Fosi za3 reddit

Compared to the Pass DIY Sony VFET Class A amp and the McIntosh MC-240 tube amp, the Fosi ZA3 is a bit less refined, but this is with direct comparisons. Although unless the music was actually recorded in high resolution I don’t find much of a difference. P. When it comes to speakers I prefer to only talk about brands I have firsthand experience of like Wharfedale, Q Acoustics or DALI. If you have any questions or concerns, please don't hesitate to contact Jan 13, 2024 · FOSI AUDIO ZA3 Stereo / Mono Amplifier. Fosi bt30d pro vs the fosi v3. Why are you shopping for speaker amps with built in DACs if you already own a better DAC than the one in any of them? Your choice should be between the Aiyima A07 ($70 and much better than the Fosi) or the Sabaj A10a (which is literally just the SA-300 minus the DAC—Sabaj and SMSL are different arms of the same company and these two have the same Infineon Merus MA12070-based amp). Compared to a similar Class D amp that I modified, the Aiyima A04, this amp has a more solid foundation with a more stable image and deeper soundstage. •Input: RCA, XLR. 20% off the 2024 version of the Fosi v3. Otherwise no, nothing will change. Connecting via BT will override the RCA input, to switch back to RCA either go on the connected device and disconnect/disable BT, or press the volume button in for about 5 seconds. Fosi likely buys their op amps in bulk. And im going to sell it before A/B amps without a following are worthless in the used market. It incorporates two TI TPA3255 amplifier chips enabling it to deliver up to 2x150W or 1x240W @ 4Ω. It features a balanced stereo input on XLR in addition to its stereo RCA AMP: Fosi ZA3 in stereo Speakers: Kef Q150's I have switched around the speaker inputs and it looks like the right channel from my Fosi audio ZA3 is louder on the right output compared to the left one. That said Fosi ZA3, SMSL AL200 are all incredible values that sound very, very good and in my experience are well built and reliable. •Amp Chip: Texas Instrument TPA3255. This small Fosi Audio ZA3 integrated amplifier has the particularity of being able to operate in both stereo and mono mode. Just today Fosi announced the ZA3 Balanced Dual-Mode Class-D Amplifier. Like x 4. I'm going to run two za3 amps in mono, I'd like to use the XLR in on the amps from the Geshelli J2S XLR outs. Thinking about adding the Fosi Audio v3 for my small bookshelf speakers (40w x2 at 8 ohms) I can get the Fosi for about $75 on Amazon with all the current promotions and coupons. Fosi has the best price I have seem on Muses02s at $52 a pair. The resulting change in sound is remarkable. Oct 10, 2023 · You can see it from the image, the volume control on the Fosi is on 75% position (using as a power amp), and on Burson it's just 27 (out of 100, but vol level 60 gives full 2vrms power, so 27 out of 60) and it's already loud. Fosi BT20A PRO. Personally, I would wait for the fosi za3. Is there a recommended alternative that would support a powered sub? I'm updating my desktop setup; keeping my existing passive speakers and powered sub, but adding a Schiit Modi 3E D/A converter and small amp. HiFi Emporium, audio and related technology reviews. After reading the earlier posts, I went in and took out the unused opamps, leaving only a Sparkos SS3602 in the R outputs. 3. If compared with Yamaha the sound is very detailed, involving, crispy, and crystal clear. Dec 12, 2023 · The Fosi Audio ZA3 is an impressive amplifier, offering high-quality sound, versatile features, and efficient operation. Set at a lower output, around 50% and with the aiwa amp doing the work the sound is Fosi Audio ZA3 Power Amplifier x1. separate PSU's). Second, headphones can “scale” depending how power hungry they are and other factors. I’m currently seeing it for $89. May 25, 2024 · I was trying a comparison between my Fosi Audio ZA3 and SMSL AO200 amps combined with a SMSL DO300 DAC and Totem Skylight speakers. Any advice or comments much appreciated. The op-amp amplifies the difference between the two signals, while rejecting any common-mode signals that are present in From my limited experience in playing with the set up as a pre amp I would say that the Douk st 01 pro is in its optimal state when not set to output 100% - at this point it appears to drive the bass in favour of the mid range slightly, maybe I'm being picky. The FA3, driving a pair of JBL 2225 15" woofers sounds somewhat "boomy Feb 10, 2020 · Greetings! We're happy to share with ASR members that our first dual-mode balanced amplifier ZA3 is about to be