2012 2012 JMRI Dick Bronson dick@rr-cirkits.com Bob Jacobsen jake@physics.berkeley.edu Suzie Tall suzie_tall@yahoo.co.uk 1.0 2012-10-05 DB Initial Version 1.1 2013-01-26 DB Added Dark 1.2 2013-02-08 DB Fixed Approach Aspects 1.21 2016-12-01 ST Added specific appearances 1.22 2017-09-13 ST Improved aspect mapping NS Double head 3-3 color light dwarf signal As described in the NS Operating Rules Book Effective May 1, 2008. Appearances for a double 3-3 lamp signal head without other badging Clear green green N281 (c4) ../../../resources/icons/smallschematics/aspects/NS-2008/CLS-3-3-lo/rule-N281.gif Approach Limited yellow flashgreen N281b (c4) ../../../resources/icons/smallschematics/aspects/NS-2008/CLS-3-3-lo/rule-N281-B.gif Limited Clear flashgreen red N281c (c4) ../../../resources/icons/smallschematics/aspects/NS-2008/CLS-3-3-lo/rule-N281-C.gif Approach Medium yellow green N282 (c4) ../../../resources/icons/smallschematics/aspects/NS-2008/CLS-3-3-lo/rule-N282.gif Medium Clear green flashred N283 (c4) ../../../resources/icons/smallschematics/aspects/NS-2008/CLS-3-3-lo/rule-N283.gif Approach Slow yellow yellow N284 (c4) ../../../resources/icons/smallschematics/aspects/NS-2008/CLS-3-3-lo/rule-N284.gif Medium Approach yellow flashred N286 (c4) ../../../resources/icons/smallschematics/aspects/NS-2008/CLS-3-3-lo/rule-N286.gif Slow Clear green red N287 (c4) ../../../resources/icons/smallschematics/aspects/NS-2008/CLS-3-3-lo/rule-N287.gif Slow Approach yellow red N288 (c4) ../../../resources/icons/smallschematics/aspects/NS-2008/CLS-3-3-lo/rule-N288.gif Restricting red yellow N290 (c4) ../../../resources/icons/smallschematics/aspects/NS-2008/CLS-3-3-lo/rule-N290.gif Stop Signal red red N292 (c4) ../../../resources/icons/smallschematics/aspects/NS-2008/CLS-3-3-lo/rule-N292.gif Stop Signal Restricting Stop Signal Stop Signal Clear Clear Limited Clear Medium Clear Slow Clear Restricting Approach Limited Clear Limited Clear Medium Clear Slow Clear Restricting Limited Clear Approach Limited Limited Clear Medium Clear Slow Clear Restricting Approach Medium Clear Limited Clear Medium Clear Slow Clear Restricting Advance Approach Clear Limited Clear Medium Clear Slow Clear Restricting Medium Clear Approach Medium Medium Clear Slow Clear Restricting Medium Approach Medium Approach Medium Medium Clear Slow Clear Restricting Medium Approach Slow Approach Medium Medium Clear Slow Clear Restricting Approach Slow Clear Limited Clear Medium Clear Slow Clear Restricting Approach Approach Medium Medium Clear Slow Clear Restricting Medium Approach Approach Medium Medium Clear Slow Clear Restricting Slow Clear Approach Slow Medium Clear Slow Clear Restricting Slow Approach Approach Slow Medium Clear Slow Clear Restricting Restricting Medium Approach Slow Approach Restricting Stop Signal Medium Approach Slow Approach Restricting 171 Restricting