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Allan's block detection article in MR
I just wanted to post a public atta-boy to Allan on the recent article in MR. I now understand the do’s and don’t’s much more clearly than before.
dave
I just wanted to post a public atta-boy to Allan on the recent article in MR. I now understand the do’s and don’t’s much more clearly than before.
dave
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By
Dave Emery
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#13440
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Re: DCC lighting for passenger cars
Thanks for the suggestions. There turn out to be no real complications that I was anticipating, so I am able to move forward with what's there and your ideas.
....Tom
Thanks for the suggestions. There turn out to be no real complications that I was anticipating, so I am able to move forward with what's there and your ideas.
....Tom
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By
Tom O'Hara
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#13439
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Re: DCC lighting for passenger cars
While a capacitor across the traces that power the LEDs will help, the voltage range over which the LEDs light is small, so the capacitor can't deliver power very long before the LEDs dim and then go
While a capacitor across the traces that power the LEDs will help, the voltage range over which the LEDs light is small, so the capacitor can't deliver power very long before the LEDs dim and then go
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By
Don Weigt
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#13438
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Re: Tortoise switch machines
Note: the LED connection does not have to be 'at' the tortoise.
The LED can connect anywhere along the wire from inside control panels to actual motor.
(We actually have indicator LEDs wired to the
Note: the LED connection does not have to be 'at' the tortoise.
The LED can connect anywhere along the wire from inside control panels to actual motor.
(We actually have indicator LEDs wired to the
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By
thomasmclae
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#13437
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Re: DCC lighting for passenger cars
One thing you should check is the cleanliness of the wheels. Give them a good cleaning by hand running over a paper towel laid on the tracks dampened with 90% IPA (alcohol not India Pale Ale). I then
One thing you should check is the cleanliness of the wheels. Give them a good cleaning by hand running over a paper towel laid on the tracks dampened with 90% IPA (alcohol not India Pale Ale). I then
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Gene
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#13436
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Re: DCC lighting for passenger cars
Put a capacitor at any point across the printed lines that go to the LEDs. This will be on the DC side of the rectifier. Size shouldn't matter much as the current is low, but get the polarity right. I
Put a capacitor at any point across the printed lines that go to the LEDs. This will be on the DC side of the rectifier. Size shouldn't matter much as the current is low, but get the polarity right. I
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John Bishop
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#13435
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DCC lighting for passenger cars
I've wired a passenger car with an LED lighting unit, but it flickers as there is no capacitor in the circuit to keep the car lit over track gaps, etc. I'm using metal frame trucks, and the axle
I've wired a passenger car with an LED lighting unit, but it flickers as there is no capacitor in the circuit to keep the car lit over track gaps, etc. I'm using metal frame trucks, and the axle
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By
Greg Harter
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#13434
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Re: Tortoise switch machines
I will be doing a clinic on how this works during the LSR Temple convention this year. (May sometime). That will be available online after the clinic.
That will cover design decisions and how it was
I will be doing a clinic on how this works during the LSR Temple convention this year. (May sometime). That will be available online after the clinic.
That will cover design decisions and how it was
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By
thomasmclae
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#13433
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Update to Wiring for DCC website
Greetings everyone,
I have just added an oval with a crossover to the introduction to reversing sections in my website at:
https://www.WiringForDCC.com/track_2.htm#reversing
Allan Gartner
Wiring for
Greetings everyone,
I have just added an oval with a crossover to the introduction to reversing sections in my website at:
https://www.WiringForDCC.com/track_2.htm#reversing
Allan Gartner
Wiring for
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By
Allan AE2V
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#13432
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Re: Tortoise switch machines
This works well with 12VDC and reasonable wire gauge. I run my tortoises on old Ethernet cable, and I find that the longer runs in some cases (> 15')) mean I have enough additional
This works well with 12VDC and reasonable wire gauge. I run my tortoises on old Ethernet cable, and I find that the longer runs in some cases (> 15')) mean I have enough additional
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By
Blair
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#13431
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Re: Tortoise switch machines
On 2/23/2022 9:52 AM, Michael Boyle wrote:
Hi Michael,
A friend of mine has his LEDs connected in series with the power line of the tortoise. Thus the tortoise acts as the current
On 2/23/2022 9:52 AM, Michael Boyle wrote:
Hi Michael,
A friend of mine has his LEDs connected in series with the power line of the tortoise. Thus the tortoise acts as the current
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By
emrldsky
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#13430
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Re: Tortoise switch machines
Hi Don,
And "Thank you."
Your information is very helpful. I'm using the LEDs to indicate turnout position. I was hoping to avoid running another set of wires from the turnouts to the panel. But it
Hi Don,
And "Thank you."
Your information is very helpful. I'm using the LEDs to indicate turnout position. I was hoping to avoid running another set of wires from the turnouts to the panel. But it
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By
Michael Boyle
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#13429
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Re: Tortoise switch machines
Michael,
With the two lead bicolor LED, the easiest wiring is to connect it, with a series resistor, between the two wires powering the Tortoise switch machine. When power to the Tortoise reverses,
Michael,
With the two lead bicolor LED, the easiest wiring is to connect it, with a series resistor, between the two wires powering the Tortoise switch machine. When power to the Tortoise reverses,
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By
Don Weigt
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#13428
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Re: Tortoise switch machines
Thomas, don’t forget to add a 5V and 12V power supply to your parts list.
DonV
Thomas, don’t forget to add a 5V and 12V power supply to your parts list.
DonV
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By
Don Vollrath
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#13427
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Re: Tortoise switch machines
On 2/22/2022 11:44 AM, thomasmclae via groups.io wrote:
Hi Thomas,
Would you be willing to share your sketch with us?
Peace,
Mike G.
On 2/22/2022 11:44 AM, thomasmclae via groups.io wrote:
Hi Thomas,
Would you be willing to share your sketch with us?
Peace,
Mike G.
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By
emrldsky
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#13426
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Re: Tortoise switch machines
Hi Don,
Thanks for the help.
I can use either three lead or two lead bicolor LEDs since both are readily available. With the rotary switch we have one of the leads covered, the second going to the
Hi Don,
Thanks for the help.
I can use either three lead or two lead bicolor LEDs since both are readily available. With the rotary switch we have one of the leads covered, the second going to the
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By
Michael Boyle
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#13425
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Re: Tortoise switch machines
Michael,
If your 12 position rotary switch has a spare "deck" you could use it to switch power to the tracks. But, it's not a great idea, because those switches aren't intended for switching as much
Michael,
If your 12 position rotary switch has a spare "deck" you could use it to switch power to the tracks. But, it's not a great idea, because those switches aren't intended for switching as much
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By
Don Weigt
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#13424
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Re: Tortoise switch machines
Michael,
Welcome to the wonderful wide world of model railroading and DCC! You'll f8ind there are multiple ways to do almost anything on a model railroad.
How your LEDs should be wired depends on what
Michael,
Welcome to the wonderful wide world of model railroading and DCC! You'll f8ind there are multiple ways to do almost anything on a model railroad.
How your LEDs should be wired depends on what
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By
Don Weigt
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#13423
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Re: Tortoise switch machines
I have a push button panel that controls an 8 track yard.
Push a button and the tracks align for the track selected.
WIring is simpler than a diode relay, but it does use an Arduino.
Parts
I have a push button panel that controls an 8 track yard.
Push a button and the tracks align for the track selected.
WIring is simpler than a diode relay, but it does use an Arduino.
Parts
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By
thomasmclae
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#13422
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Re: Tortoise switch machines
Thanks Don.
- Michael
By
Michael Boyle
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#13421
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