message: 2
> Date: Wed, 25 Aug 2010 01:18:53 +0200
> From: "Henry Mei'l's" <meils at get2net.dk>
> Subject: [Boatanchors] Insulated shafting
> To: <boatanchors at mailman.qth.net>
> Message-ID: <C4D15B7BD3DD4B93A09F03DC585A1242 at ejerf59be5593b>
> Content-Type: text/plain; charset="iso-8859-1"
>
> I wont even comment on this one.
>
> H'y, oz1uf-Cph.
>
> ------------------------------
>
> Message: 3
> Date: Tue, 24 Aug 2010 13:23:31 -1000
> From: "Kludge" <wh7hg.hi at gmail.com>
> Subject: Re: [Boatanchors] Insulated shafting
> To: <boatanchors at mailman.qth.net>
> Message-ID: <2BA549912D444D4CA04B76701441EC80 at kongo>
> Content-Type: text/plain; charset="iso-8859-1"
>
> -----Original Message-----
> From: boatanchors-bounces at mailman.qth.net
> [mailto:boatanchors-bounces at mailman.qth.net] On Behalf Of Henry Mei'l's
>> I wont even comment on this one.
>
> Too late.  You already did.
>
> Best regards,
>
> Michael, WH7HG BL01xh
> http://www.nationalmssociety.org/chapters/NTH/index.aspx
> http://wh7hg.blogspot.com/
> http://kludges-other-blog.blogspot.com
> Hiki N?!
>
>
>
> ------------------------------
>
> Message: 4
> Date: Tue, 24 Aug 2010 18:03:03 -0600
> From: "Barrie Smith" <barrie at centric.net>
> Subject: Re: [Boatanchors] Insulated shafting
> To: <boatanchors at mailman.qth.net>
> Message-ID: <E869D8E3BA794C2AA3CBF46C0FA48A55 at barrylww3pb8pz>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> reply-type=original
>
> Thank you all for the great suggestions!  I'm sure that I will be able to
> find just what I need now.
>
> I've been having lots of fun playing with the push-pull VT-127As the last
> few evenings.
>
> I've got the full 1800 volts on the plates now.  It will make just over
> 600
> watts out, but that's too much for plate-modulation, so I've been reducing
> the loading and got to just over 400 watts out.
>
> At that setting, each tube is dissapating 70 watts and efficiency is 72%.
> Should be just right for AM.
>
> Thanks again & 73,
> Barrie, W7ALW
>
>
>
>
>
> ------------------------------
>
> Message: 5
> Date: Tue, 24 Aug 2010 20:13:09 -0400
> From: "Carl" <km1h at jeremy.mv.com>
> Subject: Re: [Boatanchors] Johnson Adventurer?
> To: "Henry Mei'l's" <meils at get2net.dk>, <boatanchors at mailman.qth.net>
> Message-ID: <00eb01cb43ea$4e4fec20$6501a8c0 at DAVES>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> reply-type=original
>
> I wish there was enough interest in them to warrant making up a silk
> screen
> for the panel. I also have one as part of the recreation of gear I had in
> the 50's and 60's.
>
> Carl
> KM1H
>
>
> ----- Original Message ----- 
> From: "Henry Mei'l's" <meils at get2net.dk>
> To: <boatanchors at mailman.qth.net>
> Sent: Tuesday, August 24, 2010 7:15 PM
> Subject: [Boatanchors] Johnson Adventurer?
>
>
>> Sounds naughty!  Oh, you mean the transmitter.
>>
>> (Actually, I used one when I was a kid and thougt it's styling was
>> nifty -- I mean the transmitter ;0)
>>
>> Henry,  OZ1UF  / The Withered of Oz,
>> Dr. Phd. Prankster
>> ______________________________________________________________
>> Boatanchors mailing list
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>> ** For Assistance: dfischer at usol.com **
>>
>>
>> This list hosted by: http://www.qsl.net
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>
>
>
> ------------------------------
>
> Message: 6
> Date: Tue, 24 Aug 2010 17:47:54 -0700 (PDT)
> From: Glen Zook <gzook at yahoo.com>
> Subject: Re: [Boatanchors] Insulated shafting
> To: boatanchors at mailman.qth.net, Barrie Smith <barrie at centric.net>
> Message-ID: <889538.73984.qm at web52901.mail.re2.yahoo.com>
> Content-Type: text/plain; charset=iso-8859-1
>
> Remember, to meet the 1500 watt peak output restriction you can't run more
> than 375 watts of carrier with 100% modulation.
>
> Glen, K9STH
>
> Website:  http://k9sth.com
>
>
> --- On Tue, 8/24/10, Barrie Smith <barrie at centric.net> wrote:
>
> I've been having lots of fun playing with the push-pull VT-127As the last
> few evenings.
