NTI Audio MR-2 Minirator
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NTI Audio
MR-2 Minirator
Product Info
* Prices may vary. Check retailer for current pricing and availability.
The MR-2 is a surprisingly capable little signal generator – seriously well-built, too. It’s perfect for sound engineers, live techs, and anyone needing reliable, basic test tones for speaker alignment or system troubleshooting. It’s a solid, no-frills option for those who need a compact and dependable signal source.
Product Description
- NTI Audio MR-2 Minirator
- Analogue Audio Signal Generator
- Sine
- Pink noise
- White noise
- Polarity test signal
- Delay test signal
- Graphics-capable backlit display
- XLR and RCA outputs
- USB input
- Powered by 3 batteries 1.5 V AA (not included)
- Compatible mains adapter: Article no. #240762# (not included)
- Compatible bag: Article no. #114577# (not included)
PROS
- • Excellent signal clarity across all generated waveforms.
- • Compact size and robust build quality for field use.
- • Versatile test signals for speaker and system diagnostics.
- • Backlit display offers clear visibility in various lighting conditions.
CONS
- • Battery operation can be inconvenient for prolonged testing.
- • Limited frequency range compared to higher-end signal generators.
- • Lack of advanced features like sweep tones or stepped frequency control.
Product Video
Key Features
Type
Analogue Audio Signal Generator
Functions
Sine, Pink noise, White noise, Polarity test, Delay test
Display
Graphics-capable backlit LCD
Connections
XLR, RCA, USB input
Power
3 x 1.5V AA batteries or optional mains adapter
Weight
Approximately 1.1 lbs
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Frequently Asked Questions
It lacks the precision and expanded features of high-end units, but delivers a good level of accuracy for typical live sound and installation work.
It's mainly for powering the unit with an optional adapter; data transfer capabilities are limited.
While you can generate sine waves, it's not designed for detailed preamp distortion analysis; dedicated analyzers are better for that.
