TL SEM
by Tuning Labs
TL Sound Event Management System
100% Free — No Monthly Fee, No Per-Event Fee, No Cut of Entry Fees

Run Your Whole Event
From Your Phone.
For Free.

SPL sleds. SQ builds. Bagger showdowns. Motorcycle classes.
28 tools. $0 forever — and you keep every dollar of entry fees.

Judges score from their phone. Scores auto-tally on the live TV display. Competitors register themselves. Results auto-email. Free social promotion for your event. Set up in 5 minutes — no training, no hardware required.

Already have an event code?

No account required  ·  Any phone  ·  SQ · SPL · Install · Street · Motorcycle · Open

TL SEM — Sound Event Management System
Live Leaderboard Active
42 entries · 5 classes · Scores updating now
28
Tools Included
$0
Cost to Organizer
0%
Cut of Entry Fees
12+
Reference Curves
Free
Forever — No Catch
Works with every major organization — and any independent show
IASCA MECA EMMA dBDRA USACi Bagger Nationals Sound Warz Independent Shows Shop Events Club Circuits

Clipboard & Calculator vs. TL SEM

Car audio events are incredible. The spreadsheet chaos running them shouldn't be.

❌ The Old Way
📋 Paper registration forms — lost, illegible, incomplete
🧮 Manual score math — adding up points at the end while competitors wait
💸 Cash table or Venmo chaos — no record, no accountability
📺 No live display — crowd has no idea who's winning until the end
📞 Hunt for judges every time — no registry, no certs, word of mouth
📧 Manual results emails — copy-paste scoresheets one by one
VS
✓ With TL SEM
📲 Self-registration link — competitors sign up from their phone, no paper
Auto-tally — judges score on their phone, totals calculate instantly
💳 Your payment processor — Stripe, PayPal, Venmo, Square. 0% cut.
📺 Live SQ & SPL displays on TV — crowd sees the leaderboard update in real time
⚖️ Judge Registry — browse certified judges by state, org, and cert level
✉️ Results auto-emailed — every competitor gets their scorecard automatically
🏆 Create Your First Event — Free

Everything Included

TL SEM — Every Tool. Every Event. $0.

No hidden tiers. No features locked behind a paywall. No per-event fees. Every tool in the Tuning Labs Sound Event Management System is included free, for every event you run, forever.