released! Here are some details about this amp. My first thought was that they sounded "wet" compared to the Alesis RA150 bridged mono amps that they replaced. The ZA3 and V3 don’t sound more detailed than the H7Pro. I was going to add a Schiit Mani 2, but at that point I start reaching the price point of a used Yamaha A-S501. In like new condition barely used. fr. This quite tiny amplifier is Thank you for posting this. IEM Cables Price (Add $4 for shipping) - Xinhs green cable, 2 pin, 3. The ZA3 is a testament to Fosi Audio's commitment to audiophile-grade sound quality and customer-centric design. robgnyc said: Curious if a preamp or changing OP Amps has more impact on the overall sound. •SINAD: 88dB. Hello, I recently bought KEF Q150 + Fosi ZA3, and the setup sounds really nice. Dec 11, 2023 · This small, compact and powerful Fosi Audio ZA3 integrated amplifier has the particularity of being able to operate in both stereo and mono mode. Using a dB meter, I wanted to compare volume variance between the two amps, XLR and RCA inputs and a couple pairs speakers but found something unexpected (to me anyway). • Incorrect turntable output mode: Turntables with built-in preamps typically offer both turntable output and line output options. The plan to now to power them with dual fosi Za3's and an xduoo ta 20. Another possibility is it is creating a ground loop proble. I’ve plugged a cable into the 12V trigger out on the receiver going to the trigger in on the ZA3 but can’t seem to get it to switch on when I turn the receiver on. The ZA3 does not have a built-in turntable preamp, so you need to connect an external turntable preamp between your turntable and the ZA3. www. They need to make a new amp the same basic amp circuit thats the ZA3 make it full sized or like 3/4" full sized, give it 3-4 single ended inputs, a DAC section, and a remote (DAC or phono cards ala Schiit would be really, really cool to see). I'm a big fan of Class-D amplifiers because of the small footprint. Its ability to run cool, coupled with its mono block support and balanced input options, positions it as a competitive option in the audiophile market. It's his own fault. Removing four 2mm hex screws (two on the back panel, two underneath), prying off the volume knob with a plastic cooking spatula, and loosening the 10mm nut gives you access to the internals, which construction shows are miles and miles better than a Dayton Audio DTA-100a I have from over a decade ago. I'm having trouble making a discussion and want to know some more on these two. That said, you can always start with one and upgrade later. Dec 20, 2023 · Mar 30, 2024. The Topping PA5 II and the Fosi Audio ZA3 have 12 volt trigger inputs. The Modi 3 audio quality is as good as my $1000 RME interface , just without all the bells and whistles. Add your thoughts and get the conversation going. Dec 20, 2023 · Jan 28, 2024. Reply reply Odd_Combination2106 📌Amazon - Fosi ZA3- https://amzn. The trigger out is activated in the AVR’s settings. I also worry that my left channel is a bit quieter then the right when I up the volume higher. I am using a pair of Kef q350 with an SMSl Sanskrit MK2 DAC and Topping Pa3s amplifiers. Pictures… How insane is pairing KEF LS50 Meta with a Fosi V3/ZA3? Hey there! I’m having a bit of a dilemma with choosing the right speaker/amp combo. Feb 10, 2024 · As for $100 "entry-level" integrated amps from back in the day, IIRC they were pretty much crap -- just good enough to avoid staining the reputations of their makers and way short in power and S/N compared to today's sub-$100 TPA3255 chip amps. On 35 it's crazy loud. 2 or b6. It’s $109. Op-amp swapping carries over from the V3 to the Fosi Audio ZA3. Is that a better option than the ZA3 + separate phono box? Feb 10, 2024 · New Member. I just preordered the Za3, if you can wait it’s hard to beat, given its got direct sub control. Feb 10, 2024 · That's the general impression on Fosi's FB page. Two Fosi Audio ZA3 speaker amps with 48v PSU for bridged mono - $240 Comes with two amps, two 48v power supplies, and the original packaging. com/products/fosi-audio-za3-balanced-dual-mode-class-d-amplifier?variant=441451 Fosi Audio V3 Review. 