Welcome to HiVi official shopping mall![ Login in ] [ Sign up ]?Share. 中文 | My Order. Search:. MMKIII. () HOME · COMPANY · PRODUCTS. F3=45Hz HIVI M5A PORTED 15L. 2 x M5a Ported Box 35 liters. F3=45Hz 2 UNITS M5A PORTED 35 L. Bandpass Subwoofer liters. the Robin-X. The Robin-X is about HiVi RT1C planar tweeter. I’ve always wanted to try it with HiVi M5a. What kept me back was the cone.

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Robin Tower (HiVi M5a) – AmpsLab

Measurements below Hz are in Yivi. Fig 2 — M5a with Low Pass filter. We deliver all of France, and internationally.

Below that, my room is affecting the measurements. That alone is sure to impress visitors. It sounds absolutely wonderful.

The Red trace is of the XT The advantage of metal cones is that they behave more like a true piston. Amazon Rapids Fun stories for kids on the go.


Fig 7 — Robin-X Impedance. Fig 5 shows 3 plots. Hovi ruler flat response is not required or even desired. The secure code is incorrect. And that RT1C planar tweeter. The design of the M5a has been optimized to deep and dynamic exploration of low frequencies in a load mm5a of reduced size. The M5a has to hand over to the tweeter and 1kHz is impractical.

HiVi M5a Aluminum/Magnesium Cone 5″ Midwoofer

This is where it got difficult. No filters in line. Note the flatness from 1kHz to 10kHz.

The “M” series speakers were introduced for the first time through the “DIVA” range of the speaker manufacturer Swans. Last items in stock! Amazon Drive Cloud storage from Amazon. Amazon Restaurants Food delivery from local restaurants.

Robin-X (HiVi M5a with HiVi RT1C-A)

That is very close to the crossover. But it does reveal some interesting points.

As we move further down to 50Hz, we can see the lower M5a reinforcing the bass. Fig 2 is the M5a with a 12dB filter with adjustments made to suppress the cone breakup.


Microphone is 1 meter away, on tweeter axis.

The region of interest is from Hz onwards. See the notch at 2.

Fig 1is the Raw response of the M5a. Fig 5 — Robin-X Frequency Response. What kept me back was the cone breakup of this mid-woofer. Minimum impedance hifi 4 ohms at Hz. Ultra rigid cone made of an alloy of aluminum and magnesium coated on the surface with a damping material that promotes dynamic stability.