amplfier

  1. F

    Hdmi to lightning adapter cable

    I’ve recently found out that using a hdmi to lightning adapter cable i can stream music directly from my iphone by connecting the cable into one of the hdmi ports on the back of the receiver. My question is by using this method am i getting full hi res lossless audio? Also in this method which...
  2. L

    Need some advice on audio industry research

    2024.9.4 I realized that it is inappropriate to discuss this topic here, so I deleted the content of the post. I apologize for the inconvenience caused to you.
  3. CJG

    Inside of an SPL Phonitor SE (DAC768xs) Headphone AMP

    Just a few interior shots of my beloved SPL Phonitor SE reference headphone amp and DAC768xs.
  4. D

    Advice on choosing an Amp and DAC

    Hello, This is my first post here and I am a newbie in audio science, so I would like to apologize in advance if I use any incorrect expressions or phrasing. My very old audio system recently broke down, but the 4-Ohm passive speakers are still functioning well, and I'd like to keep them for...
  5. O

    Apollon Purifi vs Hypex

    Hi all, quick question. I’m looking at two amps from Apollon. The Purifi 1ET7040SA DM Luc Dual Mono Amplifier and the Hypex NCx500 DM Lux Dual Mono Amplifier. The Purifi is power rating is 250/500/950 watts at 8/4/2 ohms. The Hypex power rating is 380/700/700 watts at 8/4/2 ohms. Do people...
  6. S

    Power Consumption of DAC and Speakers at a Moderate SPL Level?

    I would like to begin with my setting: I am connecting a Topping E70 (ESS 9028 Pro, possibly that chip operates at 1 watt with highest sample rate?) to two KH80 monitor speakers (200W maximum power for each, 114dB). Sampling 32 bit and 96kHz. However, I am listening at only 0.95m, and I control...
  7. H

    looking for some advice on stereo system

    hey so I live in Japan and I'm looking to buy some diatone speakers, my current choice is the DS-77HRX but if you recommend something else below 40,000 yen that you think might be better please go ahead. first of all I don't know if these speakers will be good for a digital source such as a...
  8. C

    Moving from AVR to Separates: Amplifier Questions

    Hi, Background I use AVR (Denon x1700H) to power my 2.1 Stereo system. I'm happy with the result after the Audyssey room correction the AVR provided. The sources are Smart TV connecting via toslink and a turntable mixer connecting to AVR analogue input. I'm looking for a 2.1 system upgrade. I...
  9. Talisman

    Aoshida A6 amplifier: This is NOT a review

    This is NOT a review, but an overview of the Aoshida A6 amplifier DISCLAIMER I know that many on ASR completely denigrate tube products, especially the very cheap ones with more aesthetic than functional purposes, as in this case, but considering the probable intended use of an amplifier in...
  10. J

    Amp upgrade for Fostex T60rp

    Hi folks, need some help with upgrading my current amplifier to something more advanced. Currently I have Monolith Liquid Spark connected to the dac section of Fiio K3 (second release). My HP are Fostex T60rp and LS drives them pretty well even on default gain. But I think (or it seems to me)...
  11. R

    JBL 306P MK II Analysis

    Amir measured a dead spot at the cross over frequency right above the tweeter axis. This is readily apparent when playing a ~1.5 kHz tone and results in a musical reproduction that lacks presence: subjectively sound comes from around the speaker, not coherently from within the speaker...
  12. orchardaudio

    Adcom GFA 5200 Measurements

    A local customer of mine brought over their Adcom GFA 5200. I took some measurements of it and posting up for the community. Amplifier's Manual: https://www.audiosciencereview.com/forum/index.php?attachments/gfa5200-pdf.221628/&hash=4749a63d9284e7b496796bb00f6f33b9 All the measurements below...
  13. orchardaudio

    Behringer A500 Measurements

    A local customer of mine brought over their Behringer A500 (Professional 600 Watt Reference-Class Studio Power Amplifier). I took some measurements of it and posting up for the community. Amplifier's product page: https://www.behringer.com/behringer/product?modelCode=P0217 All the...
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