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New Big & Small Simplex Projects
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6
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61
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April 12, 2026
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NYC Museum of Natural History
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2
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56
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April 10, 2026
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Does anyone have the Original audio of this Simplex Portuguese Voice Evac Message anywhere?
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1
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51
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April 7, 2026
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(Very Rare) Simplex 4010ES 2-bay with FUI Display
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2
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118
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March 28, 2026
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Duct detector 4098-9756 output abnormal
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6
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361
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March 28, 2026
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Simplex 4004 extender cards
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4
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59
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March 20, 2026
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White Simplex 4903-9423 Horn/Strobes
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3
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129
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March 20, 2026
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Speeds of different addressable protocols
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2
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83
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March 5, 2026
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Simplex 4010 to Simplex 4003 Wiring Help
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8
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106
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March 4, 2026
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(Resource) Simplex 4002 Reproduction Labels
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5
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103
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February 27, 2026
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Simplex 4006 - Beeps continuously when LED annunciator is plugged in
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9
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144
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February 20, 2026
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University of Hartford fire alarm systems
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20
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301
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February 15, 2026
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Request for Simplex Documentation
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4
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98
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February 12, 2026
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What simplex panels are able to be networked and to what network?
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4
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205
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February 9, 2026
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New simplex alarm... Thing
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13
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107
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February 5, 2026
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How rare are these? Simplex 4903-9256 110 Candela Selectable SmartSync Horn Strobe
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10
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84
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January 18, 2026
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BlitzBiker2001's Vintage Simplex Collection
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5
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655
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January 18, 2026
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My Fire Alarm Collection So Far! :D
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4
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109
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December 5, 2025
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Vintage panel parts
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9
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122
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November 23, 2025
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My schools original fire alarm
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4
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87
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November 15, 2025
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Simplex 4020(s!)
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9
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228
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October 31, 2025
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Keep Simplex, or move to (some other vendor)?
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58
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1937
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October 31, 2025
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Looking For a Simplex 2903-9002/9102 Light/Strobe Plate
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0
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32
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October 29, 2025
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Simplex 4100ES Update - Now 30% Larger!
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11
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407
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October 23, 2025
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Change smoke detector sensitivity on Simplex 4100ES (Without PC)
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3
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102
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October 22, 2025
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Smart Sync emulator
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3
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61
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October 16, 2025
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4005 stuck in a boot loop
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12
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99
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October 14, 2025
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Please help with a simplex 2001! Any help would be appreciated!
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18
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98
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September 24, 2025
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Rincon/University High School (RUHS) Fire Alarm System
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25
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749
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September 16, 2025
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My collection as of this picture
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0
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97
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September 10, 2025
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