Hi, I built 2 hypex UcDHG w/HxR monoblocks about 4 or 5 years ago. At that point the switch mode PSU had not been introduced, so I used. Module amplificateur Hypex UCDHG HxR W . Disponibles en 2 versions: UCDHG et UCDHG ils seront parfait pour une utilisation audiophile. Logo AA 0 The UcDHG amplifier module is a self-contained high- performance class D amplifier intended for a wide range of audio applications.
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Hypex UcD400HG Power Amplifier
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To discover our different services and delivery options, click on the following logos: A while back I decided to build a proper power amplifier for my setup. Be patient during sending More from Wikipedia on the phenomenon here. Not bi-amping larger 3-way systems seems almost silly! Semi-slow fuse 5x20mm 6. You can download the full schematics and PCB here: My ordering list was this: That worked OK, but eventually I wanted to have remote control of the input selection, as well as a better overall solution.
Description The UcDHG amplifier module is a self-contained high-performance class D amplifier intended for a wide range of audio applications, ranging from Public Address systems to ultrahigh-fidelity replay systems for studio and home use. Initially I wanted 2 x VA transformers but couldn’t find these with ucd400hh x 40 V secondary windings, hence a single VA transformer. That meant desoldering the power transistors that do most of the work:.
You must log in to post a review. Chief distinguishing features are flat frequency response irrespective of load impedance, nearly frequency-independent distortion behaviour and very low radiated and conducted EMI. Hyypex up was the rear of the chassis. Meanwhile, I had built a little power control board, seen above on the bottom left. The same applies to the SMPS: They should be electrically isolated from the chassis.
It was time for a test run: Leave a Reply Cancel reply. Only registered users can post a review.
To discover the amount of the shipping costs, you just have to go in your shopping cart once uypex desired products added. Review posted Awaiting moderator validation. Learn how your comment data is processed. Control is based on a phase-shift controlled self-oscillating loop taking feedback only at the speaker output.
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That led me to design a small PCB that would house a small signal relay and some control elements. Amplificateurs audiophiles pour professionnels ou amateurs.
Why write products reviews? I was expecting a little more and have added an attenuator 2Px6 on the rear panel of the Hypex allowing 0, -1, -2, -3, -4, -5 and -6 dB attenuation not shown on photos.
Cool project, by the way. This is so cheap we could use the chassis and heat sinks alone and mount our own modules in case we have better ideas. I designed the circuit and the PCB in Diptrace. This exact method of grounding virually guarantees no problems due to ground loops no humming etc. Log in or create an account. What matters is its ability to deliver some amperes. That led me to think up of a new power control board:.