[TowerTalk] TowerTalk Digest, Vol 137, Issue 47

Sun May 18 22:23:40 EDT 2014

----- Original Message ----- 
From: <towertalk-request at contesting.com>
To: <towertalk at contesting.com>
Sent: Sunday, May 18, 2014 3:47 PM
Subject: TowerTalk Digest, Vol 137, Issue 47


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> Today's Topics:
>
>   1. Common-mode choke (GW4BLE)
>   2. Re: Common-mode choke (Drax Felton)
>   3. Re: Common-mode choke (GW4BLE)
>   4. Yaesu Rotors again (Tom Horton)
>   5. Re: Common-mode choke (Marsh Stewart)
>   6. Re: Yaesu Rotors again (K0DAN)
>   7. Yaesu G800SDX Question (Tom Nicholson)
>   8. Re: Vertical with 1 radial (Marsh Stewart)
>   9. Rotor  control cable connectors (Patrick Greenlee)
>  10. Re: Yaesu G800SDX Question (Mike Reublin NF4L)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sun, 18 May 2014 19:15:02 +0100
> From: GW4BLE <steve.gw4ble at btconnect.com>
> To: <towertalk at contesting.com>
> Subject: [TowerTalk] Common-mode choke
> Message-ID: <D0BFDCC4-6458-465F-95CB-DBCC77429D89 at btconnect.com>
> Content-Type: text/plain; charset="us-ascii"
>
> Hi,
>
> Need to make common-mode choke to give maximum impedance at 28 MHz, coax 
> is RG-213, but unsure of Fair-Rite part number for mix-43 toroids (order 
> would be to mouser, so an appropriate part number from them?).
>
> I've read the YCC article (2006?) by W1HIS), but needed clarification.
>
> Any advice appreciated.
>
> Thank you
>
>
> Steve
> GW4BLE
>
> Sent from my iPhone 5S
>
> ------------------------------
>
> Message: 2
> Date: Sun, 18 May 2014 14:17:31 -0400
> From: Drax Felton <draxfelton at gmail.com>
> To: GW4BLE <steve.gw4ble at btconnect.com>
> Cc: "<towertalk at contesting.com>" <towertalk at contesting.com>
> Subject: Re: [TowerTalk] Common-mode choke
> Message-ID: <D113CDE7-DD70-4A52-A92E-8B1792F34AF2 at gmail.com>
> Content-Type: text/plain; charset=us-ascii
>
> 623-5943003801.
>
> Sent from my iPhone
>
>> On May 18, 2014, at 2:15 PM, GW4BLE <steve.gw4ble at btconnect.com> wrote:
>>
>> Hi,
>>
>> Need to make common-mode choke to give maximum impedance at 28 MHz, coax 
>> is RG-213, but unsure of Fair-Rite part number for mix-43 toroids (order 
>> would be to mouser, so an appropriate part number from them?).
>>
>> I've read the YCC article (2006?) by W1HIS), but needed clarification.
>>
>> Any advice appreciated.
>>
>> Thank you
>>
>>
>> Steve
>> GW4BLE
>>
>> Sent from my iPhone 5S
>> _______________________________________________
>>
>>
>>
>> _______________________________________________
>> TowerTalk mailing list
>> TowerTalk at contesting.com
>> http://lists.contesting.com/mailman/listinfo/towertalk
>
>
> ------------------------------
>
> Message: 3
> Date: Sun, 18 May 2014 19:54:20 +0100
> From: GW4BLE <steve.gw4ble at btconnect.com>
> To: Drax Felton <draxfelton at gmail.com>
> Cc: "<towertalk at contesting.com>" <towertalk at contesting.com>
> Subject: Re: [TowerTalk] Common-mode choke
> Message-ID: <CE6FD264-1B85-4668-8405-CA215A0518F5 at btconnect.com>
> Content-Type: text/plain; charset="us-ascii"
>
> Wow!  quick reply, many thanks.
>
>
> Steve
> GW4BLE
>
> Sent from my iPhone 5S
>
>> On 18 May 2014, at 19:17, Drax Felton <draxfelton at gmail.com> wrote:
>>
>> 623-5943003801.
