eighty32 Toolbox
AV, RF & broadcast tools
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
The complete field toolkit for AV, RF & broadcast techs — RF coordination, audio meters, calculators, and the biggest verified gear directories. Free, with optional Pro.
eighty32 Toolbox is the field reference and measurement suite built for AV, RF, and live-production technicians — everything you reach for on a show day, in one fast, offline app.
CALCULATORS
- Delay time (distance to ms), speaker & sub alignment
- dB math: SPL over distance, level summing, V/W, plus a full dB scale converter (dBu/dBV/dBFS, dBA/dBC)
- Ohm's law & speaker loads, power/current draw and breaker sizing
- Timecode & frame-rate math, frequency to wavelength
- OSHA/NIOSH noise-dose exposure timer
RF & WIRELESS
- Intermod & spacing analysis
- RF coordination engine: generate clean, intermod-safe frequency sets
- DTV channel lookup by ZIP to avoid local TV channels
- Manufacturer to model to band selection (Shure, Sennheiser, Lectrosonics, Sony, Audio-Technica, Wisycom)
- Coax / antenna cable dB-loss calculator
- SMPTE LTC timecode generator & reader
AUDIO METERS & TOOLS (best with a 2-channel interface)
- RTA + dual-FFT transfer function with coherence
- Loudness meter (EBU R128 / LUFS)
- SPL meter, phase/polarity & phase-correlation meters
- Delay finder (reference vs. mic)
- Signal generator (sine/pink/white/sweep)
- Input-level tester and 4-wire com test
- QLab-style playback / cue tab with fades, loop & ducking
REFERENCE LIBRARY
- Speaker directory: L-Acoustics, d&b, Meyer, JBL, Adamson, Nexo, Martin and more, with verified specs
- Microphone directory: Shure, Sennheiser, DPA, Neumann, AKG and others
- SFP transceiver reference with wavelength color codes
- Connector pinouts (XLR, speakON, DMX, DB25 and more)
- Color codes: resistor, fiber (TIA-598), AC mains wiring
eighty32 Toolbox is free to use. A one-time Pro unlock adds the advanced RF coordination, audio meters, and full directories. No subscription, yours forever.
Built by working techs, for working techs.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Chris DeBrizzio, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Chris DeBrizzio
- Size
- 1.8 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Toolbox Pro $9.99
- Copyright
- © 2026 eighty32