![CAD Forum - tips, tricks, discussion and utilities for AutoCAD, Inventor, Revit and other Autodesk products [www.cadforum.cz]](/common/arkance_186.png "CAD Forum - tips, tricks, discussion and utilities for AutoCAD, Inventor, Revit and other Autodesk products [www.cadforum.cz]")
CAD FORUM - TIPS & TRICKS | UTILITIES | DISCUSSION | BLOCKS | SUPPORT | HELP & ADVICE
Over 1.095.000 registered users (EN+CZ).
AutoCAD tips, Inventor tips, Revit tips.
Try the new precise Engineering calculator.
New AutoCAD 2026 commands and variables.
Block: U023 (Communication)
|
Block #1473U023
◄ DOWNLOAD U023.dwg
Internal alarm siren without optical indication
cat: Communication
DWG2000 
Downloaded: 2249x
Size 23,1kB • from 15.08.2007
Uploader: vbehun^ • Author: Vojtěch Běhunčík • md5: a076fb9f293365e648f9fb291758cf72
Your voting:
Not logged in - cannot vote for blocks
Comments:
Not logged in - cannot attach block comments
No comments yet - be first to write one
CAD download: library block blok family symbol detail part element entourage cell drawing category collection free
CADforum
Tips and tricks, support, utilities, help, discussions on AutoCAD, LT, Inventor, Revit, Map, Civil 3D, 3ds Max, Fusion, Forma, Vault, PowerMill and other Autodesk software (community support by ARKANCE). See About CADforum.
Copyright © 2025 | Advertise with us | Online privacy