>>
>> Sent from my iPhone
>>
>>> On May 18, 2014, at 2:15 PM, GW4BLE <steve.gw4ble at btconnect.com> wrote:
>>>
>>> Hi,
>>>
>>> Need to make common-mode choke to give maximum impedance at 28 MHz, coax 
>>> is RG-213, but unsure of Fair-Rite part number for mix-43 toroids (order 
>>> would be to mouser, so an appropriate part number from them?).
>>>
>>> I've read the YCC article (2006?) by W1HIS), but needed clarification.
>>>
>>> Any advice appreciated.
>>>
>>> Thank you
>>>
>>>
>>> Steve
>>> GW4BLE
>>>
>>> Sent from my iPhone 5S
>>> _______________________________________________
>>>
>>>
>>>
>>> _______________________________________________
>>> TowerTalk mailing list
>>> TowerTalk at contesting.com
>>> http://lists.contesting.com/mailman/listinfo/towertalk
>
>
> ------------------------------
>
> Message: 4
> Date: Sun, 18 May 2014 12:06:36 -0700 (PDT)
> From: Tom Horton <k5iid at sbcglobal.net>
> To: towertalk at contesting.com
> Subject: [TowerTalk] Yaesu Rotors again
> Message-ID:
> <1400439996.65689.YahooMailBasic at web181101.mail.ne1.yahoo.com>
> Content-Type: text/plain; charset=us-ascii
>
> I was under the impression that a Yaesu G-1000DXA would control a Yaesu 
> G-800SDX rotor.
> Am I mistaken?
> If it is possible can anyone tell me how it should be wired since the 
> 1000DXA uses 6 wires and the 800SDX uses
> only 5.
> If it can't be done I have a good 1000DXA controller for sale/
> Thanks and 73, Tom k5iid
>
>
>
>
> There is no joy in Mudville!
> http://www.dfwcontest.com
>
>
> K5IID Tom Horton  Hillsboro, TX
> E sorter for ARRL W5 bureau
> Same call for 57 years!
>
>
> ------------------------------
>
> Message: 5
> Date: Sun, 18 May 2014 14:15:05 -0500
> From: "Marsh Stewart" <marsh at ka5m.net>
> To: "'GW4BLE'" <steve.gw4ble at btconnect.com>,
> <towertalk at contesting.com>
> Subject: Re: [TowerTalk] Common-mode choke
> Message-ID: <8B175AB0E2E04744BDC2B7C14EA54F1B at i7MarshSept13>
> Content-Type: text/plain; charset="us-ascii"
>
> See Appendix 1 on page 46 of RFI-Ham.pdf by Jim Brown K9YC for Fair-Rite
> part numbers.
>
> www.audiosystemsgroup.com/RFI-Ham.pdf
>
> Marsh, KA5M
>
>
> -----Original Message-----
> From: TowerTalk [mailto:towertalk-bounces at contesting.com] On Behalf Of
> GW4BLE
> Sent: Sunday, May 18, 2014 1:15 PM
> To: towertalk at contesting.com
> Subject: [TowerTalk] Common-mode choke
>
> Hi,
>
> Need to make common-mode choke to give maximum impedance at 28 MHz, coax 
> is
> RG-213, but unsure of Fair-Rite part number for mix-43 toroids (order 
> would
> be to mouser, so an appropriate part number from them?).
>
> I've read the YCC article (2006?) by W1HIS), but needed clarification.
>
> Any advice appreciated.
>
> Thank you
>
>
> Steve
> GW4BLE
>
> Sent from my iPhone 5S
> _______________________________________________
>
>
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk at contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk
>
>
>
> ------------------------------
>
> Message: 6
> Date: Sun, 18 May 2014 14:26:56 -0500
> From: "K0DAN" <k0dan at comcast.net>
> To: "Tom Horton" <k5iid at sbcglobal.net>, <towertalk at contesting.com>
> Subject: Re: [TowerTalk] Yaesu Rotors again
> Message-ID: <DCD3714871CB4F26A81199D601C7A358 at K0DANHamshack>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> reply-type=original
>
> They are interchangeable however you will need to build some kind of 
> pigtail
> to act as a connector/gender changer to go from DXA to SDX or vice versa.
