Sure, just a web search for gs35b and you will see everything from hose
clamps to custom made supports. My favorite is Tony King's method of
using 1/4" Cu stock to fabricate a mount that is both sturdy, low
inductance and provides a low impedance to airflow. Check it out at
http://gs35b.com/ .
Tomm
Patrick A. Thompson wrote:
>A number of hams market "homemade" sockets for the GS35B. It's easy to see
>how the anode and filament stem receive cooling with these sockets. Could
>you describe or point to a web page that shows a direct chassis mount that
>has adequate cooling for both the anode and filament area?
>
>I've seen at least one web page showing the GS35B mounted directly on the
>chassis but I don't see how it's cooled.
>
>Pat
>wa4tuk
>
>
>
>>-----Original Message-----
>>From: amps-bounces@contesting.com
>>[mailto:amps-bounces@contesting.com] On Behalf Of KD7QAE
>>Sent: Tuesday, April 25, 2006 10:04 PM
>>To: craxd1@verizon.net
>>Cc: amps@contesting.com
>>Subject: Re: [Amps] New Elecraft Amps
>>
>>All,
>>
>>A GS35b needs NO sockets! Also no fragile glass to break!, 1
>>Tube, microwave oven transformer, some caps and coils, a TR
>>relay from Russia and a meter or two and you are on the air
>>at full power for cheap. Add a plywood box to make it official!
>>
>>Tomm
>>_________________________________________
>>Will Matney wrote:
>>
>>
>>
>>>Eddy,
>>>
>>>I'm hoping to start a grid driven, 4 tube with 813's. The
>>>
>>>
>>price you can pick the tubes up, even if new Chinese, and the
>>other parts pretty cheap compared to others. I seen where you
>>could by a set of 4 new 7 pin sockets for about $10-$12. The
>>transformer and chassis would most likely be the cost in the project.
>>
>>
>>>Best,
>>>
>>>Will
>>>
>>>*********** REPLY SEPARATOR ***********
>>>
>>>On 4/25/06 at 4:13 PM Ed Swynar wrote:
>>>
>>>
>>>
>>>
>>>
>>>>HA...!!!
>>>>
>>>>...And to think that my compadres said that I was MAD for
>>>>
>>>>
>>homebrewing
>>
>>
>>>>a linear around a pair of surplus 813's...!
>>>>
>>>>I feel both vindicated and exonerated...looks like the
>>>>
>>>>
>>price of being
>>
>>
>>>>an appliance operator has risen dramatically, Hi Hi...
>>>>
>>>>~73~ Eddy VE3CUI - VE3XZ
>>>>
>>>>"...Homebrewer by choice, not circumstance..."
>>>>
>>>>
>>>>
>>>>----- Original Message -----
>>>>From: "Jim Kearman" <jkearman@att.net>
>>>>To: "Amps" <amps@contesting.com>
>>>>Sent: Tuesday, April 25, 2006 1:23 PM
>>>>Subject: [Amps] New Elecraft Amps
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>>A friend forwarded this info, which appeared on the Elecraft and
>>>>>Ten-Tec
>>>>>
>>>>>
>>>>>
>>>>>
>>>>lists. Get ready for "sticker shock."
>>>>
>>>>
>>>>
>>>>
>>>>>>We officially previewed the amplifiers this weekend in
>>>>>>
>>>>>>
>>our booth at
>>
>>
>>>>>>the
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>Visalia DX convention and prior to that we were not able to
>>>>
>>>>
>>answer all
>>
>>
>>>>of the emails we were being flooded with. (I just got back
>>>>
>>>>
>>into the
>>
>>
>>>>office
>>>>today.)
