Skip to main content
Generic selectors
Exact matches only
Search in title
Search in content
Post Type Selectors
Articles
lp_course
lp_lesson
Back
HomeFreePage 5

Free

Showing 41 - 50 of 620 results
Colored-Optics-and-Grey-Optics-A-Quick-Guide-featured-image_11_07_2026_19_57_59

Colored Optics and Grey Optics: A Quick Guide

A practitioner’s guide to the physical difference between grey (fixed-wavelength) and colored (ITU-T grid) optical transceivers, …
  • Free
  • July 11, 2026
Read more
Coherent-vs-Direct-Detection-Key-Differences-featured-image_11_07_2026_19_57_44

Coherent vs Direct Detection: Key Differences

Why mixing a signal with a local oscillator before the photodiode ever sees it changed sensitivity, dispersion tolerance, and spectral...
  • Free
  • July 11, 2026
Read more
Client-Side-and-Line-Side-Optics-What-Separates-Them-MapYourTech-MapYourBa..._11_07_2026_19_57_23

Client-Side and Line-Side Optics: What Separates Them

Why a 400G port on a router and a 400G port on a DWDM line system speak two …
  • Free
  • July 11, 2026
Read more
Featured-image-for-Choosing-Between-DAC-ACC-AEC-and-AOC-Inside-an-AI-Rack_11_07_2026_19_57_08

Choosing Between DAC, ACC, AEC, and AOC Inside an AI Rack

Reach, power, and latency of direct-attach copper, active copper, active …
  • Free
  • July 11, 2026
Read more
Channel-Power-Setpoint-Discipline-Across-a-Mixed-Vendor-Line-System_11_07_2026_19_56_52

Channel Power Setpoint Discipline Across a Mixed-Vendor Line System

Who owns the per-channel power target when the transponder and the line system come …
  • Free
  • July 11, 2026
Read more
Capacity-Planning-Trigger-Points-When-to-Upgrade-vs-When-to-Build-a-New-Route_11_07_2026_19_56_37

Capacity Planning Trigger Points: When to Upgrade vs When to Build a New Route

The utilization band that should trigger a capacity decision, …
  • Free
  • July 11, 2026
Read more
Brownfield-vs-Greenfield-Optical-Automation-featured-image_11_07_2026_19_52_58

Brownfield vs Greenfield Optical Automation

Greenfield lets you mandate OpenConfig and gNMI from day one. Brownfield means wrapping legacy element managers in a shim and...
  • Free
  • July 11, 2026
Read more
Spectral-Efficiency-in-Practice-The-Four-Levers-MapYourTech-featured-image_10_07_2026_01_43_28

Spectral Efficiency in Practice: The Four Levers

Modulation order, baud rate, constellation shaping, and FEC overhead each add bits per second per hertz — and …
  • Free
  • July 10, 2026
Read more
Q-Factor-OSNR-and-BER-the-conversion-chain-and-where-dBQ-fits_10_07_2026_01_36_39

Q-Factor, OSNR, and BER: The Conversion Chain and dBQ

One decision-circuit ratio, one error probability, one optical noise measurement — and the dBQ …
  • Free
  • July 10, 2026
Read more
1600ZR-Class-Coherent-Pluggables-What-Changes-Beyond-800G_10_07_2026_01_33_55

1600ZR-Class Coherent Pluggables: What Changes Beyond 800G

Symbol-rate scaling, a DSP power ceiling that refuses to move, host thermal limits, and where OIF and IEEE …
  • Free
  • July 10, 2026
Read more

Explore Articles

Filter Articles

Reset
Explore Courses
Tags
400ZR 800ZR amplifier automation behavioral ber C+L Band career COHERENT coherent optical transmission coherent optics data center interconnect Dispersion DWDM edfa EDFA noise figure fec Fiber optic technology gNMI GSNR hiring Interview launch power Link Budget NETCONF network automation noise figure openconfig optical Optical communication Optical fiber Optical network optical network automation Optical signal-to-noise ratio OSNR OTN Probabilistic Constellation Shaping raman ROADM Slider span loss spectral efficiency telemetry Transponder WSS

Course Title

Course description and key highlights

Course Content

Course Details

AI Agent Site Profile