Electronics > Projects, Designs, and Technical Stuff

3 switches, 7 lamps (no solid state)

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ebastler:

--- Quote from: bsudbrink on February 28, 2019, 12:09:30 am ---Sorry for the ugly drawing, I don't have access to a real tool right now...
Anyway, is there any reason this wouldn't work:

--- End quote ---

Clever. But the final stage will give you one brightly lit lamp and several glowing lamps (connected in series).

ebastler:

--- Quote from: Benta on February 28, 2019, 12:13:34 am ---On thinking a bit further, this can be reduced to two DPDT relays.

--- End quote ---

Plus how many switches of which type?

bsudbrink:

--- Quote from: ebastler on February 28, 2019, 12:27:38 am ---
--- Quote from: bsudbrink on February 28, 2019, 12:09:30 am ---Sorry for the ugly drawing, I don't have access to a real tool right now...
Anyway, is there any reason this wouldn't work:

--- End quote ---

Clever. But the final stage will give you one brightly lit lamp and several glowing lamps (connected in series).

--- End quote ---

Ah.  Shoot, I was thinking LEDs.

Benta:

--- Quote from: ebastler on February 28, 2019, 12:28:49 am ---
--- Quote from: Benta on February 28, 2019, 12:13:34 am ---On thinking a bit further, this can be reduced to two DPDT relays.

--- End quote ---

Plus how many switches of which type?

--- End quote ---

Three SPDT switches as specified.  :)

ebastler:

--- Quote from: Benta on February 28, 2019, 12:47:10 am ---
--- Quote from: ebastler on February 28, 2019, 12:28:49 am ---
--- Quote from: Benta on February 28, 2019, 12:13:34 am ---On thinking a bit further, this can be reduced to two DPDT relays.

--- End quote ---
Plus how many switches of which type?

--- End quote ---
Three SPDT switches as specified.  :)

--- End quote ---

Hmm... I can’t figure out how that would work. Cards on the table, please!

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