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    • Industrial Communications (SCADA)
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    • 24/7 Emergency On-Call
    • Annual Service Contracts
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    • Grant Writing Assistance
    • Nationwide Communication System
    • RF System Designs and Integration
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    • Tri-State Area Communication System
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    • Annual Service Contracts
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    • RF System Designs and Integration
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    • Tri-State Area Communication System
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The Lifecycle of a Radio System: When to Repair, Reprogram, or Replace

October 2, 2025 Industry Information No Comments 0 Views
Not sure whether to repair, reprogram, or replace your two-way radios? Learn how to diagnose coverage gaps, security needs, and lifecycle costs.

Why Schools, Hospitals, and Factories Still Rely on Two-Way Radios (Not Cell Phones)

October 2, 2025 Industry Information No Comments 0 Views
Two-way radios beat cell phones in critical environments. Schools, hospitals, and factories rely on instant PTT, secure group comms, rugged hardware, and facility-wide coverage.

Analog vs. Digital Two-Way Radios: What’s the Difference?

October 2, 2025 Industry Information No Comments 0 Views
Learn the differences between analog FM and digital two-way radios (NXDN, DMR, APCO P25). Clearer audio, higher capacity, stronger security.

Out with the Old: How Indiana Teams Upgrade Their Radios with J&K’s Full-Service…

October 2, 2025 Uncategorized No Comments 0 Views
When your team depends on fast, clear communication, outdated radios aren’t just frustrating — they’re a liability. At J&K Communications, we’ve been helping public safety, education, and industrial teams across Indiana upgrade their radio

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