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Large-Scale Wired Decoder Comparison
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Decoder Comparison of large-scale decoders - listed by manufacturer, and then by price.
Manufacturer
Digitrax
NCE
Decoder DG583AR DG583S D408SR
Features  
MSRP
$59.99
$64.99 $66.99 $89.95 
Loy's Price (1-4)
$48.00
$52.00 $54.00  $72.00
Loy's Price (5+ mix & match) $44.00  $48.00 $50.00  $66.00
Length 2.23" 2.23" 2.23" 2.3"
Width 1.45" 1.45" 1.45" 1.2"
Thickness 0.263"  - 0.375"
JST Connector Yes (1) Yes (1)   Yes (1)   No
Connection PNP PNP Screw Harness
Amperage 3 A  5 A 5 A   4 A
Stall Current 3 A  5 A 5 A   10 A
Peak Current 5 A  10 A 10 A   10 A
Addressing 2/4 2/4 2/4 2/4
Speed Steps All All All 28/128
Switching Speed Yes Yes Yes No
User Table Steps All All All Yes
Base Direction Yes Yes Yes Yes
Momentum Yes Yes Yes Yes
V-Start - Steps All All All All
V-Mid - Steps All All All All
V-Max - Steps All All All All
Functions 8  8  8 7
Function Current 8-2 A 8-2 A  8-2 A  100 (6)
Function Remapping Yes Yes Yes Yes
Directional Lighting Yes Yes Yes Yes
Non-Directional Lighting Yes Yes Yes Yes
FX Lighting Yes Yes Yes Yes
Master Switch Yes  Yes Yes  No
Decoder-Assisted Consisting Yes  Yes Yes  Yes
DAC Functions No  Yes Yes  Yes
DAC Momentum No  Yes Yes  Yes
DC Analog Yes  Yes Yes  Yes
DC Functions Yes  Yes Yes  No
DC Brake Control Yes  Yes Yes  No
Programming All All All All
OPS-Mode Programming Yes Yes Yes Yes
OPS-Mode Read Yes Yes Yes No
Short-Circuit Protection Yes Yes Yes No
Thermal Protection Yes Yes Yes No
Quiet/Silent/SuperSonic Drive Yes Yes Yes Yes
PWM Adjust No No No No

Forward/Reverse Trims

Yes Yes Yes No
Kick Start Yes Yes Yes Yes (5)
CV Reset Yes Yes Yes No
Dither No Yes Yes No
Back-EMF Yes Yes Yes No
Transponding Yes Yes Yes No
Decoder DG583AR DG583S D408SR
(1) Used for functions only - non-standard
(2) Screw Terminals
(3) Only when Back-EMF is activated
(4) Advertised as having this feature, but it is flawed so it really doesn't.
(5) User-Loadable Table AND with the resident speed curve
(6) 40 mA for incandescent bulbs
Click here to see a collage of O/G-scale decoders.
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