Yamaha - EQ-1100 Equalizer

Yamaha EQ-1100 Stereo Graphic Equalizer.
Includes remote control and rare working MM-110 microphone.

This High-End Room EQ with Auto Calibration is an advanced 2 × 10-band stereo graphic equalizer from Yamaha’s high-end line.

This model is known for its extensive adjustment options, very precise sound correction, and unique automatic room-equalization function.
The EQ-1100 is not just an equalizer, but a complete sound optimization system, designed to optimally tailor the playback in a room with the aid of the included measurement microphone.
This unit is complete with the original remote and the accompanying Yamaha measurement microphone (MM-110), which makes the system fully functional for both manual and automatic correction.

Main features
2 × 10-band graphic equalizer (stereo)
Auto Room EQ function (automatic room correction)
Built-in pink noise generator
Spectrum analyzer display
4 memory locations for personal settings
3 fixed presets (e.g., Vocal / Fusion / Disco)
Subsonic filter (adjustable)
Illuminated display and clear operation
Full control possible via remote

Specifications
Brand: Yamaha
Model: EQ-1100
Type: Stereo graphic equalizer / Auto Room EQ
Frequency bands: 30 Hz – 16 kHz (10 bands per channel)
Control range: ±12 dB
Frequency response: 10 Hz – 50 kHz
Signal-to-noise ratio: >107 dB
Total Harmonic Distortion (THD):
Inputs/outputs: RCA line in / line out + tape loop
Dimensions (W × H × D): 435 × 122 × 290 mm
Weight: approx. 3.8 kg

Accessories: original remote + measurement microphone (MM-110)

Strengths according to users and reviews

- Very accurate and musical sound tuning without audible distortion
- Unique Auto Room EQ function, rare in vintage equipment
- Excellent control over low, mid, and high frequencies
- High-quality Japanese build (Yamaha “Natural Sound”)
- Versatile use: hi-fi, studio and room tuning
- Complete set including microphone + remote significantly increases functional value.
- Favored by collectors for its complete and advanced feature set

In conclusion: please refer to the photos for a proper impression; they form an integral part of the description and show the current condition of the item.
Shipping is carried out in a carefully packed box and is insured with track & trace, so you can follow the package yourself.