What is the AUDAC LUNA-U audio matrix processor?
The AUDAC LUNA-U is a 1RU audio matrix processor (DSP) with 12 mic/line inputs, 8 line outputs and up to 32 mono or 16 stereo zones. It is built for multi-zone background music, paging and meeting audio in corporate offices, schools, hospitality and retail. Dante/AES67 networking is available as an option.
How does the AUDAC LUNA-U audio matrix processor work?

The LUNA-U runs on a dual-core SHARC DSP. Each input and zone gets AUDAC WaveTune 7-band EQ, WavePreset processing (12 biquads plus low- and high-pass filters), up to 2000 ms of delay, automatic level control, mixing, talkover and paging. An integrated scheduler runs timed events, such as opening chimes or volume changes, without an external controller. Twelve GPIO inputs and outputs tie in fire alarms, buttons and relays, and +48 V phantom power supports condenser mics. Front and rear USB ports handle file transfer. Add the ANM88 Dante module or SL-NAC8 license to bring up to 32x32 Dante/AES67 channels onto the network. Configuration is done in AUDAC Touch. For built-in AEC and more GPIO, see the LUNA-F.
LUNA-U vs LUNA-F:
| Model | Analog in | Analog out | GPIO | Dante/AES67 | AEC | Zones |
|---|---|---|---|---|---|---|
| LUNA-U | 12 mic/line | 8 | 12 in / 12 out | Optional, up to 32x32 | No | 32 mono / 16 stereo |
| LUNA-F | 8 mic/line + 8 flex I/O | 8 | 24 flex | 16x16 standard, up to 64x64 | Optional (4 ch) | 32 mono / 16 stereo |
What are the key features of the AUDAC LUNA-U audio matrix processor?
- 12 mic/line inputs — with +48 V phantom power for condenser microphones.
- 8 line outputs — feeding up to 32 mono or 16 stereo zones.
- Dual-core SHARC DSP — WaveTune 7-band EQ, WavePreset filters and 2000 ms delay.
- Optional Dante/AES67 — up to 32x32 network channels.
- Paging and talkover — priority announcements over background music.
- Integrated scheduler — runs timed events without an external controller.
- 12 GPIO in / 12 GPIO out — connect alarms, buttons and relays.
- AUDAC Touch setup — configure and control from one app.
- Warranty — backed by a 5-year AUDAC manufacturer warranty.
Where is the AUDAC LUNA-U audio matrix processor typically used?
- Conference room
- Commercial meeting space
- Training room
- Multi-purpose room
- Government space
- Boardroom
- House of worship
- Auditorium
Technical Specifications
| Model | LUNA-U |
| Mic/line inputs | 12 |
| Line outputs | 8 |
| GPIO | 12 in / 12 out |
| USB | Front and rear (file transfer) |
| Network audio | Optional Dante/AES67, up to 32x32 channels |
| Zones | 32 mono / 16 stereo |
| ALC | Yes |
| AEC | No |
| Scheduler | Yes |
| Phantom power | +48 V DC |
| EQ | WaveTune 7-band |
| Filters | WavePreset 12 x biquad + LP + HP |
| Delay | 2000 ms |
| Mixing / talkover / paging | Yes |
| DSP | Dual-core SHARC |
| Power | 100–240 V AC, 50/60 Hz; 24 V DC |
| Dimensions | 18.98 x 1.73 x 13.19 in (W x H x D) |
| Mounting | 19 in rack, 1RU |
| Construction | Steel, black (RAL9005) |
| Warranty | 5 years |
Frequently Asked Questions
Does the LUNA-U include Dante?
Not by default. Add the ANM88 Dante module or SL-NAC8 license for up to 32x32 Dante/AES67 channels.
Does it do acoustic echo cancellation?
No. For AEC in conferencing rooms, use the LUNA-F with the optional SL-AEC4 license.
How many zones can it run?
Up to 32 mono or 16 stereo zones.
How is it programmed?
With AUDAC Touch, which handles setup and day-to-day control.
Can it trigger events on a schedule?
Yes. The built-in scheduler runs timed events.
What amplifiers pair with it?
Any line-level amplifier. AUDAC SMQ, PMQ and EPA amplifiers are common choices; see the AUDAC collection.
Can Creation Networks program it?
Yes. We design, install, program and support AUDAC systems nationwide. Call (888) 230-3661.
At Creation Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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