>
> The manuals, with schematics, are available on BAMA.
>
> 73
> dan
> k0dan
>
> -----Original Message----- 
> From: Tom Horton
> Sent: May 18, 2014 14:06
> To: towertalk at contesting.com
> Subject: [TowerTalk] Yaesu Rotors again
>
> I was under the impression that a Yaesu G-1000DXA would control a Yaesu
> G-800SDX rotor.
> Am I mistaken?
> If it is possible can anyone tell me how it should be wired since the
> 1000DXA uses 6 wires and the 800SDX uses
> only 5.
> If it can't be done I have a good 1000DXA controller for sale/
> Thanks and 73, Tom k5iid
>
>
>
>
> There is no joy in Mudville!
> http://www.dfwcontest.com
>
>
> K5IID Tom Horton  Hillsboro, TX
> E sorter for ARRL W5 bureau
> Same call for 57 years!
> _______________________________________________
>
>
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk at contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk
>
>
>
> ------------------------------
>
> Message: 7
> Date: Sun, 18 May 2014 15:44:02 -0400
> From: Tom Nicholson <Gunsrus1942 at Comcast.net>
> To: "towertalk at contesting.com" <towertalk at contesting.com>
> Subject: [TowerTalk] Yaesu G800SDX Question
> Message-ID: <53790D82.90705 at Comcast.net>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>
> The last post on Yaesu rotors got me think about a question/need that I
> have. Does anyone know where I can get the Male 6 pin Cinch Jones plug
> for the controller (6 pin). It appears to have 5 pins that are
> horizontal and 1 that is vertical.  I've looked all over and cannot find
> it on the internet. Mine got lost/misplaced in my move.
>
> Thanks
> Tom W1ALZ
>
>
> ------------------------------
>
> Message: 8
> Date: Sun, 18 May 2014 15:09:42 -0500
> From: "Marsh Stewart" <marsh at ka5m.net>
> To: <towertalk at contesting.com>, "'Tom Osborne'" <w7why at frontier.com>
> Subject: Re: [TowerTalk] Vertical with 1 radial
> Message-ID: <AAB46A1C2982443BAA12CEB17D403128 at i7MarshSept13>
> Content-Type: text/plain; charset="us-ascii"
>
> Per EZNEC+ 5.0.59:
>
> 80M vertical over "real/high accuracy" average (0.005, 13) ground
>
> 1 radial 0.5' above ground gain -2.07 dBi "front" and -5.59 dBi "back"
>
> 1 radial 10.0' above ground gain -0.16 dBi "front" and -3.71 dBi "back"
>
> So, yes there is a difference in gain between "front" and "back" (toward 
> the
> radial and away from it).
>
> Looks like if you are going to have only 1 radial you'll want to elevate 
> it.
>
> Marsh, KA5M
>
>
> -----Original Message-----
> From: TowerTalk [mailto:towertalk-bounces at contesting.com] On Behalf Of
> Ronald L. Rosson Jr.
> Sent: Sunday, May 18, 2014 9:03 AM
> To: TT TowerTalk
> Subject: Re: [TowerTalk] Vertical with 1 radial
>
>
> On May 17, 2014, at 11:21 AM, Tom Osborne <w7why at frontier.com> wrote:
>
>> Once again I read an article in a ham magazine about a vertical antenna
> with one radial.  Claims gain in the direction of the radial and null off
> the back.  Where is this in reality?
>
> This wouldn't happen to have been the CrankIR review in QST, would it?
>
> --
> 73 de KF5JRA
> Ron
> _______________________________________________
>
>
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk at contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk
>
>
>
> ------------------------------
>
> Message: 9
> Date: Sun, 18 May 2014 15:49:06 -0500
> From: Patrick Greenlee <patrick_g at windstream.net>
> To: towertalk at contesting.com
> Subject: [TowerTalk] Rotor  control cable connectors
> Message-ID: <53791CC2.3060101 at windstream.net>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>
>
> I was looking for connectors to add to older HY-Gain rotors using 8
> wires.  My new production unit came with connectors  but the older units
> use an 8 position terminal strip that is not so wonderfully weather
> proofed.  So you get your unit refurbed or it is still working fine  but
> still has the old terminal strip... not satisfactory...
