Utility Partners, Inc. 
Private - Public Samples
Technical Comparison of Selected Public and Private Systems
|
CDPD
|
Mobitex
|
Satellite
|
CSC
|
RD_LAP
|
Data Radio
|
Astro
|
EDACS
|
Ardis
|
Airlink Signaling rate (Kbps) (Current)*
|
19.2
|
8.0
|
4.8
|
19.2
|
19.2/9.6
|
19.2/9.6/4.8
|
9.6
|
9.6/4.8
|
19.2
|
Max Throughput (Kbps) port to port
|
14.4
|
4.0
|
|
1.2-19.2
|
14.4
|
2.4-14.4
|
4.8
|
4.8/2.4
|
14.4
|
Maximum Rated Throughput (Kbps) (Future)*
|
28.8
|
28.8
|
28.8
|
28.8
|
?
|
?
|
?
|
?
|
28.8
|
Encryption
|
X
|
|
|
|
X
|
X
|
|
|
|
Public Systems
|
X
|
X
|
X
|
X
|
|
|
|
|
|
* Low/No Startup Costs
|
X
|
X
|
X
|
X
|
|
|
|
|
|
* Low/NoControl of Coverage Areas
|
X
|
X
|
X
|
X
|
|
|
|
|
|
* Low/No Control Over Ongoing Costs
|
X
|
X
|
X
|
X
|
|
|
|
|
|
* Does Not Require Highly Skilled Support Personnel
|
X
|
X
|
X
|
X
|
|
|
|
|
|
* Dependent on Provider for Problem Resolution & Support
|
X
|
X
|
X
|
X
|
|
|
|
|
|
Private Systems
|
|
|
|
|
|
|
|
|
|
* High Startup Costs for New Systems
|
|
|
|
|
X
|
X
|
X
|
X
|
|
* Substantial Control Over Coverage Areas
|
|
|
|
|
X
|
X
|
X
|
X
|
|
* Substantial Control Over Ongoing Costs
|
|
|
|
|
X
|
X
|
X
|
X
|
|
* Requires Highly Skilled Support Personnel
|
|
|
|
|
X
|
X
|
X
|
X
|
|
* May Require Ongoing Support from Radio System Vendor
|
|
|
|
|
X
|
X
|
X
|
X
|
|
Sample of cost estimation for a public provider
Item
|
Description
|
|
Price
|
Units
|
Total
|
A
|
MDT (per vehicle)
|
|
$4,000.00
|
800
|
$3,200,000.00
|
B
|
Docking Station (per vehicle)
|
|
$1,000.00
|
800
|
$800,000.00
|
C
|
Serria CS/CDPD Modem (per vehicle)
|
|
$1,000.00
|
800
|
$800,000.00
|
D
|
Cisco 2500
|
|
$5,000.00
|
1
|
$5,000.00
|
D
|
Dedicated Line monthly
|
|
$600.00
|
1
|
$600.00
|
D
|
Dedicated Line Installation
|
|
$1,200.00
|
1
|
$1,200.00
|
|
|
Total
|
$12,800.00
|
|
$4,806,800.00
|
|
|
|
|
|
|
CDPD PLAN
|
|
|
|
|
|
Data
|
Price
|
Activation Charge
|
Monthly Charge
|
|
|
3 Meg
|
$99.00
|
$45.00
|
$99.00
|
|
|
|
|
|
|
|
|
CS PLAN
|
|
|
|
|
|
Data
|
Price
|
Activation Charge
|
Monthly Charge
|
|
|
per minute
|
$0.25
|
$45.00
|
$15.00
|
|
|