261 subscribers in the HiFiEmporium community. Or even better, a MiniDSP 2x4 hd or Minidsp flex — reference quality and includes powerful DSP/bass Overview and Disassembly : r/HiFiEmporium. Apr 24, 2024 · Unlike previous Fosi Audio Amplifiers that included ‘monoblock’ options like the Fosi Audio ZA3 (and the similar Aiyima A07 MAX) the V3 Mono is a pure monoblock, power amplifier. The bt30d is not. Strange though that if only connected with the trigger cable to the Denon no buzzing. User Manual x1. Feb 10, 2024 · When using this cheap amp with RCA and without using the sub you only add $ 160 to the initial purchase price ($150) effectively doubling its price and you get the exact same performance but of course the owner knows he used the best opamps not realizing the class-D amp determines the sound. It is equipped with two Texas Instruments TPA3255 amplifier chips which allows it to output max power up to 2×155 W (in stereo mode) or 1×235 W (mono mode) @4 Ohm load with a 48V/5A power supply unit. Fosi inflates their power numbers. Jan 18, 2024 · Here is a simplified example of how an op-amp can be used to cancel out interference when summing the two signals from an XLR cable: The two signals from the XLR cable are fed into the two inputs of a differential amplifier. Dec 20, 2023 · One Muses02 sells for £24. I don't know if they ship to Canada, however. At around 40% volume, the sound remained moderate yet detailed, while 20% provided a quiet and cozy listening experience. New comments cannot be Pro plus is the answer to the stupidly expensive audiophile streamers market, DAC chip is well regarded and you can easily live with the included remote for tv volume, you just need to set the input as auto on the wiim app and a couple of seconds after it sense the signal front led on wiim turns green. The best bet is to pick up a used audio interface on ebay or reverb. It integrates two TI TPA3255 amplifier chips mounted in DIP8, enabling it to deliver power up to 2x150W or 1x240W under 4Ω. For all intents and purposes, among the educated hobbyist, Fosi ONLY MAKES 2-3 DAMN AMPS, and everything else should be ignored. I like the way it looks. It looks like the price per Muses02 op amp on Profusion's website drops to The ZA3 is the first and only Fosi amp with a trigger and I am starting to think is was designed to connect multiple ZA3 amps and perhaps has issues with receivers but this is only a guess. I think because better performance in SINAD and ZA3 has sub crossover out of the box. That switch on the right, potentially very harmful. It’s just the way it is. Review/Discussion I just purchased the 48 V model. I believe Fosi Audio are preparing a separate Pre-amp Nov 18, 2023 · All the recent Aiyima & Fosi TPS325x amplifiers measurements have shown flat response, at least up to 5-10K, and I am wondering why it felts like everything is slightly elevated (specially bass) in my setup/room with ZA3 while A07 Max and Topping PA7 don't. 007% for the MAX) this translates into SINAD values of -90 for the V3 and -83 for the MAX. just going by specs Feb 10, 2024 · Yes the V3 is cheaper. Loxije A40 looks good. So for $40 more with the ZA3 you get balanced inputs, a sub out, quasi-mono mode, a more attractive case with better cooling, and a 12v trigger in. to/3tqCsw6📌Fosi Direct - https://fosiaudio. SUB-OPAMP2: Amplify the sub signal. However it would be a more worthwhile upgrade for headphones over $1000 like a Focal Clear, LCD-X, or Arya. Feb 19, 2024 · Or you could use the speaker level inputs so from Both ZA3's into the sub and then to your speakers. So, it requires a pre-amp for Volume control, and you need 2 x V3 Mono’s for stereo, one for each speaker. Now with ZA3 and other "clean" class D options I see the rave reviews. I bought it well over a decade ago. The ZA3 is a meticulously crafted high-performance balanced power amplifier designed with users' needs deep in mind. 5mm $10 - Xinhs purple + brown cable, 2 pin, 3. There's also the Fosi V3 mono coming up (that one I was referring to re. Please select the line output. In a couple of years there will be quite a few small class D amps with pre-amp ability, wifi streaming, hdmi eARC, etc. Dec 22, 2023 · The WiiM Pro and WiiM Pro Plus audiio streamers have a 12 volt trigger output that can power up a Topping PA5 II Plus. The amplifier has really dressed up from its earlier origins of common enclosures in budget class amplifiers. 