5 Wireless Network Myths Public Agencies Still Believe in 2026

Outdated assumptions are shaping infrastructure decisions right now. Here's a clear-eyed look at the five wireless network myths we encounter most often in conversations with IT directors, CIOs, and municipal administrators — and what the engineering actually shows.

Public agencies make network infrastructure decisions carefully and deliberately. That's appropriate given the public trust involved, the capital expenditure scale, and the decade-plus service life expected from infrastructure investments. But careful, deliberate processes can also calcify around assumptions that were accurate ten years ago and haven't been updated since.

At Alpha Omega Wireless, we have the same five conversations repeatedly — not with uninformed people, but with experienced IT professionals whose mental model of wireless technology was formed in an earlier era. Our role isn't to sell around those assumptions. It's to give decision-makers accurate, current information so they can make better choices.

Here are the five wireless network myths we encounter most frequently in 2025 — and the evidence-based responses to each.

Myth #1: Fiber Is Always the Better Option for Network Infrastructure

Fiber optic infrastructure is excellent. Alpha Omega Wireless deploys, integrates, and works with it regularly. But 'fiber is always the right answer' is a planning assumption that doesn't survive contact with real-world project constraints.

The facts on fiber cost and timeline:

•       Fiber installation costs range from approximately $25,000 to over $150,000 per mile, depending on terrain, soil conditions, permitting requirements, and urban density — and that range assumes straightforward permitting

•       Right-of-way acquisition in developed areas can add 12 to 36 months to a project timeline, independent of construction schedule

•       Projects crossing railroads, state highways, navigable waterways, or multiple jurisdictional boundaries routinely take 3 to 5 years from planning to energization

•       Fiber is vulnerable to construction accidents, directional drilling errors, and infrastructure deterioration — a single cut event can take critical connectivity offline

Wireless backhaul — particularly licensed microwave — can deliver carrier-grade connectivity on a timeline measured in weeks, at a fraction of the cost, without right-of-way risk. Networks that combine fiber primary paths with wireless backup or wireless extensions are more resilient than single-medium networks.

The best networks aren't fiber networks or wireless networks. They're networks that use each medium where it performs best, sequenced deliberately, designed to complement each other.

The right planning question isn't 'fiber or wireless?' It's 'what does this connection need to carry, what availability level is required, what's the realistic timeline, and what's the total cost of ownership?' Wireless frequently wins two or three of those dimensions simultaneously.

Myth #2: CBRS Will Solve Our Connectivity Problems

CBRS (Citizens Broadband Radio Service) has generated significant excitement in public agency IT circles — and some of that excitement is warranted. But CBRS has also generated a great deal of confusion about what it actually delivers in practice.

What CBRS Is

CBRS is a band of spectrum in the 3.5 GHz range, managed through a Spectrum Access System (SAS) that coordinates usage among three tiers of users: incumbent users (primarily U.S. Navy radar systems), Priority Access Licensees (PALs, who purchase geographic license areas), and General Authorized Access users (GAA, who use remaining spectrum without purchase). CBRS supports LTE and 5G NR waveforms, enabling private cellular networks without a traditional carrier relationship.

What CBRS Is Good For

•       Private LTE networks for mobile device connectivity across campuses, ports, transit systems, or industrial facilities where commercial carrier coverage is insufficient

•       Fixed wireless access as a complement to fiber in areas where the link budget and interference environment are favorable

•       Managed IoT and operational technology (OT) networks where the spectrum management environment provides better reliability than traditional unlicensed bands

What CBRS Is Not

•       A replacement for high-capacity licensed microwave backhaul — 3.5 GHz physics limit the throughput of long point-to-point links

•       A guaranteed interference-free environment — GAA tier users share spectrum with each other and have limited interference protection

•       A plug-and-play technology — SAS integration, evolved packet core (EPC) or 5G core selection, SIM provisioning, and device management are real engineering requirements

Public agencies that get the most value from CBRS use it for applications it's actually well-suited for: managed mobile access, distributed IoT, and fixed wireless where fiber isn't economically viable. Agencies that are disappointed were typically oversold on capabilities that 3.5 GHz spectrum physics and the SAS coordination model can't deliver.

Myth #3: Wireless Isn't Reliable Enough for Critical Infrastructure

This myth has the longest tail — because it was true for long enough to become embedded in institutional policy and organizational memory.

In the late 1990s and early 2000s, wireless data networking was genuinely less reliable than wired alternatives. Equipment was less robust. RF planning tools were primitive. Spectrum management practices were immature. The engineering discipline around outdoor wireless for critical infrastructure was still developing.

