www.IntercomsOnline.com How to Choose a Commercial Intercom System or Two Way Radio. By David Onslow Copyright 2014, IntercomsOnline.com, all rights reserved 1st Edition v1.0 For assistance in choosing the right two-way radio or communication product for you, visit www.intercomsonline.com or email us at the following address: 888-298-9489 2 www.IntercomsOnline.com Introduction ..................................................................................................................................................... 6 Commercial Intercom Systems ........................................................................................................................ 6 Wireless Intercom and 2-Way Radio Range: How Far Can They Communicate? ............................................ 7 Radio Power ................................................................................................................................................ 8 Radio Frequencies ...................................................................................................................................... 9 UHF Radio ................................................................................................................................................ 10 VHF Radio ................................................................................................................................................. 11 MURS Wireless Intercom .............................................................................................................................. 12 MURS Radio...Multi-Use Radio Service Technology Guide ........................................................................... 13 No License Required ................................................................................................................................. 13 Authorized Locations ................................................................................................................................. 13 Operating MURS Near Arecibo Observatory in Puerto Rico ...................................................................... 14 MURS in Canada ...................................................................................................................................... 15 MURS Rules ............................................................................................................................................. 15 Military use of MURS Radios ..................................................................................................................... 16 MURS Products ......................................................................................................................................... 16 Wireless Call Box .......................................................................................................................................... 17 Wireless Base Station Two-Way Radios ....................................................................................................... 19 Wireless Intercom for Security Gates ............................................................................................................ 19 What is a GSM or Cell Phone Network Intercom? ......................................................................................... 20 Wireless PA System ...................................................................................................................................... 22 Long Range Wireless Motion Detector with Two-Way Voice ......................................................................... 23 Golf Course Order System ............................................................................................................................ 23 Wireless Customer Service Call Button ......................................................................................................... 25 Wireless Elevator Call Intercom .................................................................................................................... 27 Event Coordinator Communication System ................................................................................................... 28 School Parking Lot Safety Improved with Emergency Call Box ..................................................................... 28 Wireless PA System For Campgrounds ........................................................................................................ 29 Gas Pump Wireless Intercom ........................................................................................................................ 29 Emergency Alert Notification Systems ........................................................................................................... 30 Emergency Intercom System ........................................................................................................................ 30 OSHA Emergency Evacuation System Cost Savings .................................................................................... 31 Plans for Pole Mounting a Wireless Outdoor Intercom .................................................................................. 33 Delivery Door/Loading Dock Intercom System .............................................................................................. 36 Wireless Emergency Warning System .......................................................................................................... 37 Americans with Disabilities Act (ADA) Intercom and Telephone Mounting Requirements .............................. 39 How to Choose a Truck Scale Intercom System ............................................................................................ 41 Construction Project Site Communication ..................................................................................................... 45 Construction Site Wireless Intercom .............................................................................................................. 46 Wireless Intercom System FAQs ................................................................................................................... 47 Full-Duplex Headset Intercom ....................................................................................................................... 48 Longest Range Outdoor Wireless Intercom ................................................................................................... 48 Telephone Entry Intercoms ........................................................................................................................... 49 Child Daycare Intercom System .................................................................................................................... 49 Noisy Location Intercom System ................................................................................................................... 50 Industrial Wireless Intercoms ........................................................................................................................ 50 The Death of the Landline and Its Effect on Telephony Entry Intercom Systems. .......................................... 51 Why are Landlines Dying? ......................................................................................................................... 52 Impact on Telephone Entry Systems ......................................................................................................... 53 Opportunity for Increased Sales ................................................................................................................ 54 3 www.IntercomsOnline.com How to Choose the Perfect Wired Intercom System ...................................................................................... 54 Wired Intercom Technology ........................................................................................................................... 55 Power Line Carrier Systems ...................................................................................................................... 55 Master and Substation Systems ................................................................................................................ 55 2-Wire Systems ......................................................................................................................................... 55 Cat-5 Systems ........................................................................................................................................... 56 Installation of Wired Intercom Systems.......................................................................................................... 56 New Construction ...................................................................................................................................... 56 Existing Construction ................................................................................................................................. 56 Tools Needed ............................................................................................................................................ 57 Two-Way Radios for Oil Rigs and Oil Fields .................................................................................................. 60 Construction Jobsite Two-Way Radio ............................................................................................................ 61 Commercial Digital Two-Way Radios ...........................................................................................................