1
Event Setup & Registration
🏆
Event Creation & Management
Create a full event in under 2 minutes — name, date, location, classes, entry fee, judging criteria. Staff-token gated so only your team can manage entries, scores, and event settings.
$0
💳
Entry Fee Collection — Your Processor
Add your own Stripe, PayPal, Venmo, Square, Cash App, or any payment link. Competitors pay you directly. We are completely out of the transaction — no fee, no percentage cut, no payout delays. You keep 100%.
$0 — you keep 100%
📲
Competitor Self-Registration
Share one link. Competitors enter their name, class, and vehicle info, then pay via your processor. No account required. They receive a unique entry code to track their score on the live leaderboard.
$0
📋
Custom Judging Criteria Builder
Build exactly the scoresheet you want — staging, imaging, bass, install craftsmanship, deadening, or anything else. Set your own criteria names and max point values. Not locked to any preset format.
$0
🎯
Multi-Class Support
Run SQ, SPL, Install Quality, Street, Motorcycle, and unlimited custom classes simultaneously. Each class runs independently with its own scoring criteria, reference curve, leaderboard, and results — no switching systems, no separate spreadsheets per class.
$0
🔐
Staff Access Control
Protect your event with a short staff code you choose (or auto-generated) — only your team can modify entries, edit scores, or manage the event. Competitors and judges never see admin tools. No accounts or passwords needed.
$0
2
Live Scoring & Day-of-Event Tools
📱
Judge Phone App — Scores Auto-Feed Totals
Judges score from their phone — no app download, just a URL. Pull up any entry, score each criterion, hit Submit. That score feeds directly into the running totals and the live leaderboard instantly. No manual entry, no clipboard, no spreadsheet math. The system tallies everything automatically. Works on iOS and Android, online or offline.
$0
📊
Live Class Leaderboard
Scores update the moment judges submit — no refresh, no manual entry. Filter by class, ranked by total points. Share the link or throw it on a TV. Built for the crowd to follow in real time.
$0
🎧
SQ Scoring Display
Full-screen Sound Quality display for TV or projector. Shows each entry's score breakdown by judging criteria — staging, imaging, bass, clarity, install, or any custom criteria you set. Ranked by total points, filterable by class. Auto-refreshes as judges submit. Built for one-glance readability across the room.
$0
📢
SPL Competition Display
Full-screen Sound Pressure Level display for TV or projector. Entries ranked by dB reading — highest to lowest — per class. Updates live as scores come in. Class filter, large SPL numbers visible from across the lot. No app download for judges or spectators.
$0
🚀
Zero Friction for Participants
No accounts, no passwords, no app downloads for competitors or judges. Lower the barrier and you get bigger turnout. Competitors register with a name; judges score via a direct link.
$0
⚖️
Automatic Score Tallying — Zero Manual Work
Every score a judge submits is tallied automatically in real time. No manual entry. No spreadsheet. No adding up points after the event. Configure the ratio between judge scores and measurement scores — or run 100% judge scoring. Final totals update the moment any score comes in. Close scoring and results are done.
$0
📧
Automated Results Email
Final results emailed automatically to the organizer and all competitors at the close of scoring. No manual exports, no copy-paste. Every entry gets their scorecard delivered.
$0
3
Reference Curve SQ Scoring
🎯
Objective SQ Scoring Against Industry Reference Curves
The Tuning Labs platform includes 12+ industry reference curves — Harman, Audiofrog/Wehmeyer, B&K, Whitledge, JBL MS-8, ISO 226, and more. Measure a competitor's system with the RTA, compare against the selected reference curve, and feed the accuracy score directly into competition scoring. Blends with human judge scores at any ratio you set.
Harman Target Curve Audiofrog / Wehmeyer B&K Reference Whitledge JBL MS-8 ISO 226:2003 Custom curves
📈
RTA Measurement & Curve Scoring
Measure a competitor's frequency response live, overlay it against any reference curve, and calculate an accuracy percentage score. Uses the platform's calibrated RTA engine with UMIK-2 and OmniMic support.
$0
🎼
12+ Industry Reference Curves
Harman, Audiofrog/Wehmeyer, B&K, Whitledge, JBL MS-8, ISO 226, and more — preloaded and ready. All curves are derived from academic and professional audio research. Select the curve that matches your event format.
$0
🎚️
Mic Calibration for Accurate Measurement
Supports calibration files (.cal, .frd, .txt) for UMIK-2, OmniMic, and other measurement mics — so your competition scores are based on acoustically accurate, calibrated measurements, not a raw phone mic.
$0
⚖️
Configurable Auto/Judge Score Weight
Set how much the objective RTA score counts vs. human judge scores per event. Run 100% judge, 100% measurement, or any split. Final scores calculate automatically when all scores are in.
$0
4
Judge Management
⚖️
Judge Registry — Browse & Recruit
Browse certified judges by state, org membership, and cert level. Judges self-register their experience — IASCA, MECA, EMMA, dBDRA, USACi, Bagger Nationals, Sound Warz — and certifications: SQ, SPL, Head Judge, Motorcycle, Marine. Filter to your area, reach out, done.
$0
📣
"Judges Needed" on Event Listing
Post how many judges you need and what certs you want directly on your event. An amber badge on the calendar shows judges you're recruiting. Certified judges see it and can reach out to sign up.
$0
5
Free Social Media Advertising & Promotion
📣
We Promote Your Event — You Do Nothing
Submit your flyer and a few highlights. We write and distribute ready-to-post organic content, countdown posts, competitor callouts, and winner announcements — across Instagram, Facebook, Twitter/X, and the Tuning Labs community feed. No ad budget, no designer, no copywriter. Just car audio people promoting car audio events.
📷 Instagram 👍 Facebook 🐦 Twitter / X 🎵 TikTok-ready copy 🏆 TL Community Feed
📣
Free Multi-Platform Event Promotion
We write and distribute ready-to-post promotional content across Instagram, Facebook, Twitter/X, and the TL community feed — including your payment link, registration URL, and event details. No ad budget, no agency, no extra work on your end.
$0 — we promote your event
📸
Pre-Event Buzz Campaign
AI generates a multi-post pre-event series — teaser, countdown, "who's in?", competitor callouts, and registration CTAs — all tailored to your event and ready to post or schedule.
$0
🏅
Post-Event Winner Announcements
AI writes winner announcement posts with class results, top scores, and congratulations copy for every platform — ready to post immediately after your event ends.
$0
📰
SEO Article Published on Tuning Labs
Accepted events get a full editorial article published in the Tuning Labs content hub — results, class winners, highlights, and links to your shop or organization. Indexed by Google. Builds your event's online reputation.
$0
📅
Public Events Calendar Listing
Your event is automatically listed on the Tuning Labs public calendar — searched by every car audio enthusiast looking for competitions to enter. Filtered by state, class type, and date.
$0
6
Reliability & Event Safety
🔐
Staff Code — Secure Event Control
Your event is protected by a short staff code only your team has. Competitors and judges see the scorecard and leaderboard — nothing else. No one can edit scores, close scoring, or modify event settings without your code.
$0
📶
Offline Judge Scoring — Syncs Automatically
Judges can score without a live internet connection. Scores are held locally and sync the moment connectivity returns. Built for parking lots, fairgrounds, and venues with spotty signal — real-world car audio conditions.
$0
📱
Any Device — No App, No Install
Every tool in TL SEM runs in a phone browser — iOS, Android, any modern device. Nothing to download, nothing to update. Judges open a URL. Competitors register from a link. Organizers manage from any screen.
$0
💾
No Lost Scores
Every score submission is saved the instant it's sent. No clipboard to drop, no spreadsheet to corrupt, no "I forgot to save." Scores are permanent records — tied to the entry, the judge, and the timestamp.
$0

