Mean Time Between Failure Ground Benign Environment - Cisco 819 Installation Manual

Appendix A Technical Specifications
Table A-1 Cisco 819 ISR Specifications (continued)
Description
Antenna (Diversity and Antenna 3G-ANTM1919D)
Antenna Dimensions
Frequency Range
Gain
Maximum Power
Connector
Voltage Standing Wave
Ratio
Nominal Impedance
1. AC Power Adapter is not IP 41 rated. Installation must include protection of the adapter and power plug from water.
2. Contact Martek Power directly for details.

Mean Time Between Failure Ground Benign Environment

Table A-2
calculated based on the Ground Benign condition. The values may be adjusted based on the different
router usage.
Table A-2
SKUs
Cisco 819HG and Cisco 819G ISRs
C819HG-U-K9
C819G-U-K9
C819HG+7-A-K9
C819HG+7-K9
C819G+7-A-K9
C819G+7-K9
C819HG-S-K9
C819HG-V-K9
C819HG-B-K9
C819G-S-K9
C819G-V-K9
C819G-B-K9
OL-23125-02
Hardened Design
Specification
(Cisco 819HG and Cisco
819HG-4G ISRs)
7.63 x 0.94 x 0.63 in (19.38 x 2.39 x 1.60 cm)
806 to 960 MHz and 1710 to 2170 MHz
0 decibels relative to isotropic (dBi) (806 to 960 MHz) and 0 dBi (1710 to 2170 MHz)
25 W
TNC male
< 2.5:1
50 ohms
lists the Mean Time Between Failire (MTBF) values for Cisco 819 ISRs. The MTBF is
MTBF Values
MTBF (hours)
380,000
420, 000
280, 000
Mean Time Between Failure Ground Benign Environment
Non-Hardened Design
Specifications
(Cisco 819G and Cisco
819G-4G ISRs)
Cisco 819 Integrated Services Router Hardware Installation Guide
Hardened Design Specifications
(C819HGW and C819HWD ISRs)
A-5