I believe the high pitched sound you are hearing is the whine the turbo-generator makes while running.
Looking at your photo it appears that it is a simple electronic power pack with a power transistor providing the variable DC output. You indicated...
It’s easy to remove the cover from the drive motor. It is not a stepper motor but rather a standard permanent magnet DC motor. There is a double...
I received my Broadway Limited Imports PA/PB locomotives today and so far I’m very pleased. They come equipped with Micro Trains couplers that are...
It’s fairly easy to calculate a general figure for the train handling capacity of a locomotive if you know it’s weight. Most locomotives with no...
This site has the data on build dates along with other specific info: http://prr.railfan.net/freight/classpage.html?class=H30
The 15 car 1950 Broadway Limited weighed more than 2,140,000 pounds and required three rather than just two EMD E8s.(6,000 HP). Since the Pennsy...
I doubt anyone would be willing to hack up a Kato version but an old Arnold/Rapido one might be a candidate. The one and only “GG1/2” was GG1...
The prototype GG1 running gear is composed of two cast steel frames with an articulating hinge between them. Each frame contains three sets of...
For steam locomotives the Pennsy at various times used K4, 4-6-2 Pacifics (double headed), M1, 4-8-2 Mountains and T1, 4-4-4-4 duplex drives on...
They are air intakes for the traction motor cooling blowers. When the GG1s were built all of them had the air intakes in the lower position. In...
Thanks for all of the responses. They really made me curious as to just what the output waveform of the Zthek throttle looked like. To find...
I just received my first ever Z scale locomotives. A Marklin GG1 and a MicroTrains F7. Does anyone operate these with the Z techk throttle?...
Peach Creek Shop presently produces a resin kit for a 168 ton Treadwell bottle car. It comes with three different spouts and has MT trucks and...
Here’s a few more. [IMG] [IMG] [IMG]
Here’s a few shots scanned from color prints taken long before digital cameras were available. [IMG] [IMG] [IMG] [IMG]