Entry Fees

You Collect the Money — We Never Touch It

You built the event, promoted it, and ran it. Every entry dollar should be yours.

💳
Bring Your Own Payment Processor — 0% Cut, No Delays
Add your existing payment link to the event — competitors pay you directly through your processor. We are completely outside the transaction. No platform fee. No percentage cut. No payout schedule. The money goes from competitor to you instantly, through your own account.
StripePayPalVenmo SquareCash AppZelle Any payment link

How It Works

From Zero to Running Your Event in Minutes

No training. No setup calls. No installation. Just create and go.

1

Create & Configure

Name, date, location, classes, entry fee. Add your payment link. Set up judging criteria or pick SQ/SPL presets. Choose your reference curve if running objective scoring.

2

Promote & Register

Share your registration link. We start your free social media campaign. Competitors sign up and pay you directly. Judges browse the registry or respond to your "Judges Needed" post.

3

Score — Zero Manual Work

Judges score from their phone — no app, no clipboard, no tally sheet. Every submission auto-tallies instantly. SPL and SQ displays update live on TV for the crowd. No math at the end. No spreadsheet. Results are already done.

4

Crown Winners & Share

Close scoring and results are final — no manual compile. Results emailed to every competitor automatically. Winner posts go out across social platforms. A results article publishes on Tuning Labs. Your event lives online forever.


What TL SEM Looks Like on Event Day

Real interfaces. No stock screenshots. This is exactly what your judges, competitors, and crowd see.

⚖️ Judge Scoring
LIVE
Now Scoring
#047 — Mike R.
2024 Silverado · SQ Class · Triple Sub
Staging & Imaging 9 / 10
Bass Accuracy 8 / 10
Tonal Balance 7 / 10
Install Quality 10 / 10
Sound Deadening 8 / 10
Sub Integration 9 / 10
Total Score 51 / 60
Submit Score
Works offline — syncs when connected

Judge Phone App

Score from any phone. No app download.
Submits feed totals instantly.

Try the live app →
tuninglabs.net/tl-comp
🏆 SoCal Bass Showdown 2026
ACTIVE
Dashboard
Entries
Scoring
Classes
Promote
42
Entries
5
Classes
6
Judges
$25
Entry Fee
Classes Running
🎧 SQ — Sound Quality 14 entries
📢 SPL — Bass 12 entries
🔧 Install Quality 8 entries
🏍️ Motorcycle 5 entries
🚗 Street Class 3 entries
Quick Actions
+ Add Entry Share Registration Judge Link Promote Event

Organizer Dashboard

Manage entries, classes, judges, and scoring
from one screen. Setup in under 5 minutes.