99 with 48 volt power supply. It replaced a (still working) Topping PA5. I believe Fosi Audio are preparing a separate Pre-amp Dec 18, 2023 · The Fosi Audio ZA3 is an impressive amplifier, offering high-quality sound, versatile features, and efficient operation. Amp recommendation for KEF Q150. The Fosi Audio BT20A Pro has quite a few noteworthy features. Get the Reddit app Scan this QR code to download the app now Fosi ZA3- Teardown / Comparison / Review - Topping LA90 Who? Locked post. The Fosi ZA3 is doing, “something,” to balanced signals inside the amplifier for sure, as it has a dedicated op-amp for XLR input that does not play any part for people using RCA input. Also been considering the AO300 as a replacement for all of that: DAC, headphone amp, speaker amp. Pretty much all of the 3800 and 5800 series Denons from the 2000s did. •Mode: Stereo, Mono. The Fosi Audio BT30D Pro, it's a 2. FOSI ZA3 Stereo/Mono Amp - First Look! Overview and Disassembly. If those features are useful Feb 10, 2024 · I just added a pair of the ZA3 to drive the woofers of my LaScala-derived, custom speakers. Pictures… Fosi Audio ZA3 speaker amp with 48v PSU - $115 Amp, 48v power supply, and the original packaging. This is a review and detailed measurements of the Fosi Audio ZA3 stereo amplifier with balanced XLR inputs. Deal (Link to Purchase) Have been cruising for mini amps for a new desktop setup and was on the Fosi website and saw a 20% off sale if you are upgrading from an old v3 (limited to first 50 units they say). Of course the V3 + power supply will still run you less than the Topping. Hello, I post what I find to be valuable HiFi YouTube videos on the Reddit platform, generally YouTube videos are not allowed within many of the audio subreddits so this is a space to provide a home for Video content without the pushback Oct 10, 2023 · Greetings! We're happy to share with ASR members that our first dual-mode balanced amplifier ZA3 is about to be released! Here are some details about this amp. But if you ask them if they will trade their old monster amps for these, the answer is never yes. Not earth shattering. Looks decent and comparable to the V3. If the sound quality ramps with the price paid for the op amps then there are some The preamp sends an actual balanced signal, it’s a Schiit Freya+. So far I own 3 Fosi amps but always thought of Aiyima Headphones in the $700+ price bracket like the Ananda are a good range for taking source gear into consideration. Just wondering if anyone Dec 20, 2023 · IMO, moving from the ZA3 to V3 Monos won't provide a large enough boost in SQ to make it worthwhile. Fosi v3 with 48v, better yet wait for the fosi za3. Note: these measurements have not been independently confirmed yet but they are inline with the expectation based on previous results. depends on the amp your using fosi makes a ton , assuming its the TB10D (upgraded version) with a tpa3255 it will just give you headroom that most people wont need. I haven't owned much kit and am unfamiliar but can anyone share their experience and preference? Dec 20, 2023 · The ZA3 represents tremendous value for money and has some outstanding features like support for subwoofer, trigger input for the price, coupled with a really nice design and excellent measurements this is a top pragmatic choice. In effect mirroring how a pair of rca's would be connected. Profusion's price for a pair converts to $62USD which isn't far off from Fosi's price of $52USD for a pair. I've been in this journey briefly and started with Fosi V3. nopiano. 87 on Profusion's website who is listed as an on-line distributor on the manufacturer's website. From what I gather the XLR opamp performs a different Jan 1, 2024 · The midrange is clear and smooth. Jun 12, 2022 · I like the ZA3 because it takes XLR (even if not fully balanced throughout), has 2 inputs, like the A300, can be used in mono for minimal gains, if desired in the future (A300 gives maximal power gains, but I realize the ZA3 is not there yet), and sub out, not concerned that it has no filter for the mains, as the LS50s have no issues with full Get the Reddit app Scan this QR code to download the app now May 8, 2024 · Unlike previous Fosi Audio Amplifiers that included ‘monoblock’ options like the Fosi Audio ZA3 (and the similar Aiyima A07 MAX) the V3 Mono is a pure monoblock, power amplifier. i have a a07 (tpa3255 also) with 48v 7. Mar 11, 2024 · MODDING AND HOT-RODDING. Elac debut b5. This is when I will probably upgrade. Pictures… Fosi Audio ZA3 speaker amp with 48v PSU - $120 Amp, 48v power supply, and the original packaging. While the v3 just has volume. A Focusrite 2i2 or Schitt Modi 3 can be had for $60 or less. Feb 10, 2024 · You can buy 2 for only a few dollars more than the za3. Purchasing USA. SUB-OPAMP1: Handle low pass crossover (20-300hz) XLR-OPAMP: Amplify the XLR input signal. Despite the V3's admirable performance, it didn't Well first things first, Apple Music and Amazon music have High resolution audio available, give the free trials a shot. I noticed the bt30d pro has ports for subwoofer and knobs for the treble and bass. After