>
> I've got the full 1800 volts on the plates now.? It will make just over
> 600 watts out, but that's too much for plate-modulation, so I've been
> reducing the loading and got to just over 400 watts out.
>
> At that setting, each tube is dissapating 70 watts and efficiency is 72%.
> Should be just right for AM.
>
>
>
>
>
> ------------------------------
>
> Message: 7
> Date: Tue, 24 Aug 2010 19:57:15 -0500
> From: <arc5 at ix.netcom.com>
> Subject: Re: [Boatanchors] Insulated shafting
> To: "Glen Zook" <gzook at yahoo.com>, <boatanchors at mailman.qth.net>,
> "Barrie Smith" <barrie at centric.net>
> Message-ID: <515ED16A386B45D2BEE200AFBADC7BBA at boudreaux>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> reply-type=original
>
>
> ----- Original Message ----- 
> From: "Glen Zook" <gzook at yahoo.com>
> Subject: Re: [Boatanchors] Insulated shafting
>
>
>>Remember, to meet the 1500 watt peak output restriction
>>you can't run more than 375 watts of carrier with 100% modulation.
>
> I won't tell if you don't ;-)
>
>
> ------------------------------
>
> Message: 8
> Date: Tue, 24 Aug 2010 21:07:08 -0400
> From: "Carl" <km1h at jeremy.mv.com>
> Subject: Re: [Boatanchors] Insulated shafting
> To: <boatanchors at mailman.qth.net>, "Barrie Smith" <barrie at centric.net>
> Message-ID: <013b01cb43f1$d98cbe10$6501a8c0 at DAVES>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> reply-type=original
>
>
>
>
>> ----- Original Message ----- 
>> From: "Glen Zook" <gzook at yahoo.com>
>> Subject: Re: [Boatanchors] Insulated shafting
>>
>>
>>>Remember, to meet the 1500 watt peak output restriction
>>>you can't run more than 375 watts of carrier with 100% modulation.
>>
>> I won't tell if you don't ;-)
>
> Im grandfathered.....
>
>
>
> ------------------------------
>
> Message: 9
> Date: Tue, 24 Aug 2010 21:29:07 -0400
> From: "BOB" <hoopmonk at snet.net>
> Subject: Re: [Boatanchors] Solder connectors
> To: "boatanchors" <boatanchors at mailman.qth.net>
> Cc: milsurplus <milsurplus at mailman.qth.net>
> Message-ID: <E297735049D1407D864EA83F6B0F50F2 at xxxxb9d8d55c72>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> reply-type=original
>
> Thanks to all that responded to my question about the wire connectors. I
> will make a determination on which way to proceed if I can't find any of
> the
> kwikette style connectors after doing some more searching. I kind of like
> the idea the spaceing between the coils to contain solder and mate with
> the
> connecting spiral of the new component. At least thats my thinking at this
> time. If I should find a supplier I will post it on the lists.
>
> 73
> Bob W1GTH
>
>
>
> ----- Original Message ----- 
> From: "BOB" <hoopmonk at snet.net>
> To: "milsurplus" <milsurplus at mailman.qth.net>
> Cc: "boatanchors" <boatanchors at mailman.qth.net>
> Sent: Tuesday, August 24, 2010 5:20 PM
> Subject: [Boatanchors] Solder connectors
>
>
>> Years ago I remember seeing small spring like connectors for butt
>> connecting  two wires such as resistor or cap leads. Does anyone know if
>> they are still available and if so where?
>>
>> 73
>> Bob Weaver
>> W1GTH
>> ______________________________________________________________
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>> ** For Assistance: dfischer at usol.com **
>>
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>
>
>
> ------------------------------
>
> Message: 10
> Date: Tue, 24 Aug 2010 18:45:16 -0700 (PDT)
> From: "J. Forster" <jfor at quik.com>
> Subject: Re: [Boatanchors] Insulated shafting
> To: WA5CAB at cs.com
> Cc: barrie at centric.net, boatanchors at mailman.qth.net
> Message-ID: <59062.12.6.201.2.1282700716.squirrel at popaccts.quikus.com>
> Content-Type: text/plain;charset=iso-8859-1
>
> Robert,
>
> McMaster is McMaster-Carr, a large industrial supply house. They are on
> the web.
>
> AFAIK, you can get Phenolic, Lucite, and glass-eppoxy rod in a variety of
> sizes. There are likely many more plastics also.
>
> Another source would likely be Small Parts.
>
> Best,
>
> -John
>
> =========
>
>> Barrie,
>>
>> You can buy several grades of phenolic solid rod in various diameters
>> from
>> McMaster.  It is usually reddish brown in color.  The 1/4" diameter rod
>> that
>> I buy from time to time is quite stiff.  Tolerance on the diameter is
>> fairly tight and I have never had any problem with it fitting knobs and
>> bushings
>> properly.  I believe that the trade name McMaster uses for what I've been
>> buying is Garolite, or something close to that.