Create your event →
Live Leaderboard
SQ — Sound Quality
LIVE
1
Mike R. — 2024 Silverado
Triple Sub · Audiofrog
92.4
2
Sarah K. — 2023 Camry
3-Way Active · Focal
89.1
3
Dave T. — 2025 Ram
SQ Build · Hertz Mille
87.6
4
Jose M. — 2022 Civic
2-Way + Sub · JL Audio
84.3
5
Chris L. — 2023 Mustang
SQ+ · Morel Supremo
81.9
Scores update live as judges submit · TL SEM by Tuning Labs

Live Leaderboard Display

Cast to TV or projector. SQ and SPL views.
Updates in real time — no refresh needed.

See the live display →

Common Questions

Is This Really Free?

Yes. Here's exactly how it works — no fine print.

Free forever — how?

Tuning Labs makes money from its professional DSP tuning platform for car audio shops. TL SEM is our contribution to the competition community — a way to give back and grow the sport. Event management is free. It stays free. That's the deal.

Do I need special hardware?

Only if you want objective reference curve measurement scoring — that requires a calibrated RTA mic (UMIK-2, OmniMic, etc.). For 100% judge scoring — SPL, Install, SQ by ear — no hardware required. Any phone, any network, no equipment.

What if the internet goes down?

Judges keep scoring. Submissions are held locally and sync automatically when connectivity returns. TL SEM is built for parking lots, fairgrounds, and real-world venues — not a conference room with reliable Wi-Fi.

How long does setup take?

Most events are fully configured in under 5 minutes. Name, date, classes, entry fee, judging criteria — done. Add your payment link, share the registration URL, and you're running. No training. No setup call. No installation.

Do competitors need an account?

No. Competitors register with a name and class — no password, no email verification, no friction. They get a unique entry code to track their score on the live leaderboard. Judges score from a direct URL with nothing to log in to.

What orgs does it support?

Any org — or no org. TL SEM is built around IASCA, MECA, EMMA, dBDRA, USACi, Bagger Nationals, and Sound Warz formats, but you define the classes and criteria. Independent shows, shop events, regional circuits — it all works.


Event Management Playbook

Best Practices — Run a Professional Event Every Time

Hundreds of car audio events happen every year. The ones people remember — and come back to — follow these three phases.

📋
Phase 1 · 2-4 Weeks Before
Pre-Event Planning
  • Define classes and criteria first — SQ, SPL, Install, Motorcycle, Street, or custom. TL SEM lets you build any scoresheet in minutes.
  • Set entry fees and share registration — One link, your payment processor. Competitors sign up and pay you directly.
  • Recruit certified judges early — Browse the TL SEM Judge Registry by state, org, and certification. Post a "Judges Needed" badge on your event listing.
  • Start promotion 2+ weeks out — Submit your flyer and TL SEM generates ready-to-post social content for Instagram, Facebook, X, and TikTok. Free.
  • Dry run your scoring setup — Create a test event, add a few entries, score from your phone. Takes 3 minutes. Eliminates day-of surprises.
🏆
Phase 2 · Event Day
Day-Of Execution
  • Brief judges in 2 minutes — Show them the scoring URL on their phone. No app download, no login. "Open this link, pick an entry, score, submit."
  • Set up the live display — Cast the leaderboard URL to a TV or projector. SQ and SPL displays update in real time as judges submit scores.
  • Don't worry about connectivity — Offline scoring holds submissions locally and syncs when signal returns. Built for parking lots and fairgrounds.
  • Run classes in sequence or parallel — Each class has its own leaderboard, criteria, and scoring. No switching systems between classes.
  • Close scoring — results are instant — No manual tallying, no spreadsheet, no "hold on while we add up the numbers." Totals are already done.
📣
Phase 3 · After the Event
Post-Event & Growth
  • Results auto-email to every competitor — Scorecards delivered the moment you close scoring. No manual exports or copy-paste.
  • Winner announcements go out for you — AI generates platform-specific winner posts with class results, top scores, and congratulations copy.
  • SEO article published on Tuning Labs — Your event gets a permanent, Google-indexed article with results, highlights, and links to your org or shop.
  • Review and improve for next time — Score data is saved permanently. See which classes had the most entries, which judges scored, and where to grow.
  • Build your reputation — Every event you run builds your public profile on the Tuning Labs calendar. Competitors find you for the next one.

