Re: Track Power Controllers

[Steve Wise <swise@aoot.com>]

Right.   The 5 TPC issue was only a temporary deal. 

The bottom line is we need a new TPC 300 (or 400) for main line 4.

Cheers!

Stevo


Ira Schneider wrote:
> Ed,
>
> We were not trying to use five TPCs.  We were only using four TPCs.
>
> The fifth TPC was left on the serial diasy chain because it was easier to leave
> it there than unhook it.  I had no idea there was a limit of four devices on the
> serial port.
>
> We originally replaced the PowerMasters with TPCs because PowerMasters
> are not compatible with the sound system in early MTH engines (i.e. ProtoSound 1.0
> engines).
>
> Now, as I mentioned in my previous note, the Legacy Command Base can only
> control TPCs, not PowerMasters.  So, we really don't have much choice.
>
> The other problem is that the PowerMasters are limited to 135 watts of power,
> which won't work with our current configuration.  The TPCs can handle either
> 300 watts (our current models) or 400 watts (a more expensive alternative which
> we have not invested in).
>
> Since we only have four mainline tracks, and (normally four TPCs controlling them),
> there shouldn't be a problem with the serial bus.
>
>
> Ira
>
>
>
>
> ------
> TTAT members reflector.
>