class d

  1. F

    Upgrade Advice: Moving from Rega IO to Fosi V3 Monos + ZD3 (Preparing for KEF LS50 Meta)

    Hi everyone, here a new at ASR as a user, but not as a reader. I am looking for objective advice on a planned upgrade path for my desktop HiFi system. Current Setup: Room: Small office (12m² / ~130 sq ft). Amp: Rega IO (30W @ 8Ω). Speakers: Martin Lab 38 (Sealed monitors, similar to vintage...
  2. daniboun

    SOLD SOLD please remove

    SOLD SOLD
  3. RandomEar

    Cheap and cheerful class D comparison (CCCDC)

    This is what the title says: A quick comparison of cheap-ish class D amps. Rough inclusion criteria: Is a class D speaker amplifier Does not include a DAC Is below 350 $ for a stereo setup The contestants ManufacturerModelPrice rangePowerSINADPFFBLoad depend.BalancedVol. controlSub outLow...
  4. Audiomaniac3

    BerryBak BLV-D3 2.1 Amplifier Review

    Hello everyone! Today I want to inroduce the BerryBak BLV-D3 2.1 amplifier. This amplifier is based on two TPA3116 Class D chips,which allows for a dedicated passive subwoofer connection. It features an integrated and pre-adjusted ADAU1701 DSP. While the DSP shouldn't be modified,the board...
  5. Guddu

    New Emotiva DR Series….. coming soon

    Just came across this….. interestingly looks like small footprint streamer, DAC, probably AV processor pre-amp and small Class D amplifier! Emotiva DR Series……
  6. S

    How do I get power amps with wildly different power outputs to play nicely together in a single system?

    Hi, ASR, I'm hoping some of you can offer guidance/advice on mixing amps that have different power outputs (80W, 200W, 500W) in a single system. Please forgive me for not using technical terminology correctly -- or if I've overlooked a guide in the forum/other posts. Please also forgive the...
  7. beigtapel3

    Junk Chinese 4 channel Class D PA amp

    Slowly building my garden party/garage PA setup. Plan to get two 15" or 18" subs & combine with 8-10" tops. I prefer going with passive speakers & separate AMP(s) as I have DBX PA2 for EQ, X-Over, room correction and stuff. Want to get best bang for the buck while maintaining acceptable sound...
  8. B

    Nord Three 1ET400A 3 Channel Class D Amplifier - SOLD

    Nord Three 1ET400A 3 Channel Amplifier Paid: $2257 Asking: $999 I purchased this new from Nord and never ended up using it. I was going to buy another Nord later on for my HT setup but ended up using my Monolith 7X amplifier instead. I am going to stick with the Monolith for now so this needs...
  9. Ted G

    Need an amp for low ohm speakers

    Hello, Fulfilling my teenage dreams, I purchased a Pioneer SX 1280 receiver. Unfortunately, even with 200 watts per channel it can't run the recently acquired pair of Infinity RS-2.5 speakers at high volume for very long before cutting out on protection. After doing some research, I found...
  10. A

    2025: Does somebody needs Hypex etc...?

    Hello together, I know the title sounds a bit cynical, but I'm wondering this myself. If there is already a similar thread, please move mine there. There are now some very good Class-D amplifiers based on the TI TPA3255 chip. The best (according to Amir's measurements) currently seems to be...
  11. H

    Hypex / Delta Sigma / Class D Technical Question

    I've been looking into class D amplifiers for a while now, and the hypex / purifi amps seem to always be on top. I know they use some aggressive feedback, but the main question I have is how they get high resolution from their somewhat low frequency delta sigma modulator. I assume they are using...
  12. A

    Class D Amplifiers Explained: Complete Beginner’s Guide

    For the lovers of class D amplifiers like me and also the beginners who don't know what Class D amplifiers this article is for you.it breaks down class D amplifiers to help you understand them in-depth.
  13. Guddu

    Linear Power Supply for Class D amps - Issues? Idle loss? Efficiency? Benefits?

    What are the issues in using linear power supply (transformer + bridge rectifier assembly etc.) with class D amplifiers? Idle energy loss too high? Efficiency? Magnetic field interferences? Price? Almost every established traditional brand (like Denon, Marantz, etc.) used linear PSU in their...
  14. daniboun

    New SMSL PA200 GaN Fet amplifier

    Hi amigos Here the brand new SMSL PA200 Gan Fet amp All spec here : https://www.audiophonics.fr/en/integrated-amplifiers/smsl-pa200-p-20393.html
  15. R

    Buckeye 1ET6525SA vs Soncoz SGP1

    Hi Friends! I have been reading this blog since the last 5 years. But this is my first thread. Im looking for a power amplifier for my Penaudio Sara S speakers (87 dB/1m - 4ohms ). I have a budget of maximum 1,500usd. So i have been able to narrow the option to two awesome options: 1)...
  16. Mike_Trueman

    Topping (class D and B) vs Arcam and Rotel (class A/B)

    I am wanting to upgrade my system but i am still not sure to go class A/B or class D. (or even class B it seems) The amp is going to be paired with PMC Prodigy 1 speakers and the SVS SB-1000 pro subwoofer. So i want to see your opinions and reasons. :cool: Which AMP/DAC combo would you prefer...
  17. OldFunkyBones

    Hypex Ncore vs D chip amps - sound quality?

    If you take the different power output options (through internal or external PSUs) off the table, do the current Class D chip amps measure up to a Hypex Ncore? Will a TPA3255+PFFB sound the same top-to-bottom as a NC252MP at 2 watts with a 4-ohm speaker? Or is there still something...
  18. Matias

    Marantz Model 10 integrated amplifier

    Just released for cool US$15,000, €14,500 or £12,000. https://www.marantz.com/en-gb/product/amplifiers/model-10/MODEL10GB.html When I saw the 3D render video, I thought I knew those power modules from somewhere.... Isn't that a Purifi 1ET9040BA?? :oops: Then I read the article below that...
  19. S

    Modern Class D amplifier recommendation for ML electostats?

    I need some recommendations for a class D amp for my Martin Logan EFX electrostatic speakers. I found impedence charts of the ML electrostats, and they begin to dip starting at 1kHz. At 3kHz, they are at 4 ohm, and at 10kHz, they are ~1.8 ohm, and at 20kHz they are less than 1 ohm. ML...
  20. Winemaker

    From Electrocompaniet ECI4 to Purify, Hypex, ICEpower etc etc etc

    Good morning to all those who read these lines of this new 3ad. I would like to ask those who have experience in amplifiers such as Apollon Audio, Rouge Audio Design (which I believe, but I'm not sure, has closed its doors), VTV AMPLIFIER and others of the same genre, if you recommend switching...
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