DONNER RB-1 - Microphone Preamp
The Donner RB-1 is a high-quality microphone preamp for dynamic microphones. With its CrystalTone circuit, it delivers +26 dB of clean, noise-free gain—ideal for podcasts, live streaming, and studio recordings. Compact, durable, and powerful, the RB-1 provides professional audio quality in every setting.
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Donner RB-1 – Microphone Preamp for Professional Applications
The Donner RB-1 is a compact yet powerful microphone preamplifier designed specifically for dynamic microphones. Equipped with an advanced CrystalTone circuit, it provides a clean, noise-free +26 dB gain—ideal for studio recordings, podcasts, livestreams, and stage performances. If you’re looking for uncompromising sound quality, the RB-1 is your perfect choice.
Product Features
- High-quality microphone signal boost: +26 dB
- Frequency response: 20 Hz – 20 kHz
- Advanced JFET circuit with CrystalTone technology
- Very low total harmonic distortion (THD+N): ≤ 0.015%
- Phantom power required: 48 V DC, 4 mA
- Compact and durable housing
- Weight: 232 g, Dimensions: 118 × 45 × 51 mm
Professional Results Instantly
With the RB-1, dynamic microphones reach their full potential. The preamp significantly enhances their signal without introducing unwanted noise or distortion. Whether you’re recording podcasts, streaming live, or producing music—RB-1 delivers studio-quality results.
Practical Versatility
The Donner RB-1 shines across various use cases. It ensures clear, natural audio for live streaming, accurately captures vocals and acoustic nuances in the studio, and delivers strong, interference-free sound on stage.
Use Cases
- ???? Podcasts – achieve professional vocal clarity with dynamic microphones
- ???? Livestreaming – deliver clean, real-time audio without background noise
- ???? Studio recording – capture detailed vocals and instruments
- ???? Live performance – reliable gain and stable signal on stage
Technical Specifications
- Type: Microphone preamp for dynamic microphones
- Gain: +26 dB
- Frequency response: 20 Hz – 20 kHz
- THD+N: ≤ 0.015%
- Power requirements: 48 V DC phantom power, 4 mA
- Connections: Built-in male/female 3-pin XLR connectors
- Dimensions: 118 × 45 × 51 mm
- Weight: 232 g
Materials and Build Quality
The RB-1 features a rugged, road-ready enclosure made of durable materials. The integrated XLR connectors include a locking mechanism that prevents accidental disconnection—ideal for both studio and live setups.
Included in the Box
- Donner RB-1 Microphone Preamp Booster
- Stylish protective storage box
Why Choose the Donner RB-1?
If you want a powerful, clear, and noise-free signal from your dynamic microphone, the Donner RB-1 is your solution. Thanks to its reliable boost, easy operation, and compact design, it’s an excellent choice for beginners and professionals alike.
Product delivery details DONNER RB-1 - Microphone Preamp
Shipment from Warsaw, Poland.
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DONNER RB-1 - Microphone Preamp - Frequently asked questions.
Is the Donner RB-1 compatible with the Shure SM7B?
Yes, the Donner RB-1 is designed for use with dynamic microphones, including popular models like the Shure SM7B.
What kind of power does the RB-1 require?
The device requires 48 V DC phantom power, with a current draw of 4 mA.
Can the RB-1 be used with condenser microphones?
No, the RB-1 is specifically designed for dynamic microphones only.
Does this preamp add noise to the signal?
No – the RB-1 uses a CrystalTone circuit that reduces noise by 97% for a clean signal.
Does the RB-1 have an on/off switch?
No, it automatically activates when phantom power is supplied.
What kind of connectors does the RB-1 use?
The RB-1 features built-in male and female 3-pin XLR connectors.
How much gain does the RB-1 provide?
It provides a fixed gain of +26 dB to boost your dynamic microphone signal.
Is the RB-1 suitable for PA systems?
Yes, it’s great for live sound setups, improving clarity and signal strength.
What is the frequency response range?
20 Hz to 20 kHz, covering the full audible spectrum.
What are the dimensions and weight?
The unit measures 118 × 45 × 51 mm and weighs 232 g.
What comes in the box?
The package includes the Donner RB-1 preamp and a sleek storage box.
What are the main use cases for the RB-1?
It’s perfect for podcasting, live streaming, vocal/instrument recording, and live performances.
About manufacturer DONNER
Od 2012 roku Donner jest zaangażowany w tworzenie nowych muzycznych doświadczeń. Jako pionier innowacyjnych instrumentów i elektroniki, byli jednymi z pierwszych, którzy wprowadzili mini pedały gitarowe.
Firma zajmuje się badaniami, produkcją i sprzedażą wszelkiego rodzaju instrumentów muzycznych. Opierając się na silnym i wydajnym zespole badawczo-rozwojowym, Donner stopniowo zyskiwał reputację dzięki wysokiej jakości i przystępnym cenowo instrumentom muzycznym i akcesoriom.
Company
- Manufacturer's headquarters: United States
Products
- Product count: 29
- Available product count: 23
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