What can you do as a free member?

Member benefits illustration

Create your free account today and unlock all our premium features and tools to enhance your gaming experience.

Member benefits illustration

Create your free account today and save articles to your watchlist and get notified when they're updated with new information.

Member benefits illustration

Create your free account today and save your favorite games for quick access later, synced across all your devices.

Member benefits illustration

By creating a Game8 account and logging in, you'll receive instant notifications when someone replies to your posts.

Comment rating feature illustration

By creating a Game8 account and logging in, you can make use of convenient features in the comments section, such as rating and sorting comments.

Premium archive feature illustration

By creating a Game8 account and logging in, you can access Premium articles that are exclusively available to members.

Site Interface

Guest
Free Member
Article Watchlist
Game Bookmarks
Cross-device Sync
Light/Dark Theme Toggle
User Profiles
Direct Feedback
Comment Rating

Game Tools

Guest
Free Member
Interactive Map Access
Interactive Map Pins
Interactive Map Comments
Interactive Map Pins Cross-Device
Check List
Event Choice Checker
Deck Builder Cross-Device
Message Board Notification
Message Board Cross-Device
Build Planner
Stat Calculator
Diagnostic Tool
Weapon/Armor Wishlist

Want more information?Learn more

Once Human

How to Get Spectrum Generators

Add to Watchlist

△ Visional Wheel | Lunar Revelry
▼Scenarios | Deviation SCP Scenario | Palworld Collab
△ Best Builds | Best Class | Best Deviants
▼ New Deviants and Pals | 2.20 Patch and Updates
△ Interactive Map | Oracle Loot Crates | Paradise Island Loot Crates

Spectrum Generators is a type of Tactical Item used in Once Human. See a list of ingredients needed to craft Spectrum Generators here.

List of Contents

How to Get Spectrum Generators

Craft on Advanced Synthesis Bench

Crafting Spectrum Generators requires using an Advanced Synthesis Bench in your base. The materials used to craft this Tactical Items are a bit harder to come by and require advanced tools for acquisition.

How to Craft Spectrum Generators

Materials Needed

Tactical Item Materials
Spectrum Generators ・ Aluminum Ingot x3
・ Special Part x8
・ Electronic Part x15
・ Acid x5
・ Glass x8

Spectrum Generators Info

Spectrum Generators Info
Description An optical device with internal circuitry made of an unknown metal that can manipulate light refraction to achieve a cloaking effect. Use it to remain invisible for 15 seconds. The effect vanishes when certain actions are performed.

Once Human Related Guides

Once Human - Resources and Materials Banner

List of All Resources and Materials

All Resources and Materials

Tools Consumables Materials
Ammo Gear Component Fuel
Tactical Items Food -

All Tactical Items

List of Items
Once Human - Copper GrenadeCopper Grenade Deadly Molotov Cocktail Explosives
Once Human - Floating AerogelFloating Aerogel Once Human - Gravity NeutralizerGravity Neutralizer Grenade
Once Human - HE GrenadeHE Grenade High Explosives Once Human - High-Explosive GrenadeHigh-Explosive Grenade
High-Explosive Shrapnel Grenade Improved Claymore Mine Once Human - Improved ExplosivesImproved Explosives
Improved Grenade Improved Molotov Cocktail Improved Portable MG Turret
Improved Scout Drone Improved Shrapnel Grenade Once Human - Lightning 18Lightning 18
Lightning Bottle Once Human - Lightning OrbLightning Orb Once Human - LumenLumen
Molotov Cocktail Portable MG Turret Projection Generators
Scout Drone Shrapnel Grenade Smoke Grenade
Space Twister Spectrum Generators Stardust Barriers
Once Human - Staroid ResonatorStaroid Resonator Thermite Grenade Vortex Generators
Whistle

Comment

Post (0 Comments)

