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Product Bulletins

Most Recent Bulletins

Date Posted: 02.12.2007Name: Battery Charger Improvements

Improvements have been made to the battery charger and charger leads for the previous and current DC sirens: 2001DC, DCFCB & DCFCT(B).

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Date Posted: 09.29.2003Name: SB-36: FCM 3rd transmission OK

If the controller board has not transmitted recently, then the first transmission may be distorted. Transmission is within specifications by the third transmission. The attached modification will fix this issue.

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Date Posted: 08.18.2003Name: SB-34: DV digital voice improvement

If the DV digital voice volume is too low, or the quality is not sufficient, the attached modification may improve the volume and the quality of the recording.

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Date Posted: 03.26.2003Name: SB33-UV400 amp

If the battery voltage is high, and the driver load is low, then noise may be heard from the amplifier. UV

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Date Posted: 03.25.2003Name: SB30-UC/DC&FCM with a SS1000-2

If new FCM controllers and UC/DC controllers are present together, then new software may be required to allow compatibility between both unit types.

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