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Author Topic: Chris' HMS TIGER (C20) - 1:72 SCALE  (Read 390200 times)

frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1600 on: July 28, 2022, 06:37:06 pm »

guns elvated here
https://ibb.co/phDVwhQ
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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1601 on: July 28, 2022, 06:40:01 pm »

an ive fitted in the gun barrels the 3mm amber leds to simulate guns flash but these are not very bright as they are on 6v so may try an put 12v to them an they will be a lot brighter
https://ibb.co/drD84R5

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Rob47

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1602 on: July 28, 2022, 10:12:06 pm »

Chris
Metal linkeage not any use? thats how Phoebe/Hero will be done


Bob
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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1603 on: July 28, 2022, 10:22:59 pm »

Chris
Metal linkeage not any use? thats how Phoebe/Hero will be done


Bob


HI Bob sorry but what metal linkage are you on about ? do you mean the linkage between the micro servo an the gun as if you do it a wire linkage an not metal hope you are ok
chris
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Rob47

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1604 on: July 29, 2022, 10:39:18 am »

Chris
Yes but what I said was would a metal linkage not be better.
Yes alright getting there slolwy, time will telll. funeral 19/08


Bob
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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1605 on: July 29, 2022, 12:00:27 pm »

Chris
Yes but what I said was would a metal linkage not be better.
Yes alright getting there slolwy, time will telll. funeral 19/08


Bob
HI Bob no metal linkage will not give as yes one way the servo pulls the guns into the elevated postion but when goin the other way the servo will try to push the linkage forward an push the guns downwards which is no go
chris
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RST

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1606 on: July 30, 2022, 01:43:22 am »

Quote
an ive fitted in the gun barrels the 3mm amber leds to simulate guns flash but these are not very bright as they are on 6v so may try an put 12v to them an they will be a lot brighter
https://ibb.co/drD84R5

...hi sorry to ask but why would your LED's be brighter on 12v compared to 6V?  Looking good otherwise! 

Best wishes to Jen.

Rich
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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1607 on: July 30, 2022, 06:50:26 am »

...hi sorry to ask but why would your LED's be brighter on 12v compared to 6V?  Looking good otherwise! 

Best wishes to Jen.

Rich


HI Rich  well on 12v there is twice as much power goin through the leds an ive treid it on some spares led an yes the resistor  gets a bit warm but ive ran it for half an hr so should be ok but  when goin with hopefully the gun fire sound unit the leds will only flash for half a second so no probs
chris
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ronnie42

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1608 on: July 30, 2022, 10:37:39 pm »

Have you tried using plastic gears with the servo instead of a wire rod . Made this work by using a gearwheel on the pivot cylinder gun assembly and a gear fitted to a servo.https://www.youtube.com/watch?v=PJh35b582sU
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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1609 on: July 31, 2022, 08:50:07 am »

Have you tried using plastic gears with the servo instead of a wire rod . Made this work by using a gearwheel on the pivot cylinder gun assembly and a gear fitted to a servo.https://www.youtube.com/watch?v=PJh35b582sU


HI Ronnie thank you for your reply  but i havnt used a wire rod it just a flexible wire thats elevating the guns an one way only as the other way the servo pushes the guns down hence the flixible wire an got no idea how you did your idea with out some pics
cheers chris
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Rob47

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1610 on: July 31, 2022, 09:17:08 pm »

Chris
Confused by the servo pushes the guns down, surly thats what you want isnt it?


I suspect that Roman 42 simply has one gear on the trunnion that meshes with another on the servo, (same as 1/1 set ups) servo gear moves as its meshesd with trunnion gear that rotates thus moving the guns, (trunnion shaft running theough the turret to hold guns)
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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1611 on: July 31, 2022, 09:47:28 pm »

Chris
Confused by the servo pushes the guns down, surly thats what you want isnt it?


I suspect that Roman 42 simply has one gear on the trunnion that meshes with another on the servo, (same as 1/1 set ups) servo gear moves as its meshesd with trunnion gear that rotates thus moving the guns, (trunnion shaft running theough the turret to hold guns)


HI Bob no i dont want the guns pushed down just to elevate an when the servo goes forward the guns fall down to their stops under  their own weight as its brass tube the gun barrells are  an not downwards as you say hope you understand me
chris
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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1612 on: July 31, 2022, 10:16:13 pm »

HI ALL Just small update to say that the 6 inch gun turret is now built after two months as this was a little devil to build what with all them angles but got it done  now for the hard part an thats fittin in all the eletronics gun fire sound hopefully  if i can to get the leds to flash with the sound of the gun firein but untill that comes im now goin to start building the 3 inch gun turret tomorrow now some pics of the turret
https://ibb.co/HzDsdJB
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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1613 on: July 31, 2022, 10:16:47 pm »

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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1614 on: July 31, 2022, 10:17:42 pm »

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Rob47

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1615 on: July 31, 2022, 10:25:51 pm »


HI Bob no i dont want the guns pushed down just to elevate an when the servo goes forward the guns fall down to their stops under  their own weight as its brass tube the gun barrells are  an not downwards as you say hope you understand me
chris


Ah got it now, thought you wanted control in elevation and deprrssion with the servo, not using gravity, clear now


Bob
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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1616 on: July 31, 2022, 10:34:55 pm »


Ah got it now, thought you wanted control in elevation and deprrssion with the servo, not using gravity, clear now


Bob


GOOD Bob pleased you now understand what im tryin to do an hope you are ok
chris  :-))
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Sealord

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1617 on: August 01, 2022, 10:58:00 am »

 
     Hi mate, nice job on the turret, is it all up and working now ? :-))
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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1618 on: August 01, 2022, 12:24:43 pm »

 
     Hi mate, nice job on the turret, is it all up and working now ? :-))


HI M8 NO NOT all workin yet as im waiting for a gentleman who is building me a gun fire sound sound unit  an thats gonna be the hard part getting it all to work with the led's flashing with the gun fire so im leavin that for now an movein onto the small 3 inch gun turret while im waiting an im thinkin of fitting 2mm ultra bright leds in the 3 inch guns but no hurry there as im enjoyin the builds
ATB
chrisb  :-))
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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1619 on: August 01, 2022, 12:55:35 pm »

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ronnie42

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1620 on: August 01, 2022, 03:07:28 pm »

Rob 47 is correct here is a pic of the way its done.
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ronnie42

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1621 on: August 01, 2022, 03:10:11 pm »

a u  tube video with the turret frame https://www.youtube.com/watch?v=pFqIuUf4oXs
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Rob47

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1622 on: August 01, 2022, 04:59:32 pm »

Chris
As per your email, hope these help, Chris note the early version has positions for the gun layer port and Starboad, the shots of her at end of life only have the one.  Careful which period you pick


Bob








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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1623 on: August 01, 2022, 07:47:56 pm »

HI Bob cheers for them pics very good of you now i can make a start on the 3 inch guns with all them pics  should be able to get it nr right
hope you are ok
chrisb  :-))
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frogman3

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Re: Chris' HMS TIGER (C20) - 1:72 SCALE
« Reply #1624 on: August 02, 2022, 10:07:25 am »

Rob 47 is correct here is a pic of the way its done.


HI Ronnie 42 sorry i dint answer to your reply but i dint notice it had been posted but ive done mine now but thank for the pic  :-))
chris b
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