the CheapAudioMan praised the Aiyima A07 MAX as being better than the Fosi V3 he hinted that Fosi has something new coming. You'll still never get the full wattage they promise, and heat will become more of an issue, but the beefier power supply does help. And need some advice for my amp. For the quality of amp that the Z3 and ZA3 their features and form factor make no sens at all. Mac mini --> Dirac Live --> Peachtree Audio 'Carina' integrated amplifier --> Revel F206. doug s. Dec 22, 2023 · No argument on some of the demerits listed for the Fosi Audio ZA3. I changed the op amps in my ZA3 to some low cost ones, but an upgrade still, and it made a positive difference in sound quality. 5mm Jan 18, 2024 · I'll chime in on removing unused opamps. #62. 1 channels amplifier with tone control and sub frequency and control. The initial batch of ZA3 was manufactured, producing around 2,000 units, with one reported issue. I had been running them with a monoprice tube amp but 25 watts wasnt enough. As for the feed to your sub, I am not sure! The fosi ZA3 will almost assuredly be replacing my s801 in the living room very soon. For example, Fosi Audio Box X1, X2, X4, etc. A complete novice to audiophile. I saw it on AliExpress the other day and was wondering when it was going to pop up on Amazon. From an audio point of view, the two products are exactly equivalent, with a minimal greater instrumental quality in favor of the V3. May 26, 2024 · Updated. This is yet another demonstration of how a more premium casing and a higher quality aesthetic perception affects the perception of sound. I have a Sonos port connected to an old home theatre integrated receiver powering two passive speakers, but it’s annoying having to turn it on every…. They make you fill out a google docs form and upload a pic of your old v3 for the discount. Fosi Audio ZA3 speaker amp with 48v PSU - $120 Amp, 48v power supply, and the original packaging. MacBook Pro -> Topping DM7 8-Channel DAC Balanced -> Hypex NC252MP (Buckey AMP) Kef R11 with 2xSubs. You would know more than I as to what part it could possibly be playing. The Class A/B RA150 sound very crisp and have a damping factor of 200. A07 max, get 2 for monoblocks. It has filled my needs for background music while I work and also when playing games or surfing the web on my personal computer. But he heard the name Fosi and then bought pure dog sh*t and complains. I'm finally getting a record player with a counter weight. It has an incredibly robust amplifier section that puts modern AVRs to shame. R-OPAMP: Amplify the right input signal. So no issue there and those are solid choices according to Redditers and reviewers. This one also has benefits like auto trigger (signal) and a gain switch to match the pre-amp, where the ZA3 needs triggers to power on/off (or by hand). 99 on Fosi’s website and Amazon, but that’s with a 32v power supply. 99 with a 48v power supply. OP. Nearly the same as the V3, but with tone controls and a useful preout. They're accurate in terms of device capability, but you do have to buy a 48v/5a power supply to reach those power numbers. 5amp psu and opamps rolled from NE5532 (people say they are fake anyways) to OPA1656. Dirac Live with Bass Control (active crossover L+R+2Subs) Apr 19, 2024 · I have my 2x ZA3's operating in mono mode and both are connected using XLR cables. This subreddit is for the budget minded audiophile that wants to grow out of soundbars, boomboxes, mini systems, portable bluetooth, lifestyle speakers, and PC peripheral branded audio solutions. I’ve had a Logitech z313 2. I'm using balanced Jacks via the XLR inputs. Because within the next decade you will absolutely be able to buy a $100 amplifier that will out perform $2000 A/B amps. Oct 10, 2023 · Fosi ZA3 + Sparkos Op-amp - The real deal - Don't miss out !!! View attachment 353709 View attachment 353710 Facebook Reddit Pinterest Tumblr WhatsApp Email Share A couple of additional points to consider. The advantage of that is that your sub can filter the lows the sub handles from the signal so your speakers will have cleaner mid range. 