Get Started

Ready? Pick Your Path.

Whether you run events or judge them — TL SEM has a place for you. Both paths are 100% free.

🏆
For Event Organizers

Create & Run Your Event

Set up your competition in minutes — classes, criteria, entry fees, payment link. Share the registration URL and you're running. No account required to start.

  • Create an event in under 5 minutes
  • Add your own payment processor — keep 100% of entry fees
  • Judges score from their phone — no app, no download
  • Live SQ & SPL displays for TV or projector
  • Free social media promotion for your event
  • Results auto-emailed to all competitors
🏆 Create Your Event — Free

No credit card · No account · No hidden fees

⚖️
For Judges

Join the Judge Registry

Register your experience and certifications. Organizers browse the registry to recruit judges by state, org, and cert level. Get found for events near you.

  • List your org certs — IASCA, MECA, EMMA, dBDRA, USACi, Bagger Nationals
  • Set your specialties — SQ, SPL, Install, Head Judge, Motorcycle, Marine
  • Browse and mark availability for upcoming events
  • Score from your phone — no app download, no login for event-day
  • Offline scoring — works in parking lots with no signal
  • Your profile visible to organizers across the country
⚖️ Register as a Judge — Free

No fees · No commitments · Update anytime


Why Tuning Labs

TL SEM — Built for Car Audio. Not Generic Events.

Other event software is built for 5K runs and corporate seminars. TL SEM is built for SPL sleds, SQ builds, and bagger showdowns.

Feature Tuning Labs Generic Event Apps Spreadsheets
Cost & Fees
Cost to organizer$0 forever$29–$299/eventFree (but painful)
Cut of entry fees0% — you keep all2–5% + processor fee0%
Collect fees with your own processor
Scoring & Displays
Scores auto-tally — zero manual workSome
Dedicated SQ & SPL TV displays
Reference curve SQ scoring
12+ industry reference curves built in
Calibrated mic measurement for SQ
Judges & Competitors
Judge phone app (no download required)Some
Live class leaderboard
No login required for competitors
Certified judge registry
Results emailed to all competitorsSome
Promotion & Reach
Free multi-platform event promotion
Winner announcements posted for you
SEO article published for you
Public car audio events calendar
🛡️

No Bait and Switch. No Data Hostage. No Catch.

This isn't "free for now." There's no premium tier coming that locks your features. No paywall after your first event. No "upgrade to export your data." TL SEM is free because it's our contribution to the car audio competition community — not because we're planning to monetize it later.

💰
$0 Forever
No monthly fee. No per-event fee. No premium tier. Every feature included, every event, always free for organizers.
💳
0% Cut of Entry Fees
Your entry fees go from competitor to your processor. Tuning Labs is completely outside the transaction. Always.
📁
Your Data Stays Yours
Scores, competitor lists, event history — all yours, all accessible, never held hostage. Export anytime. No "upgrade to download."
🚪
Leave Anytime
If you ever stop using TL SEM, your data goes with you. No lock-in. No exit fees. No gotcha when you decide to walk.
🏗️
Built for the Community
Tuning Labs earns revenue from our DSP tuning platform for shops. TL SEM is how we give back to the sport that built us.
🔒
No Account Lock-In
Organizers need no paid account. Competitors and judges need no account at all. The whole platform runs on event codes and direct links.

Ready to Run Your Event with TL SEM?

28 tools. SQ & SPL displays for TV and projector. Offline judge scoring that syncs automatically. Scores auto-tally — no manual work. Reference curve SQ scoring. Free social promotion. Collect every entry dollar with your own processor. All of it free.

🏆 Create Your Event — Free Browse Upcoming Events

No account required  ·  Works on any device  ·  SQ · SPL · Install · Motorcycle · Open class

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