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Steve Hewitt

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Posts posted by Steve Hewitt

  1. Mick,

     

    Yes, one or two Down Rod guides were common, I believe.

    Remember the down rod on lower quad signals is quite substantial so you don't need to to be too fine with the operating wire.

    I use 0.4mm N/S for operating wires. Much too large for scale wire, but necessary for a model where it is required to push as well as pull.

    For Down Rods I often use 0.45 or even 0.5 N/S to give the extra bulk of the real thing.

    You can fashion rod guides from fuse wire with the ends twisted together and tinned to make it rigid. A suitable hole is drilled in the post with the guide soldered or glued in place.

    Where several guides are required for parallel rods, I use a length of 1mm x 0.5mm brass strip. Drilled as required with 0.6mm dia holes for the rods to slide in.

    A 90 degree twist in the brass rod will give a flat surface to solder or glue to the post.

     

    Hope this helps.

     

    I completed the Woodford Halse signals several years ago, at least those that the layout builder required.

     

    Steve.

     

     

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  2. Steam supply connected.......

     

    Some while back we saw the 3D printed Boiler House which Les Green created, and the chimney installed with its steam generating plant,

    John and Rob have now installed the steam delivery pipework which runs on a gantry between the Boiler House and the Factory building.

     

    Looking across the station throat:

    954312398_SteamPiping1crop.jpg.1abf5b5c4e57a25aed35e4a3f05b59d4.jpg

     

    And from the overbridge:

     

    1368894509_SteamPiping2crop.jpg.556d43b7b568cb1cc072472058037570.jpg

     

    Running sessions are well under way now - Covid permitting - so I hope we'll get some more photos and possibly the odd (literally) video.

     

    Steve.

    • Like 17
    • Craftsmanship/clever 1
  3. 2 hours ago, hayfield said:

    Steve

     

    Looks terrific and good to see Comet chassis working under a DJH loco

     

    Next time you do a conversion it would be nice if you take some photos of the process. I have a few locos myself to convert from 00 to EM  so have a vested interest in the process

    Hi John,

     

    Thanks for your comment.

    I'm afraid I'm not likely to do any more conversions as I don't have any more locos!

     

    Nothing special in the process, just a fairly straight forward chassis build as per instructions, using a Hobby Holidays Chassis Jig.

    Much hacking at the body to get it to fit.

    Its been converted to run on Liverpool Lime Street and John Holden has refined my conversion to smooth out the running and added extra pick-ups (to the tender).

     

    Steve.

  4. Hi Chas,

     

    The signals are seperate from the servos.

    The key is the foundation tube - usually 1/2inch dia brass.

    This locates the signal in the baseboard where it is retained by friction.

    The servos are mounted on a bespoke frame assembled from plywood.

    This is also located by the foundation tube.

    The operating wires for the signals are terminated in 1/16inch brass tube which fits in the servo horn.

    The final fixing of the 1/16th tube on the operating wire is done with the servo set to about mid-throw. (The Safe position on the GF Controllers I use).

    The signal arm is set to mid way between On and Off and tube joint soldered.

    The servo is then adjusted via the Controller to the correct ON and OFF positions.

    Unclipping the 1/16th tube from the horn allows the signal to be pushed up by its Foundation tube for removal.

    The relationship between the signal baseplate and the servo frame is critical. This is the thickness of the baseboard.

    I assemble the signal on a frame - the Transport and Test Frame - which represents the baseboard thickness as accurately as possible.

    The signal will be delivered on its Transport and Test Frame where it can be connected up to its servo control and tested.

     

    I hope all this explains the signal installation process adequately?

     

    Regards,

    Steve.

     

     

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  5. On 17/12/2021 at 12:00, lyneux said:

    Hi Steve,

     

    I'm working on new signals for Oldshaw.

     

    I was looking at the fibre optic connection above. It looks different to the one you outlined on page 8 of this topic. Would you mind explaining how you do this or point me in the direction of a previous post (I couldn't find one when I searched) that explains it?

     

    EDIT: ignore my request. I think I found the answer a few pages back with your 3D printed connectors. Always difficult to navigate long threads on RMWeb!

