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Key Points

Key Takeaways

  • 1

    Audio is 50% of Video

  • 2

    Shure SM7dB: Evolutionary version with built-in preamp in legendary microphone SM7B. Solve gain shortage (Problem that sound is small) by itself, anyone can become 'Radio DJ's voice'

  • 3

    Earthworks Ethos: Compatible with delicacy like condenser microphone and ease of handling of dynamic microphone. If expressing 'Gloss' of voice, this

  • 4

    Audio Interface: To bring out performance of microphone, good interface is necessary. RME Babyface Pro FS and Audient ID14mkII are iron plate

  • 5

    Acoustics: Before buying expensive microphone, suppress reverberation of room. Sound absorbing material and reflection filter decide last 5% of sound quality

Introduction: Grooming of Zoom Era

How is your voice reaching in remote meeting? Is it reverberation sound like bathroom of PC built-in microphone? Or is it compressed robot sound of AirPods?

Voice quality is directly connected to “Trust”. Clear voice with bass sound and no noise gives persuasiveness to remark just by that.

1. The Industry Standard: Shure SM7dB

SM7 used for recording of Michael Jackson’s “Thriller”. SM7dB succeeding that genealogy is icon of podcasters all over world.

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Shure SM7dB

Can 'Bass cut' and 'Presence boost (Put voice forward)' with switch on back. Thanks to built-in preamp, sufficient volume is obtained even with inexpensive audio interface.

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Why Dynamic?

Condenser microphone is too sensitive and picks up even sound of air conditioner and typing sound of keyboard. Dynamic microphone (SM7dB) picks up only “Sound in front of eyes”. If recording in ordinary room not soundproof room, dynamic is only choice.

2. The Broadcast Quality: Earthworks Ethos

If you aim for “Sexy voice” like narrator, Ethos. Surprisingly vivid sound can be recorded from beautiful body machined from stainless steel.

  • Supercardioid : Super unidirectional. Thoroughly exclude sound other than front of microphone without fail.
  • Triad-Orbit : Included microphone stand (arm) is also very high quality.

3. Comparison: Masculine or Feminine

項目 Shure SM7dB Earthworks Ethos
Method Dynamic Condenser (Proprietary technology)
Sound Tendency Thick / Warm (Radio) Delicate / Real (Narration)
Noise Resistance Very strong Strong
Appearance Black cylinder (The Mic) Silver bar (Futuristic)

4. The Signal Chain: Beyond Cable

Microphone is exit. Beyond that is also important.

  1. Mic : Shure SM7dB
  2. Cable : Mogami 2534 (Professional cable with little noise)
  3. Interface : Audient ID14mkII (Equipped with high quality mic pre)
  4. Software : Krisp / NVIDIA Broadcast (Final noise reduction by AI)

If this chain is completed, your room becomes broadcasting station.

Conclusion: Dominance of Hearing

Visual information can be blocked if close eyelids, but auditory information always reaches brain. Good voice, good sound imprint “Pleasure” on opponent’s subconscious.

It’s just microphone, but microphone. That investment physically amplifies weight of your words.

# microphone # shure # sm7b # audio # streaming # 2026