>>
>> In a message dated 8/24/2010 4:53:03 PM Central Daylight Time,
>> barrie at centric.net writes:
>>> I'm in need of some non-conductive 1/4" shafting that is stiff and not
>>> springy.
>>>
>>> Right now I'm using Delrin for the shaft on the tank cap on a
>>> transmitter
>>> I just built.  The problem with it is that when I turn the knob it winds
>>> up
>>> and then jumps further than I want to go.
>>>
>>> I've Googled for non-conductive shafting and searched all the popular
>>> suppliers with no luck.
>>>
>>> I have some non-conductive shafting here that is a medium brown in
>>> color.
>>> It's looks like some sort of composition material and is very stiff.
>>> Trouble is, I don't have a piece long enough.  I need about nine inches.
>>>
>>> Anyone know where I can find something that will work?
>>>
>>> 73, Barrie, W7ALW
>>>
>>
>> Robert Downs - Houston
>> wa5cab dot com (Web Store)
>> MVPA 9480
>> ______________________________________________________________
>> Boatanchors mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/boatanchors
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:Boatanchors at mailman.qth.net
>>
>> List Administrator: Duane Fischer, W8DBF
>> ** For Assistance: dfischer at usol.com **
>>
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>>
>>
>
>
>
>
> ------------------------------
>
> Message: 11
> Date: Tue, 24 Aug 2010 20:18:17 -0600
> From: "Barrie Smith" <barrie at centric.net>
> Subject: Re: [Boatanchors] Insulated shafting
> To: <boatanchors at mailman.qth.net>
> Message-ID: <25057300174C4DF786F69C8644162F02 at barrylww3pb8pz>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> reply-type=response
>
>
> ----- Original Message ----- 
> From: "Carl" <km1h at jeremy.mv.com>
> To: <boatanchors at mailman.qth.net>; "Barrie Smith" <barrie at centric.net>
> Sent: Tuesday, August 24, 2010 7:07 PM
> Subject: Re: [Boatanchors] Insulated shafting
>
>
>>
>>
>>
>>> ----- Original Message ----- 
>>> From: "Glen Zook" <gzook at yahoo.com>
>>> Subject: Re: [Boatanchors] Insulated shafting
>>>
>>>
>>>>Remember, to meet the 1500 watt peak output restriction you can't run
>>>>more than 375 watts of carrier with 100% modulation.
>>>
>>> I won't tell if you don't ;-)
>>
>> Im grandfathered.....
>
> So am I, but more importantly, I'm at a very high altitude, so, due to the
> short alpine growing season, my watts are much, much smaller.
>
> 73, Barrie, W7ALW
>>
>>
>>
>
>
>
>
>
> ------------------------------
>
> Message: 12
> Date: Tue, 24 Aug 2010 19:45:41 -0700 (PDT)
> From: "Drew P." <drewrailleur807 at yahoo.com>
> Subject: Re: [Boatanchors] HQ-150 Line Bypass Caps Needed
> To: boatanchors at mailman.qth.net
> Message-ID: <760349.85351.qm at web38502.mail.mud.yahoo.com>
> Content-Type: text/plain; charset=us-ascii
>
> Hello Bill,
>
> Voltage ratings have been established so that the line bypass caps will
> withstand most of the sometimes horrendous transients encountered on the
> line.  They are designed to "fail safe" on very large transients - Y caps
> will fail open so as not to make the chassis "hot". X caps will not catch
> fire so as not to make the chassis "hot" in another way.
>
> You might peruse the information available here:
>
> http://my.execpc.com/~endlr/line-filter.html
>
> Drew
>
>
> Bill Stewart wrote:
>
>> At the risk of running this subj. in the ground, let me ask
>> one more question.
>> What governs the capacitance/voltage spec?of the line
>> bypass capacitor? I have several Hammarlund? rcvrs?and the
>> values vary from .01uf used on the HQ-100, 110, 150,?170;
>> .05uf used on the HQ-120X & 129X and .022 on the
>> HQ-140X. And the voltage ratings run from 500V (HQ-120X
>> & HQ-129X)?to 1.4kv on the others.?Some of these rcvrs
>> are similar, but they use diff. values. I assume
>> the?capacitor voltage ratings used?were for DC, but
>> substantial enough to handle 3 or 4 hundred vac (have never
>> noticed any ac ratings for these capacitors).
>>
>> Tnx, Bill, K4JYS
>
>
>
>
>
>
> ------------------------------
>
> ______________________________________________________________
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> ** For Assistance: dfischer at usol.com **
>
>
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>
> End of Boatanchors Digest, Vol 79, Issue 28
> *******************************************

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