     

    Many thanks,

     

    Guy

    Hi Guy,

     

    What good timing, I was just going to start searching back thru' my Topic to find the explanation for you.

     

    Regards,

    Steve.

  6. Taking things slowly.........

     

    Several years ago I built a DJH 8F kit to run on the Blackburn Club's 00 layout "Oxenholme".

    This layout has sadly gone  the way of all things, so I decided to convert the loco to EM gauge so it could run on John Holden's Liverpool Lime Street.

     

    After one false start and several years of procrastination I got it running on a rolling road and a 1 metre long test track.

     

    I passed it on to John to see if it was up to Lime Street standards, and after several tweaks and adjustments it was deemed fit to be fitted with Kaydees and tried out on the railway.

     

    Here is the rfesult:

     

    Not being seen regularly at Lime Street, we now have to find an excuse to build an 8F into to timetable.

     

    Steve.

    • Like 14
  7. Hi Steve b,

     

    I found the Beattock box diagrams via a Google search.

     

    see:  https://signalbox.org/

     

    beattocksth1961.jpg.cf84375b77bd48322a94cf105bb05ba8.jpg____________________________________________________________________________________________

     

    beattocksth1912.jpg.a088b1b0c548c97988fdfb070c8d16ef.jpg

    ______________________________________________________________________________________________

     

     

    beattocknthc1915.jpg.5f235a135b4060f41be1d3f462de64d0.jpg

    _____________________________________________________________________________________________

     

     

    beattocknth1961.jpg.415d764eb402c6d1ac1713b045fed88f.jpg

     

    ______________________________________________________________________________________________

     

    I can't find any large scale maps which corresponmd to the track plans shown here.

    All the maps I've seen have the turntable by the shed, and seemingly much smaller.

     

    I'd appreciate any further information you can supply about Beattock including buildings and other infrastructure.

     

    Steve.

  8. My club - Blackburn & East Lancs MRS - are in the planning stage for a new 00 layout.

    Current favourite is Beattock station and the Moffat branch.

    Period will be 1950's, 1960's .

     

    We have  drawings of the two signal box diagrams for the period, after the turntable was moved to the south of the station, but we can't find a large scale map showing the layout accurately. 

     

    Any advice on sources of information in the time period will be very gratefully received.

     

    Steve Hewitt.

  9. Hi Mic, 

     

    I think Jonathan has answered you quite well.

     

    I'm not sure which servos you are refering to as I have used various models over the years.

    I currently favour the 3.7gram Digital versions, which I buy in bulk from China.

    The design is similar to the SG90 9g model which has been very popular for a few years.

    It is just a bit smaller.

    In the larger picture, the cost of a servo is a very small part of the total for a signal.

    Certainly not sufficient to compromise performance.

     

    Steve.

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  10. Mike,

    This is from a post on the Lime Street topic in 2019.

     

    During the day we managed to find time to play with a miniature WIFI Video camera which we mounted on a flat truck propelled by the Station Pilot.

    I've put together this video, of three short clips. 

    https://youtu.be/XVXTxqeYplk
    Clip 1 is a conventional "drivers view"
    Clip 2 is an angled view as a passenger might experience
    Clip 3 sees the train held at the signal gantry until it gets the road to Platform 6. This view provides some unique views of the station roof and the surrounding buildings.

     

    The camera was like this:

    https://www.amazon.co.uk/gp/slredirect/picassoRedirect.html/ref=sspa_dk_detail_1?ie=UTF8&adId=A02854581ERBSEYD8N4N9&qualifier=1634646291&id=8697971528262898&widgetName=sp_detail&url=%2Fdp%2FB09B3WD86L%2Fref%3Dsspa_dk_detail_1%3Fpsc%3D1%26pd_rd_i%3DB09B3WD86L%26pd_rd_w%3DNlem0%26pf_rd_p%3D828203ef-618e-4303-a028-460d6b615038%26pd_rd_wg%3DdKyqX%26pf_rd_r%3DWEGP98BY8VRAWVWG9AYR%26pd_rd_r%3De2beb580-87fa-4ccc-a0bf-c1527673562e

     

    Not exactly this model, but things move on over the years........

     

    Good luck.

     

    Steve.

    • Like 1
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