That era is over. Here's the current state:

•       Modern licensed microwave systems, properly engineered, routinely achieve 99.999% availability — less than 5.26 minutes of unplanned downtime per year

•       Fade margin calculations using ITU-R P.530 propagation models allow engineers to design links with predictable, documented availability for specific paths and frequency bands

•       1+1 equipment protection (hot-standby radio) provides hardware redundancy with sub-second failover

•       Carrier-grade outdoor wireless hardware from established manufacturers has MTBF (Mean Time Between Failures) measured in decades under normal operating conditions

The qualification is 'properly engineered.' Wireless reliability is an engineering outcome, not a product feature. An unlicensed consumer-grade link deployed without a site survey will fail unpredictably. A licensed microwave link designed to carrier-grade standards with proper fade margin, equipment protection, and power redundancy will outperform most fiber installations on a raw availability basis.

Wireless reliability is an engineering outcome, not a product feature. The question isn't whether wireless can be reliable enough for critical infrastructure. The question is whether it was designed to be.

Myth #4: Our IT Team Can Manage Wireless Infrastructure Internally After Deployment

This assumption comes from a reasonable analogy: IT departments successfully manage servers, switches, firewalls, and applications. Wireless infrastructure is just more hardware, right?

Outdoor wireless networks have a management profile that's meaningfully different from indoor IT infrastructure in ways that matter for staffing and budget planning:

•       RF performance changes as the environment changes — new buildings, vegetation growth, and new interference sources all degrade link performance gradually, and without proactive spectrum monitoring the degradation appears as intermittent performance issues rather than identifiable failures

•       Outdoor wireless hardware experiences temperature cycling, UV degradation, moisture, and physical stress that indoor equipment doesn't — planned inspection cycles are required, not optional

•       Firmware and security patch management for outdoor wireless equipment requires specific expertise and carries real risk if done incorrectly — a botched firmware update on a remote radio can take a site offline

•       Capacity planning for wireless backhaul requires link performance trending data and an understanding of throughput headroom — without it, organizations discover they've saturated a backhaul link when applications start degrading, not before

None of this means internal management is impossible. Some organizations have the staff, training, and tooling to do it well. But wireless infrastructure management requirements need to be explicitly resourced and planned for — not assumed to be absorbed into existing IT bandwidth at no marginal cost.

Myth #5: Wireless Performance Problems Are Fixed by Adding Antenna Gain or Power

The instinctive response to a wireless link that's underperforming is to increase output power or switch to a higher-gain antenna. Sometimes that's the right answer. More often, it isn't — and applying it without understanding the actual failure mode can make things worse.

Wireless link performance problems require measurement before diagnosis, and diagnosis before intervention:

•       If the limiting factor is noise floor elevation from interference, increasing transmit power doesn't help — it raises the signal and the noise in roughly equal proportion, and the signal-to-noise ratio (SNR) doesn't improve

•       If the problem is multipath interference — reflected signals arriving out of phase and canceling the direct path — changing antenna gain alters the radiation pattern and can change the multipath geometry, sometimes for the better and sometimes for the worse

•       If the link is operating outside its designed fade margin envelope, the fix is a different frequency, a different path geometry, or a different architecture — not more power

Proper wireless troubleshooting starts with a spectrum analyzer, a link test tool, and a review of historical performance data. An RF engineer who starts with measurement can identify the failure mode precisely and apply a targeted remedy. A technician who starts by changing hardware is making an educated guess — and sometimes an expensive one.

Frequently Asked Questions: Wireless Network Misconceptions

Is wireless networking reliable enough for municipal or public safety infrastructure?

Yes — when properly engineered. Licensed microwave wireless systems, designed with appropriate fade margin, equipment protection, and power redundancy, routinely achieve 99.999% availability. The reliability of a wireless link is directly determined by the engineering rigor applied to its design, not by the technology category.

What is the real cost of fiber vs. wireless network infrastructure?

Fiber installation costs range from $25,000 to over $150,000 per mile, with additional right-of-way acquisition, permitting, and construction timeline risk. Licensed microwave wireless backhaul typically costs significantly less per link and can be deployed in weeks rather than years. The right comparison includes total cost of ownership, timeline, and application requirements — not just per-mile installation cost.

What is CBRS and is it right for my municipal network?

CBRS (Citizens Broadband Radio Service) is a managed spectrum band in the 3.5 GHz range that supports private LTE and 5G NR deployments. It's well-suited for managed mobile access, IoT applications, and fixed wireless where fiber isn't viable. It is not a replacement for high-capacity licensed microwave backhaul, and it requires real engineering and systems integration work — it is not plug-and-play.

Should a public agency manage its own wireless network infrastructure?

It depends on staffing, expertise, and tooling. Outdoor wireless networks require proactive spectrum monitoring, planned physical inspection cycles, firmware management with specific expertise, and capacity trend analysis. Organizations that successfully self-manage invest in the training, tooling, and personnel time to do it properly — they don't assume it gets absorbed into existing IT workload.

Have a wireless infrastructure project or just want a second opinion? Contact the AO Wireless engineering team at www.aowireless.com. No pressure — just straight talk from people who've built it.

Next: Part 4 — How a CIO Should Think About Wireless Network Planning. We share how we'd approach a network infrastructure decision if we were sitting in the buyer's chair — constraints, trade-offs, and sequencing.