>>>>
>>>>
>>>>
>>>>
>>>>>>We previewed working units of the KPA800 (800W) and
>>>>>>
>>>>>>
>>KPA1500 (1500W+)
>>
>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>solid state amplifiers at the show. We are now going
>>>>
>>>>
>>through the FCC
>>
>>
>>>>certification process for these amps (basically to show that they
>>>>can't be used as CB amplifiers). We can not take orders
>>>>
>>>>
>>until after
>>
>>
>>>>we receive the final certification, which usually takes
>>>>
>>>>
>>90-120 days.
>>
>>
>>>>
>>>>
>>>>
>>>>
>>>>>>The KPA 800 is a single box amplifier with an internal custom
>>>>>>designed
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>60V switching power supply. It weighs approximately 36 lbs.
>>>>
>>>>
>>Dimensions
>>
>>
>>>>are 16.5"w x 15.5"d x 7"h.
>>>>
>>>>
>>>>
>>>>
>>>>>>The KPA1500 uses two enclosures. The main desktop RF deck is the
>>>>>>same
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>size as the KPA800. The power supply enclosure is approximately 4"
>>>>high and is the same depth and width as the main unit. It can sit
>>>>under the main enclosure or under your operating table.
>>>>
>>>>
>>The KPA1500
>>
>>
>>>>easily makes 1500W+ on 160M - 10M. We also plan for it to cover 6M
>>>>with lower power.
>>>>(Approximately 400W). The main RF box weighs about 40 lbs and the
>>>>power supply box about 15 lbs.
>>>>
>>>>
>>>>
>>>>
>>>>>>Here is a short list of additional features:
>>>>>>
>>>>>>*Full Break-In Silent Diode T/R* *Microprocessor
>>>>>>
>>>>>>
>>Controlled* *Auto
>>
>>
>>>>>>Band
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>Switching* (RF Sensing) Very fast.. *Built In Auto-Tuner*.
>>>>
>>>>
>>Matches 3:1
>>
>>
>>>>at 1500W *SO2R ready.* Two Rig Inputs / Two Antenna Outputs
>>>>
>>>>
>>(2nd rig
>>
>>
>>>>routes to alternate antenna) *RS-232 Port* for remote control and
>>>>firmware downloadable updates. *Key-In / Key-Out
>>>>
>>>>
>>sequencing* for older
>>
>>
>>>>rigs *Custom Designed Switching Power Supply (RF Quiet)*
>>>>
>>>>
>>>>
>>>>
>>>>>>The assembled version of the KPA1500 should sell for
>>>>>>
>>>>>>
>>about $5,900;
>>
>>
>>>>>>The
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>KPA800 about $3,900. The kit versions for these should be around
>>>>$300-500 less. (These are not final prices and may vary several
>>>>hundred dollars.) We will pre-assemble the 60V switching power
>>>>supplies and the internal RF transistor cards on the kits. (Don't
>>>>worry - there is still plenty for you to build. :-)
>>>>
>>>>
>>>>
>>>>
>>>>>>We expect to be able to take orders later this summer and plan to
>>>>>>ship
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>production before the Pacificon hamfest in mid-October.
>>>>
>>>>
>>>>
>>>>
>>>>>>73, Eric WA6HHQ
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>73,
>>>>>
>>>>>Jim, KR1S
>>>>>http://kr1s.kearman.com/
>>>>>_______________________________________________
>>>>>Amps mailing list
>>>>>Amps@contesting.com
>>>>>http://lists.contesting.com/mailman/listinfo/amps
>>>>>
>>>>>
>>>>>
>>>>>
>>>>_______________________________________________
>>>>Amps mailing list
>>>>Amps@contesting.com
>>>>http://lists.contesting.com/mailman/listinfo/amps
>>>>
>>>>
>>>>
>>>>
>>>
>>>_______________________________________________
>>>Amps mailing list
>>>Amps@contesting.com
>>>http://lists.contesting.com/mailman/listinfo/amps
>>>
>>>
>>>
>>>
>>>
>>_______________________________________________
>>Amps mailing list
>>Amps@contesting.com
>>http://lists.contesting.com/mailman/listinfo/amps
>>
>>
>
>
>
>
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