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Updated
Pros
  • Exceptional build quality
  • Natural, detailed sound
  • Handles high SPLs well
  • Active and passive modes
  • Built-in preamp
  • Multiple voicing options
Cons
  • High price point
  • Requires careful handling
  • Heavier than typical mics
  • Complex operation
Bottom Line
The Royer R-121 sets the standard for ribbon microphones with its natural sound reproduction and exceptional build quality, making it a favorite among recording professionals.
The Aston Stealth offers both active and passive modes, providing flexibility for different recording environments and delivering a smooth, natural sound with its ribbon transducer.
Frequency Response
30 Hz - 15 kHz
20 Hz - 20 kHz
Maximum SPL
135 dB
-
Output Impedance
300 ohms
Active: 200 ohms; Passive: 140 ohms
Weight
244 grams
695 grams
Sensitivity
-
Active: 14 mV/Pa; Passive: 1.5 mV/Pa
Height
1 inches
4 inches
Length
6.13 inches
10 inches
Weight
2.5 pounds
2.1605301676 pounds
Width
1 inches
5 inches
Part Number
R-121
Stealth
Model
R-121
000-F7X00-00010

When it comes to high-quality recording equipment, two popular options among audio engineers and musicians are the Royer R-121 and the Aston Stealth. Both of these microphones belong to the category of ribbon microphones, which are known for their warm, smooth sound and versatility in capturing a wide range of frequencies.

The Royer R-121 is a classic example of a high-end ribbon microphone, renowned for its exceptional sound quality and durability. It features a robust design with a rugged build, making it suitable for use in both studio and live recording environments. The R-121 has a figure-eight polar pattern, which allows it to capture sound from both the front and back while rejecting sound from the sides. This makes it ideal for recording instruments such as guitars, vocals, and brass, where a balanced sound with minimal bleed is desired.

On the other hand, the Aston Stealth is a more modern take on the traditional ribbon microphone design. It boasts a sleek and compact build, making it easy to position and maneuver in tight spaces. The Stealth features a unique "Stealth" mode, which allows it to be used as a passive ribbon microphone or an active condenser microphone, depending on the user's preference. This versatility makes it an attractive option for recording a wide range of sources, from vocals and acoustic instruments to drums and percussion.

One key difference between the two microphones is their frequency response. The Royer R-121 has a warm and smooth sound with a gentle roll-off in the high-frequency range, which makes it suitable for capturing rich, detailed sounds with minimal harshness. In contrast, the Aston Stealth has a more extended frequency response, with a slight emphasis on the high-end, making it better suited for capturing bright and crisp sounds.

Another significant difference is the sensitivity of the two microphones. The Royer R-121 is known for its high sensitivity, which makes it capable of capturing even the faintest signals with ease. However, this also means that it can be more prone to distortion and overload when dealing with loud sources. The Aston Stealth, on the other hand, has a slightly lower sensitivity, which makes it more forgiving when recording loud sources, but may require more gain to capture quiet signals.

In terms of durability, both microphones are built to last, but the Royer R-121 is particularly renowned for its ruggedness and ability to withstand rough handling. The Aston Stealth, while still well-built, is more compact and lightweight, making it easier to transport and store.

Ultimately, the choice between the Royer R-121 and the Aston Stealth will depend on the specific needs and preferences of the user. If you're looking for a classic, high-end ribbon microphone with a warm and smooth sound, the R-121 may be the better option. However, if you need a more versatile microphone that can handle a wide range of sources and applications, the Aston Stealth is definitely worth considering.

In conclusion, both the Royer R-121 and the Aston Stealth are exceptional examples of ribbon microphones, each with their own unique characteristics and strengths. By understanding the differences between these two microphones, audio engineers and musicians can make informed decisions about which one to use for their specific recording needs, and take advantage of the warm, smooth sound that ribbon microphones are known for.