2 speakers Art dj pre II, or if you want something with more functionality, the arylic bp50 The elacs scale really well with higher quality gear. A07 OG has it and makes one pair of speakers I have unlistenable. We would like to show you a description here but the site won’t allow us. The Fosi Audio ZA3 has a little more heft to it than similarly-priced Topping PA3s amplifier. But the ELACs are supposed to be very good, as is the Fosi. The H7 is much more detailed and images much better than the others. Feb 1, 2024 · The Fosi Audio ZA3 is a compact integrated class D amplifier that can operate in both stereo and mono mode. It was sent to me by the company and costs US $149. It can also be used as monoblocks, but it has a true sub out and has balanced and unbalanced inputs. Get the Reddit app Scan this QR code to download the app now Fosi Audio ZA3 brings Cool New Features Fosi LC30 - So Many Reasons To Get This BUT A Couple Dec 18, 2023 · The Fosi Audio ZA3 is an impressive amplifier, offering high-quality sound, versatile features, and efficient operation. The za3 is indeed legit and great for the price, and objectively pretty good period. #152. I've been using a ZA3 for all of 5 hours, to date, in a secondary location where critical listening isn't practical. Thanks for answer! Connected through RCA-RCA to sub out If you are certain you have a Denon 3808, then no, don't buy the Fosi ZA3. I am connected Hi, I was wondering if anyone had any experience with Philharmonic's Affordable Accuracy monitors. Pictures… Nov 15, 2023 · Fosi ZA3: Aiyima A07 Max: Summary: Stereo Amplifier with balanced and unbalanced inputs + Nicer looking case + Power ON/OFF is Volume knob push and hold sequence, volume re-adjustment isn't an issue after ON/OFF as it can remain same Fosi ZA3 trigger in? Hi, I just got a ZA3 to power my front L&R speakers from a Denon X3800 AVR. Edit: The Mojo is competing with other high end portable amp/DACs like the Ifi Diablo and Fiio Q7. When changing the opamps in the za3, I can ignore the two sub opamps and the left opamp (some advocate for their removal entirely) and change only the RIGHT opamp in each amp. But I also need a phono pre-amp for a turntable. Beyond 80%, the cones of my Q Acoustics speakers began to dance with wild enthusiasm, which made me a bit apprehensive, so I refrained from pushing the volume knob further. Oct 8, 2023 · The Aiyima published THD+N results for A07 MAX are slightly behind the V3 (0. It supports XLR balanced input, offering strong interference resistance and effective noise reduction capabilities. Realistically, I know it should be completely fine and more than acceptable (150W into 4ohm and even then the LS50’s are going to be nearfield), but it feels kind of weird to power 1500$ speakers with Fosi Audio ZA3 speaker amp with 48v PSU - $120 Amp, 48v power supply, and the original packaging. And yes you are correct, you just connect the Lt and Rt cables from your source to only the Rt inputs on each amp. The Denon 3808 is from another era of AVRs. •Output: Speaker Out, Sub Out. . Dec 20, 2023 · Fosi Audio is excited to announce the release of its latest product, the ZA3 balanced stereo/mono amplifier, a cutting-edge addition to its high-quality audio equipment lineup. 1 speaker system as my main driver for my work and play setup at home. I'm wondering if I could get a more dynamic output if I change the amp to Fosi V3. I have a old Fosi DAC and always interested in their amplifiers and this one looks nice. The second batch, estimated to produce around 5,000 units, is scheduled for shipments on March 1st and April 10th. That is not an upgrade in anyway. Power Adapter x1. Here's a 50W x 2 (8 ohm) amplifier with 12V trigger in/out for $100 (open box) or $150 (new). The Fosi Audio ZA3 is an impressive amplifier, offering high-quality sound, versatile features, and efficient operation. The five Op-amps chips in the ZA3 serve distinct purposes: L-OPAMP: Amplify the left input signal. Bluetooth device connectivity (included external antenna with 50ft range). The FOSI is harsh, diffused, and grainy, it’s not that their better, it’s they’re not… The H7 is a much better sound quality overall with better clarity, focus, detail and imaging. Disadvantage is much more speaker cable is needed. 003% for the V3 and 0. I have the iFi Zen Air DAC now and use it with my headphones just fine. Get the Reddit app Scan this QR code to download the app now Fosi ZA3 with WiiM Pro Plus . So if anyone is interested in running dual monoblocks this is your best bet. I normally listen to these speakers from 6/7 feet distance at a low-moderate volume, never needed to push the volume pot to even 2 o clock. Also, I assume you're considering the PA5 II? The Aiyima A-07 (normal and max) and Fosi V3 both have pre-outs that are not volume controlled. I have two ZA3s that I run in mono mode, and a P3 which also outputs to a subwoofer. Review/Discussion. The fosi v3 can be upgraded and expanded upon, and the fosi za3 to a greater extent. audiophonics. fv dn oj xi lo rr ko yw un hq