3930 Class O2/1 'Tango' GNR Lined Grey No.477 (GN High Cab/Tender) Steam Locomotive Coach-Packs When a poor contact between

When a poor contact between locomotive and rail is detected

0mm (17 gauge AWG) red and black fine-stranded power bus wire

many as listed buildings

A quality coreless motor with flywheel serves in conjunction with LEDs indicating the direction for checking the motor output: Thus it is quite easy to check on the low speed performance and the even speed of the decoder

Operation on conventional DC layouts is possible or can be disabled

3930 Class O2/1 'Tango' GNR Lined Grey No.477 (GN High Cab/Tender) Steam Locomotive Coach-Packs When a poor contact betweenIntroduced by the Great Northern Railway in 1921 to a design by Nigel Gresley, these powerful 2 8 0s were built to haul heavy mineral trains. Several batches were built over a 22 year period by the GNR and LNER, with numerous improvements such as better cabs and bigger tenders. Heljan's model depicts the later '02 3' and '0 2 4' variants. FEATURES 21 pin DCC interface Factory fitted speaker in the tender NEM couplings Sprung buffers Exterior Details