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Servicing tips for the Bravo family of pagers Identification, frequency changes, logic board modifications and testing

Servicing tips for the Bravo family of pagers Identification, frequency changes, logic board modifications and testing, and POCSAG generators are discussed.Servicing tips for the Bravo family of pagers Identification, frequency changes, logic board modifications and testing, and POCSAG generators are discussed.

byUrgent Communications Administrator

Feb 1, 1997

7 Min Read

The importance of coaxial cable to base station performance Low-loss flexible cable

The importance of coaxial cable to base station performance Low-loss flexible cable provides an alternative to semi-rigid corrugated cable with advantages in loss, handling, ease of installation and ruggedness compensating for tradeoffs in shielding and i The importance of coaxial cable to base station performance Low-loss flexible cable provides an alternative to semi-rigid corrugated cable with advantages in loss, handling, ease of installation and ruggedness compensating for tradeoffs in shielding and i

byUrgent Communications Administrator

Jan 1, 1997

10 Min Read

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Testing repeater sensitivity degradation

Testing repeater sensitivity degradation

byUrgent Communications Administrator

CDPD presents new challenges for RF testing: Even when cellular channels are dedicated exclusively to use for cellular digital packet data (CDPD), RF performance tests should be conducted on the CDPD systems to assure that it is not degrading the AMPS sys

CDPD presents new challenges for RF testing: Even when cellular channels are dedicated exclusively to use for cellular digital packet data (CDPD), RF performance tests should be conducted on the CDPD systems to assure that it is not degrading the AMPS sys

byUrgent Communications Administrator

Technically speaking Getting more from your spectrum analyzer

Technically speaking Getting more from your spectrum analyzer

byUrgent Communications Administrator

Tower down conductors offer little lightning protection Lightning-simulator test results indicate that a down conductor connected to a towertop lightning rod adds no significant improvement to the protection offered by a lightning rod bonded to the tower

Tower down conductors offer little lightning protection Lightning-simulator test results indicate that a down conductor connected to a towertop lightning rod adds no significant improvement to the protection offered by a lightning rod bonded to the tower

byUrgent Communications Administrator

Transportable VHF repeater serves Antarctic communications Repeaters, deployed by helicopter for summer communications requirements and retrieved for winter storage, avoid temperature stresses that destroyed components and batteries in previous permanent

Transportable VHF repeater serves Antarctic communications Repeaters, deployed by helicopter for summer communications requirements and retrieved for winter storage, avoid temperature stresses that destroyed components and batteries in previous permanent

byUrgent Communications Administrator

Site noise measurements isolate reception problems Simple equipment configurations and test procedures make it possible to measure receiver site noise

Site noise measurements isolate reception problems Simple equipment configurations and test procedures make it possible to measure receiver site noise

byUrgent Communications Administrator

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