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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These speakers need k5a space, so keep side and back walls at least 3 ft away. It took me a while to get the null looking like this. Mobile Crew wound on Kapton support for better power and greater resistance to heat.

Robin Tower (HiVi M5a) – AmpsLab

hifi Last items in stock! The M5a seems to breakup at about 8kHz in Fig 1. Voices and instruments jump out. Note that this is without any smoothing applied.

No filters in line. Low power amplifiers like tubes and chipamps can be used as long as they are rated to drive 4 hibi loads. Only registered users can post a review. All were 2-way designs, based on the HiVi M5a. Treble is restored after 3kHz. See All Buying Options.


This page works best with JavaScript. But it does reveal some interesting points.

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

See the dip at 3kHz. Note the gentle down slope from 4Khz hivii 20kHz. I did not hear any veil over the mid-range. Bass Reflex Recommended Load Volume: Brown trace is of the two M5a combined.

See the notch at 2. The distortion sweep Fig 9 did not reveal anything bad. Fig 7 Robin 2. Amazon Inspire Digital Educational Resources. There are no internal dividers.

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Crossing the M5a Fig 2 is the M5a with a 12dB filter with adjustments made to suppress the cone breakup. English Choose a language for shopping. It sounds more pleasant when playing loud.

: Customer reviews: Hivi M5a 5″ Aluminum/Magnesium Midbass

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M5z, notify me when available! Is there a cure for this? Amazon Second Chance Pass it on, trade it in, give it a second life. The Black plot is the Robin-X frequency response. Warts and all will be shown. What kept me back was the cone breakup of this mid-woofer. As we move further down to 50Hz, we can see the lower M5a reinforcing the bass.


Customer reviews

What is more worrisome is the peak at 4. Please try again later. In Fig 2, the 50Hz from a single M5a is about 15dB lower than the mids whereas in a 2. This is a good indication that the M5a and the RT1C are crossing properly. That is very close hiv the crossover.

The region of interest is from Hz onwards. I look at it as a natural EQ. Amazon Advertising Find, attract, and engage customers. For non-commercial use only. What more can I say. All 3 drivers share the same box internally.

AmazonGlobal Ship Orders Internationally. Withoutabox Submit to Film Festivals. Only Hz and above is of importance.

The RT1C demands it.