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Home » Multimedia » Image Galleries » SDM 50th Anniversary

SDM 50th Anniversary

Reminiscing on 50 Years of SDM.

1971-Inaugural-Cover.png
Central-Station-and-the-Computer---Oct-1976.png
Chicago-show---May-1976.png
EM24-LegacyAds-1.png
First-gala-2.png
Fourth-Annual-Product-Review---July-1976.png
How-the-Digital-Dialer-Works---Feb-1973.png
ISC-Exhibitor---Nov-1971.png
Kinks-Hints---Aug-1979.png
Napco---1972.png
November-1993-Cover.png
SDMMT0111-Cover_v2-hk-FINAL.png
Security-the-Credibility-Gap---Jan-1971.png
September-1994-Cover.png
UL-1023---May-1972.png
Want-To-Be-a-Central-Station-Operator---Dec-1972.png
1971-Inaugural-Cover.png

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1971 Inaugural Cover
Central-Station-and-the-Computer---Oct-1976.png

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"The Central Station and the Computer" Oct, 1976
Chicago-show---May-1976.png

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"The Chicago Show", May, 1976
EM24-LegacyAds-1.png

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An EMERgency24 Legacy Ad.
First-gala-2.png

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The First SDM gala.
Fourth-Annual-Product-Review---July-1976.png

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The Fourth Annual Product Review, July, 1976
How-the-Digital-Dialer-Works---Feb-1973.png

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"How the Digital Dialer Works" featured in the February, 1973 issue
ISC-Exhibitor---Nov-1971.png

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The "ISC Exhibitor" price guide from November, 1971.
Kinks-Hints---Aug-1979.png

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A "Kinks-Hints" feature from August, 1979.
Napco---1972.png

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An ad for the Napco "mark 2000" dialer from 1972.
November-1993-Cover.png

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The cover for the November, 1993 issue.
SDMMT0111-Cover_v2-hk-FINAL.png

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The cover of the January, 2011 issue for SDM Monitoring Today.
Security-the-Credibility-Gap---Jan-1971.png

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"Security and the Credibility Gap" feature from January, 1971.
September-1994-Cover.png

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The September, 1994 Cover.
UL-1023---May-1972.png

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The "UL-1023" Standards for Residential Alarms, May, 1972.
Want-To-Be-a-Central-Station-Operator---Dec-1972.png

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The "Want To Be a Central Station Operator" feature from December, 1972.
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