Author

Once Human Walkthrough Team
This article was created by Game8's elite team of writers and gamers.
    Leave feedback(Login required)
    Please participate in our site
    improvement survey
    12/2025
    Would you assist in
    improving Game8's site?
    ×
    This survey will take about 1 minute.
    Your answers will help us to improve our website.
    We are listening to our users' valuable opinions and discussing how to act on them.
    The information collected through this survey will be used for the purpose of improving our services. In addition, the information will only be disclosed a part of a statistic in a format that will not allow identification of personal information.
    Begin Survey
    Not Now
    ×
    Please rate each item regarding Game8.co's Advertisements.
    Amount of Ads
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Placement of Ads
    Timing of Ad Display
    Ad Loading Speed
    Safeness of Ads
    Content of Ads
    ×
    Please rate each item regarding Game8.co's Quality of Articles.
    Amount of information
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Frequency of updates
    Speed of new information
    Accuracy of articles
    Understandibility of articles
    Readability of sentences
    ×
    Please rate each item regarding Game8.co's Usability of the Site.
    Ease of finding information
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Loading Speed
    Use of Color
    Font Size
    Visibility of Images
    Easy to Understand Layout
    ×
    Please rate each item regarding Game8.co's Message Boards, Comments.
    Ease of Writing
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Readability
    Ease in Finding Information
    Comment Quality
    Comment Quantity
    Admin Response
    ×
    Please rate each item regarding Game8.co's Site's new design.
    Please rate our site's new design
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Do you think that the website's design change makes the site easier to use?
    Has the new design made it easier for you to find information on the site?
    Has the new design improved the overall visual appeal of the site?
    How would you rate your overall satisfaction with the new design of the site?
    ×
    How likely are you to recommend Game8 to someone you know?
    Very Unlikely
    0
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    Very Likely
    If you have other opinions regarding potential improvement to the website, please share them with us. We would appreciate your honest opinion.
    Note: This is a free response section, so you can proceed without entering anything.
    Note: Please be sure not to enter any kind of personal information into your response.
    ×
    Thank You
    ×
    Thank you for participating in our survey! Your answers will help us to improve the quality of our website and services.
    We hope you continue to make use of Game8.
    Close
    For other opinions or comments, go here.

    Rankings

    Popular Articles
    Message Board
    • We could not find the message board you were looking for.

    Gaming News

    Best PS5 RPGs (December 2025)

    Best PS5 RPGs (December 2025)

    Popular Games

    Recommended Games

    All rights reserved

    Privacy Policy, Terms of Use 2024 NetEase, Inc.All Rights Reserved

    The copyrights of videos of games used in our content and other intellectual property rights belong to the provider of the game.
    The contents we provide on this site were created personally by members of the Game8 editorial department.
    We refuse the right to reuse or repost content taken without our permission such as data or images to other sites.

    Once Human Walkthrough & Guides Wiki

    Quick Access
    Guide Index

    Deviation SCP

    Lunar Revelry

    Endless Dream

    RaidZone

    Visional Wheel

    Lunar Revelry

    Starfall Inversion

    Way of Winter

    Way of Winter Best Builds

    General Tips and Tricks

    Location Guides

    Farming Guides

    Temperature Guides

    Way of Winter Locations

    Vena Fjord

    Onyx Tundra

    Ember Strand

    All Way of Winter Deviants

    All Way of Winter Securement Silos

    All Way of Winter Side Quests

    Tips and Tricks

    New Season Tips and Tricks

    General Tips and Tricks

    Base Guides

    Tier List Guides

    Map Location Guides

    Puzzle Solution Guides

    All Public Crisis Event Guides

    All Event Guides

    Farming Guides

    Multiplayer Guides

    FAQs

    Best Builds

    All Builds

    Class Builds

    Lunar Oracle Builds

    Way of Winter Builds

    Other Builds

    Scenarios

    Manibus

    Prismverse's Clash

    Way of Winter

    Endless Dream

    Location Guides

    Region Guides

    Dayton Wetlands

    Broken Delta

    Iron River

    Chalk Peak

    Red Sands

    Blackheart Region

    Vena Fjord

    Onyx Tundra

    Weapons

    Lunar Oracle Weapons

    Deviants

    All Combat Deviants

    All Crafting Deviants

    All Territory Deviants

    Armor

    Lunar Oracle Armor

    Starfall Inversion Armor

    Memetic Specializations

    Securement Silos

    Resources and Materials

    Popular Resources

    Mods

    Classes

    Side Quests

    Dayton Wetlands

    Broken Delta

    Iron River

    Red Sands

    Way of Winter Side Quests

    News

    Patch Notes

    Server Status

    Bugs and Errors

    Other News

    Bosses

    Monolith Bosses

    Base Building

    Memetics

    Message Boards