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Commissioning a BDA – A walkthrough guide, Part I

PART 1: PREPARATION – WHAT TO BRING TO THE JOB SITEThe very first step in commissioning a BDA is to...

Commissioning a BDA – A walkthrough guide, Part II

PART 5: A DEEPER DIVE INTO DESIGN CONSIDERATIONSThis section is meant to detail design considerations for your public safety system....

How uplink strength, gain and noise can affect the public safety network

Watch Matt Lunny's Video Tech Talk on Uplink Strength, Gain & Noise are affected by a buildings size and distance...

When to use 5W BDA vs. 2W Fiber Remote Units

With Comba Telecom’s 5W CriticalPoint Public Safety BDA now available, we decided to take a look at the use cases...

Using Filters on a Public Safety BDA to Ensure Optimal Performance

When you plan your Public Safety design with a BDA or Fiber DAS, an RF environment study or RF Site...

Annual ERRCS Maintenance Items

As a Public Safety OEM, Comba is often asked: “What actions should be performed for an annual inspection, or PMI...

When, Why and How to use a Bias-T on Comba Public Safety BDAs

Comba Public Safety BDAs will require a Bias-T Kit for some applications. This tech brief will explain why the Bias-T...

Best Practices for Public Safety and Cellular Analog Fiber DAS Deployment – Fiber Plant Installation

Introduction:The purpose of this document is to highlight the proper installation and end-to-end testing of the fiber plant (aka, fiber...

UNDERSTANDING DRY CONTACT TERMINOLOGY AND HOW IT APPLIES WITH RESPECT TO THE BI-DIRECTIONAL AMPLIFIER (BDA), BATTERY BACKUP UNIT (BBU) AND FIRE ALARM CONTROL PANEL (FACP) EQUIPMENT

Understanding Dry Contact Terminology and How It Applies with Respect to the Bi-Directional Amplifier (BDA), Battery Backup Unit (BBU) and...

DAS DESIGNING TO ELIMINATE THE NEAR-FAR EFFECT

“Radio Test 1, 2, 3…”This is a common phrase we hear as the AHJ walks through the building during acceptance...

Fiber the Right Way

Fiber, the core infrastructure of any long-distance communication for modern technology. As such, if there are any...

HOW TO PERFORM A MANUAL ISOLATION TEST ON A FIBER DAS

Introduction: Conducting the isolation test is one of the most important steps when commissioning a BDA or Fiber DAS solution. If...

Basic Commissioning of a Public Safety BDA with a Spectrum Analyzer

The majority of public safety BDA’s provide signal readings/RF measurements in the graphical user interface (GUI), and some are also...

CALCULATING LINK BUDGET: PUBLIC SAFETY UPLINK

In the realm of radio communication, establishing reliable connections is crucial for seamless data transmission and effective communication. However, issues...

Can we use a signal booster to enhance fire ground simplex channels

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