>
> So I'm searching Mouser, Digi Key etc and then...  and then... the
> little over my head light came on, dimly but noticeably illuminated.
> Flat 4 pin trailer connectors for hooking up the lights on a trailer to
> be towed.  Need 8 pins.  Connector has 4 pins. One side is 3 males and a
> female and the mating connector is 3 female pins and a male. Take one of
> each male and female and using the supplied pigtails put on ring
> terminals and install the pair of flat connectors to the terminal
> strip.  Flood the terminal strip with Silicon rubber (RTV) or your
> favorite weather proofer and put on the cover.  Another pair of
> connectors terminates your cable run at the rotator end.
>
> This gives you polarized connector action. You can't plug the cable run
> from the controller into the wrong connectors at the rotator. The
> trailer type flat 4 pin connectors are made to be exposed to the
> elements in their normal application.  I like belt and suspender type
> weather proofing so...  Wrap the connectors with tape or coax seal or
> whatever you prefer to boost the weather resistance if you are worried
> that these inexpensive connectors could do a good job. Electrical tape
> and a little RTV does a marvelous job and is easy enough to remove if
> the need arises.
>
> I kinow, I know, no material certs, no mil-spec, NIH, too inexpensive to
> be good etc etc...
>
> 73,
>
> Patrick NJ5G
>
>
> ------------------------------
>
> Message: 10
> Date: Sun, 18 May 2014 17:47:27 -0400
> From: Mike Reublin NF4L <nf4l at comcast.net>
> To: Tom Nicholson <Gunsrus1942 at Comcast.net>
> Cc: towertalk reflector <towertalk at contesting.com>
> Subject: Re: [TowerTalk] Yaesu G800SDX Question
> Message-ID: <EDC48C9D-3D97-4837-95E4-55BD221742E4 at comcast.net>
> Content-Type: text/plain; charset=us-ascii
>
> Here's a post from a few weeks back, hope it helps.
> 73, Mike NF4L
> ============================================================
> I response to the many requests, I have replacement OEM cable connectors
> for Yaesu Antenna Rotors & Controllers. Yaesu models:G-450A, 650A, 800A,
> SA, DXA, 1000A, SA, DXA, 2800DXA, 5500 and many more. Available are the
> small rectangular ELP & R-06V, 6 pin connector for the controller and the
> round metal 7 pin connectors, NJC-207-PF, -RM & -Adm, and the 6 pin,
> NCS-256-P, cable/rotor. For both the cable and units. Mating connectors 
> are
> also available for making cable extensions.
> I also have connectors available for use with many of the Transceiver
> Antenna Auto Tune functions on the TS-50S, TS-480, TS-570, TS-590S, 
> TS-850S
> ACC4, TS-990S, TS-2000, TurboTuner, LDG K-OTT and many, many more.
>
> Email me direct:   w3frg1 at gmail dot com
>
> Tnx  Tom W3FRG
> +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> On May 18, 2014, at 3:44 PM, Tom Nicholson <Gunsrus1942 at Comcast.net> 
> wrote:
>
>> The last post on Yaesu rotors got me think about a question/need that I 
>> have. Does anyone know where I can get the Male 6 pin Cinch Jones plug 
>> for the controller (6 pin). It appears to have 5 pins that are horizontal 
>> and 1 that is vertical.  I've looked all over and cannot find it on the 
>> internet. Mine got lost/misplaced in my move.
>>
>> Thanks
>> Tom W1ALZ
>> _______________________________________________
>>
>>
>>
>> _______________________________________________
>> TowerTalk mailing list
>> TowerTalk at contesting.com
>> http://lists.contesting.com/mailman/listinfo/towertalk
>
>
>
> ------------------------------
>
> Subject: Digest Footer
>
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> TowerTalk mailing list
> TowerTalk at contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk
>
>
> ------------------------------
>
> End of TowerTalk Digest, Vol 137, Issue 47
> ******************************************